31 results on '"Chi-Hsin Chiang"'
Search Results
2. Microencapsulated rhEGF to facilitate epithelial healing and prevent scar formation of cesarean wound: A randomized controlled trial
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Chuan-Chi Kao, Ting-Chang Chang, Chi-Hsin Chiang, Shin-Yin Huang, and Chih-Hui Lin
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Adult ,medicine.medical_specialty ,Microencapsulated ,Scar assessment ,Drug Compounding ,Surgical Wound ,law.invention ,03 medical and health sciences ,chemistry.chemical_compound ,Cicatrix ,0302 clinical medicine ,Vascularity ,Silicone ,Randomized controlled trial ,Scar ,law ,Pregnancy ,medicine ,Humans ,rhEGF ,Wound Healing ,030219 obstetrics & reproductive medicine ,Epidermal Growth Factor ,business.industry ,Cesarean Section ,Recombinant human epidermal growth factor ,Obstetrics and Gynecology ,Psychological distress ,Gynecology and obstetrics ,Surgery ,medicine.anatomical_structure ,Treatment Outcome ,chemistry ,Childbearing age ,RG1-991 ,Abdomen ,Female ,medicine.symptom ,business ,Wound healing ,Gels - Abstract
Objective: Cesarean section (CS) is a major surgical intervention that affects women at childbearing age. Scarring from CS potentially causes discomfort and psychological distress. Emerging evidence indicates that epidermal growth factor (EGF) plays crucial roles in wound healing with the potential of minimizing scar formation. This study aims to investigate the effect of microencapsulated recombinant human EGF (Me-EGF) in scar prevention. Silicone gel was incorporated as part of the routine scar treatment. Materials and methods: Healthy women scheduled for cesarean delivery were enrolled and randomized to three groups: (1) no scar treatment, (2) silicone gel only, or (3) silicone gel plus Me-EGF. Vancouver Scar Scale (VSS: vascularity, pigmentation, elasticity, and height) was used for scar assessment at the 6th month and 9th month after CS. Results: A total of 60 women were enrolled, but one patient withdrew due to noncompliance with the follow-up visit requirement. Me-EGF-containing treatment group consistently scored the lowest on every parameter in the VSS scale, followed by silicone gel group, and the group with no scar treatment. Kruskal–Wallis tests indicated significant differences (p
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- 2020
3. Improvement of overactive bladder symptoms: Is correction of the paravaginal defect in anterior vaginal wall prolapse necessary?
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Ching Hui Chen, Chin Jung Wang, Chi Hsin Chiang, Hung Yen Chin, and Huang Hui Chen
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Posterior vaginal wall prolapse ,Adult ,medicine.medical_specialty ,Vaginal Diseases ,030232 urology & nephrology ,urologic and male genital diseases ,Pelvic Organ Prolapse ,Retrospective data ,03 medical and health sciences ,0302 clinical medicine ,Quantitative assessment ,medicine ,Humans ,Anterior vaginal wall prolapse ,Aged ,Retrospective Studies ,Pelvic organ ,lcsh:R5-920 ,030219 obstetrics & reproductive medicine ,business.industry ,Urinary Bladder, Overactive ,General Medicine ,Middle Aged ,Surgical Mesh ,medicine.disease ,humanities ,The Overactive Bladder Questionnaire ,female genital diseases and pregnancy complications ,Surgery ,Surgical mesh ,Overactive bladder ,Vagina ,Female ,business ,lcsh:Medicine (General) - Abstract
Background: To explore the relationship between overactive bladder (OAB) symptoms and paravaginal defects (PVDs), and to identify the necessity of PVD repair by transvaginal mesh (TVM) for the treatment of OAB symptoms. Methods: A retrospective clinical study of 30 women with advanced cystocele with limited apical and posterior vaginal wall prolapse was conducted to identify any changes in OAB symptoms following a single Perigee procedure. Prolapse was assessed using the pelvic organ prolapse quantification (POP-Q) system, and paravaginal defects were identified by sonography. Complete urodynamic examination was performed prior to and one year after operation. All patients completed the overactive bladder questionnaire pre- and postoperatively for a quantitative assessment of OAB symptoms. Results: All patients showed a significant improvement at points Aa and Ba in the POP-Q system. The results of the administered questionnaire revealed statistically significant improvement postoperatively. The difference of OAB symptoms between the group with PVDs and that with central defects was not statistically significant (p = 0.67). Moreover, no statistically significant improvement of OAB symptoms in the group with repaired PVDs was observed postoperatively (p = 0.42). Conclusion: Statistical improvements of symptoms exist after Aa and Ba points recovery as evaluated by POP-Q system regardless of PVD existence identified by sonography. Repairing PVD did not show significantly improve the severity of OAB symptoms in objective urodynamic data or subjective questionnaire data. The superiority of TVM in PVD repair to manage OAB symptoms seems not manifest. Keywords: Cystocele, Overactive bladder, Overactive detrusor, Surgical mesh, Urinary bladder prolapse, Vaginal prolapse
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- 2017
4. Total Anomalous Pulmonary Venous Connection: From Embryology to a Prenatal Ultrasound Diagnostic Update
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Chuan-Chi Kao, Chi-Hsin Chiang, Ching-Chang Hsieh, Shih-Yin Huang, and Po-Jen Cheng
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medicine.medical_specialty ,030219 obstetrics & reproductive medicine ,lcsh:Medical technology ,Total anomalous pulmonary connection ,business.industry ,MEDLINE ,Review Article ,030204 cardiovascular system & hematology ,TAPVC ,medicine.disease ,Fetal venous system ,03 medical and health sciences ,Prenatal ultrasound ,0302 clinical medicine ,lcsh:R855-855.5 ,Embryology ,medicine ,Radiology, Nuclear Medicine and imaging ,Radiology ,Total anomalous pulmonary venous connection ,business - Published
- 2017
5. Concentration of Non-Steroidal Anti-Inflammatory Drugs in the Pelvic Floor Muscles: An Experimental Comparative Rat Model
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Mei Fung Lin, Chi Hsin Chiang, Chin Jung Wang, Eileen Changchien, and Hung Yen Chin
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Naproxen ,Diclofenac ,Nabumetone ,Thiazines ,Piroxicam ,Meloxicam ,Pelvic Pain ,Pelvic Floor Muscle ,medicine ,otorhinolaryngologic diseases ,Potency ,Animals ,Rats, Wistar ,non-steroid anti-inflammation drugs ,Pelvic floor ,business.industry ,Pelvic pain ,Muscles ,Anti-Inflammatory Agents, Non-Steroidal ,Chronic pain ,Obstetrics & Gynecology ,General Medicine ,Pelvic Floor ,medicine.disease ,myofacial pain syndrome ,Butanones ,Rats ,body regions ,Thiazoles ,medicine.anatomical_structure ,Anesthesia ,Original Article ,Female ,medicine.symptom ,Chronic Pain ,business ,pelvic floor muscle ,medicine.drug ,Chronic pelvic pain - Abstract
Purpose The aim of this study is to explore non-steroid anti-inflammation drugs (NSAIDs) potency for pelvic floor muscle pain by measuring local concentration in a rat model. Materials and Methods We used nine NSAIDs, including nabumetone, naproxen, ibuprofen, meloxicam, piroxicam, diclofenac potassium, etodolac, indomethacin, and sulindac, and 9 groups of female Wister rats. Each group of rats was fed with one kind of NSAID (2 mg/mL) for three consecutive days. Thereafter, one mL of blood and one gram of pelvic floor muscle were taken to measure drug pharmacokinetics, including partition coefficient, lipophilicity, elimination of half-life (T1/2) and muscle/plasma converting ratio (Css, muscle/Css, plasma). Results Diclofenac potassium had the lowest T1/2 and the highest mean Css, muscle/Css, plasma (1.9 hours and 0.85±0.53, respectively). The mean Css, muscle/Css, plasma of sulindac, naproxen and ibuprofen were lower than other experimental NSAIDs. Conclusion Diclofenac potassium had the highest disposition in pelvic floor muscle in a rat model. The finding implies that diclofenac potassium might be the choice for pain relief in pelvic muscle.
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- 2014
6. Maternal Vitamin D Level Is Associated with Viral Toll-Like Receptor Triggered IL-10 Response but Not the Risk of Infectious Diseases in Infancy
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Jing-Long Huang, Sui-Ling Liao, Man-Chin Hua, Chuan-Chi Kao, Shih-Yin Huang, Chi-Hsin Chiang, Kuan-Wen Su, Tsung-Chieh Yao, Kuo-Wei Yeh, Shen-Hao Lai, and Ming-Han Tsai
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Vitamin ,Adult ,Male ,Cord ,Article Subject ,Immunology ,Physiology ,Ligands ,Communicable Diseases ,Monocytes ,Cohort Studies ,03 medical and health sciences ,chemistry.chemical_compound ,0302 clinical medicine ,Immune system ,Pregnancy ,Vitamin D and neurology ,lcsh:Pathology ,Medicine ,Humans ,030212 general & internal medicine ,Prospective Studies ,Vitamin D ,Prenatal vitamins ,Fetus ,business.industry ,Interleukin-6 ,Tumor Necrosis Factor-alpha ,Toll-Like Receptors ,Cell Biology ,medicine.disease ,Fetal Blood ,Culture Media ,Interleukin-10 ,030228 respiratory system ,chemistry ,Cord blood ,Viruses ,Female ,business ,Research Article ,lcsh:RB1-214 - Abstract
Reports on the effect of prenatal vitamin D status on fetal immune development and infectious diseases in childhood are limited. The aim of this study was to investigate the role of maternal and cord blood vitamin D level in TLR-related innate immunity and its effect on infectious outcome. Maternal and cord blood 25 (OH)D level were examined from 372 maternal-neonatal pairs and their correlation with TLR-triggered TNF-α, IL-6, and IL-10 response at birth was assessed. Clinical outcomes related to infection at 12 months of age were also evaluated. The result showed that 75% of the pregnant mothers and 75.8% of the neonates were vitamin deficient. There was a high correlation between maternal and cord 25(OH)D levels (r=0.67,p<0.001). Maternal vitamin D level was inversely correlated with IL-10 response to TLR3 (p=0.004) and TLR7-8 stimulation (p=0.006). However, none of the TLR-triggered cytokine productions were associated with cord 25(OH)D concentration. There was no relationship between maternal and cord blood vitamin D status with infectious diseases during infancy. In conclusion, our study had shown that maternal vitamin D, but not cord vitamin D level, was associated with viral TLR-triggered IL-10 response.
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- 2016
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7. Paraurethral striated muscular structures and pelvic floor muscles contribute to resting urethral closure pressure in rats
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Hung Yen Chin, Chi Hsin Chiang, Chin Jung Wang, Hann Chorng Kuo, and Kuan Cheng Lin
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musculoskeletal diseases ,medicine.medical_specialty ,Urethral rhabdosphincter ,Urethral closure ,Rest ,Urology ,Pelvic Floor Muscle ,Injections ,Urethra ,medicine ,Animals ,Botulinum Toxins, Type A ,Rats, Wistar ,Muscle, Skeletal ,Pelvic floor ,business.industry ,Urethral sphincter ,Obstetrics and Gynecology ,Pelvic Floor ,Anatomy ,Botulinum toxin ,Muscle, Striated ,Rats ,Surgery ,body regions ,medicine.anatomical_structure ,Neuromuscular Agents ,Models, Animal ,Female ,business ,Muscle Contraction ,medicine.drug - Abstract
We investigated physiological functions of the extraordinary muscular structure in the paraurethral area with pelvic floor muscle and the impact of these muscular structures on the resting maximal urethral closure pressure (MUCP) in rats.Sixteen female Wister rats were divided into four groups: Groups I and II rats received 5 and 2.5 IU botulinum toxin A (BoNT-A), respectively, injected into the bilateral paraurethral striated muscles. Group III rats received 2.5 IU BoNT-A injected into the bilateral pelvic floor muscles, and group IV rats received 2.5 IU BoNT-A injected into the unilateral pelvic floor muscles. Measurements of MUCP were made at different time points after BoNT-A injection.All groups showed a rapid reduction in average MUCP by 70-80 % after BoNT-A injection, regardless of injection site or side.Paraurethral striated muscular structures and the pelvic floor muscles possess the function of maintaining resting MUCP in rats.
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- 2012
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8. Cytogenetic discrepancy between uncultured amniocytes and cultured amniocytes in mosaic isochromosome 20q detected at amniocentesis
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Yi Ning Su, Chen Chi Lee, Chi Hsin Chiang, Wayseen Wang, Fuu Jen Tsai, Chih-Ping Chen, Schu Rern Chern, Yu-Ting Chen, Jui Der Liou, Wen Lin Chen, and Pei Chen Wu
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Genetics ,Adult ,Comparative Genomic Hybridization ,medicine.diagnostic_test ,business.industry ,Mosaicism ,Isochromosome ,Chromosomes, Human, Pair 20 ,Pregnancy Outcome ,Obstetrics and Gynecology ,Polymerase Chain Reaction ,lcsh:Gynecology and obstetrics ,Pregnancy ,Karyotyping ,Obstetrics and Gynaecology ,Amniocentesis ,medicine ,Humans ,Female ,business ,Cells, Cultured ,In Situ Hybridization, Fluorescence ,lcsh:RG1-991 - Published
- 2011
9. The alteration of placental-derived soluble MHC class I chain-related protein A and B during pregnancy
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Chi-Hsin Chiang, Chia-Li Yu, Fang-Ping Chen, and Shih-Yin Huang
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Pregnancy ,Fetus ,Amniotic fluid ,business.industry ,Obstetrics and Gynecology ,Gestational age ,General Medicine ,medicine.disease ,Natural killer cell ,Andrology ,Immune system ,medicine.anatomical_structure ,Placenta ,Immunology ,medicine ,Gestation ,business - Abstract
Objective According to a novel mechanism for fetal evasion from maternal immune attack via the engagement and down-regulation of the maternal natural killer cell receptor NKG2D by soluble MHC class I chain-related proteins (sMIC) A and B derived from placenta, we aimed to measure whether the sMICA/B level altered during pregnancy. Design and setting Healthy women undergoing routine antepartum examination at Kee-Lung Chang Gung Memorial Hospital from December 2006 to December 2007 were prospectively registered for this study. Samples We collected 337 serum specimens and 10 amniotic fluid samples from 300 normal pregnant women for sMICA/B analysis. Methods Capture ELISA procedures were used to determine sMICA/B concentration in serum and amniotic fluid specimens. Main outcome measures We hypothesized that the sMICA/B level would increase in proportion to the gestational age to protect the fetus from maternal immune rejection in the normal pregnancy. Results. The serum sMICA/B level rose gradually with the progression of gestation and decreased after the second trimester, with the lowest level appearing before delivery. In addition, we found that levels of soluble MICA/B were extremely low in amniotic fluid. Conclusions We suggest that, as delivery approaches, the reduced production of soluble MICA/B by the aged placenta may be playing a role in parturition. Furthermore, we suggest that the effect of soluble MICA/B on natural killer cells of pregnant women is limited to the maternal placental surface, but not transferred through the placenta into the amniotic cavity.
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- 2011
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10. Extraordinary muscular structure leads to urethral injury after vaginal delivery in animal study
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Eileen Changchien, Chi Hsin Chiang, Hung Yen Chin, and Hsiu Ping Yang
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biology ,business.industry ,Genitourinary system ,Vaginal delivery ,Urinary Incontinence, Stress ,Urology ,Smooth muscle layer ,Obstetrics and Gynecology ,Muscle, Smooth ,Vimentin ,Anatomy ,Delivery, Obstetric ,Mice, Inbred C57BL ,Mice ,Urethra ,medicine.anatomical_structure ,Trichrome ,biology.protein ,Animals ,Medicine ,Female ,Stem cell ,Progenitor cell ,business - Abstract
The aim of this study is to explore causality of birth trauma after vaginal delivery and anatomical findings. A total of 28 virgin mice were studied. Treatment groups received vaginal distention. Specimens were collected and subjected to the following fluorescence stains: progenitor cell (c-kit), smooth muscle (SMA), fibroblast (vimentin), and skeleton muscle (Masson’s trichrome). Confocal microscopy was used to screen all of the urogenital tissue to localize the stained cells. Fibroblasts were spread all over perivaginal and urethral surroundings. Progenitor cells appeared at urethral–vagina intersection and urethral circle. They were noticeable only within smooth muscle layer. Two extraordinary skeleton muscle bands appeared on the urethra bilaterally. Our study demonstrates existence of muscle bands at the bilateral urethra. They can limit the mobility of urethra during vaginal delivery and thereby cause urethra injury. Progenitor cells are located only in the smooth muscle of the urethral circle.
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- 2010
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11. Prenatal exposure to bisphenol-A is associated with Toll-like receptor-induced cytokine suppression in neonates
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Shih-Yin Huang, Kuo-Wei Yeh, Tsung-Chieh Yao, Man-Chin Hua, Sui-Ling Liao, Chi-Hsin Chiang, Ming-Han Tsai, Shen-Hao Lai, and Jing-Long Huang
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0301 basic medicine ,Male ,Risk ,endocrine system ,medicine.medical_treatment ,Enzyme-Linked Immunosorbent Assay ,Ligands ,Cohort Studies ,03 medical and health sciences ,chemistry.chemical_compound ,Phenols ,Pregnancy ,Nasopharynx ,Odds Ratio ,Medicine ,Humans ,Benzhydryl compounds ,Benzhydryl Compounds ,Interleukin 6 ,Toll-like receptor ,Cytokine Suppression ,Innate immune system ,biology ,business.industry ,Interleukin-6 ,Tumor Necrosis Factor-alpha ,Toll-Like Receptors ,Age Factors ,Infant, Newborn ,Infant ,medicine.disease ,Fetal Blood ,Interleukin-10 ,Interleukin 10 ,030104 developmental biology ,Cytokine ,chemistry ,Maternal Exposure ,Prenatal Exposure Delayed Effects ,Pediatrics, Perinatology and Child Health ,Immunology ,biology.protein ,Leukocytes, Mononuclear ,Cytokines ,Regression Analysis ,Female ,business ,Infant, Premature - Abstract
Despite widespread human exposure to biphenol A (BPA), limited studies exist on the association of BPA with adverse health outcomes in young children. This study aims to investigate the effect of prenatal exposure to BPA on toll-like receptor–induced cytokine responses in neonates and its association with infectious diseases later in life. Cord bloods were collected from 275 full-term neonates. Production of TNF-α, IL-6, and IL-10 were evaluated after stimulating mononuclear cells with toll-like receptor ligands (TLR1-4 and 7–8). Serum BPA concentrations were analyzed by enzyme-linked immunosorbent assay. Bacteria from nasopharyngeal specimens were identified with multiplex PCR and culture method. Result showed significant association between cord BPA concentration and TLR3- and TLR4-stimulated TNF-α response (P = 0.001) and that of TLR78-stimulated IL-6 response (P = 0.03). Clinical analysis did not show prenatal BPA exposure to be correlated with infection or bacterial colonization during the first year of life. This is the first cohort study that indicated prenatal BPA exposure to play a part in TLR-related innate immune response of neonatal infants. However, despite an altered immune homeostasis, result did not show such exposure to be associated with increased risk of infection during early infancy.
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- 2015
12. Longitudinal investigation of nasopharyngeal methicillin-resistant Staphylococcus aureus colonization in early infancy: The PATCH birth cohort study
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Sui-Ling Liao, L.-C. Chen, Charles Y. Chiu, Yi-Jung Chang, Kuan-Wen Su, Chi-Hsin Chiang, T.-S. Huang, W.-H. Lim, Tsung-Chieh Yao, Kuo Wei Yeh, Ming-Han Tsai, Man-Chin Hua, Shih-Yin Huang, Jing-Long Huang, Hsiang-Ju Shih, S.-H. Huang, and Shen-Hao Lai
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Male ,Methicillin-Resistant Staphylococcus aureus ,0301 basic medicine ,Microbiology (medical) ,Pediatrics ,medicine.medical_specialty ,030106 microbiology ,Taiwan ,medicine.disease_cause ,Cohort Studies ,03 medical and health sciences ,0302 clinical medicine ,Nasopharynx ,030225 pediatrics ,Genotype ,Odds Ratio ,medicine ,Humans ,Colonization ,Longitudinal Studies ,business.industry ,Incidence ,Infant, Newborn ,Infant ,General Medicine ,Staphylococcal Infections ,Early infancy ,Methicillin-resistant Staphylococcus aureus ,Molecular Typing ,Infectious Diseases ,Staphylococcus aureus ,Carrier State ,Cohort ,Positive culture ,Female ,business ,Birth cohort - Abstract
Objectives The study aimed to determine the long-term Staphylococcus aureus colonization patterns and strain relatedness, and the association between maternal and infant colonization in infancy. Methods A birth cohort study was conducted from January 2012 to November 2014. Nasopharyngeal swabs for S. aureus detection were collected from infants at the age of 1, 2, 4, 6 and 12 months and from mothers when their children were 1-month-old. Results In total, 254 samples were collected at each planned visit during the first 12-month study. The prevalence of S. aureus colonization decreased in the first year of life, ranging from 61.0% (155/254) at the age of 1 month to 12.2% (31/254) at 12 months. Persistent colonization, defined as a positive culture on four or five occasions, was detected in only 13.8% (35/254) of carriers. Most of the persistent carriers were colonized with methicillin-resistant S. aureus (MRSA) only, and among persistent MRSA carriers, 61.1% (11/18) had indistinguishable genotypes. Of the mothers with MRSA colonization, 77.1% (27/35) had infants who were concomitantly colonized at the age of 1 month; 70.4% (19/27) of the infant–mother paired isolates belonged to indistinguishable or related subtypes, which suggests that surrounding carriers, probably their mothers, may be the possible source for MRSA acquisition in early infancy. Conclusions Staphylococcus aureus colonization including MRSA was commonly observed in our cohort. Strains of persistent MRSA among infant–mother pairs were usually of indistinguishable genotypes. Therefore, horizontal spread within households is possibly an important factor related to infant MRSA colonization.
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- 2017
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13. Hormonal Regulation of Estrogen Receptor α and β Gene Expression in Human Granulosa-Luteal Cells in Vitro1
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Peter C.K. Leung, Kwai Wa Cheng, Parimal S. Nathwani, Shigeo Igarashi, and Chi Hsin Chiang
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endocrine system ,medicine.medical_specialty ,Forskolin ,medicine.drug_class ,Endocrinology, Diabetes and Metabolism ,Biochemistry (medical) ,Clinical Biochemistry ,Estrogen receptor ,Gonadotropin-releasing hormone ,Biology ,Biochemistry ,chemistry.chemical_compound ,Endocrinology ,chemistry ,Estrogen ,Internal medicine ,polycyclic compounds ,medicine ,Northern blot ,Estrogen receptor alpha ,reproductive and urinary physiology ,hormones, hormone substitutes, and hormone antagonists ,Protein kinase C ,Estrogen receptor beta - Abstract
Estrogen is one of the major sex steroid hormones that is produced from the human ovary, and its actions are established to be a receptor-mediated process. Despite the demonstration of estrogen receptor (ER) expression, little is known regarding the regulation of ER in the human ovary. In the present study we investigated the expression and hormonal regulation of ERalpha and ERbeta in human granulosa-luteal cells (hGLCs). Using RT-PCR amplification, both ERalpha and ERbeta messenger ribonucleic acid (mRNA) were detected from hGLCs. Northern blot analysis revealed that ERalpha is expressed at a relatively lower level than ERbeta. Basal expression studies indicated that ERalpha mRNA levels remain unchanged, whereas ERbeta mRNA levels increased with time in culture in vitro, suggesting that ERbeta is likely to play a dynamic role in mediating estrogen action in hGLCs. The regulation of ERalpha and ERbeta expression by hCG was examined. hCG treatment (10 IU/mL) significantly attenuated the ERalpha (45%; P < 0.01) and ERbeta (40%; P < 0.01) mRNA levels. The hCG-induced decrease in ERalpha and ERbeta expression was mimicked by 8-bromo-cAMP (1 mmol/L) and forskolin (10 micromol/L) treatment. Additional studies using a specific protein kinase A (PKA) inhibitor (adenosine 3',5'-cyclic monophosphorothioate, Rp-isomer, triethylammonium salt) and an adenylate cyclase inhibitor (SQ 22536) further implicated the involvement of the cAMP/PKA signaling pathway in hCG action in these cells. The hCG-induced decrease in ERalpha and ERbeta mRNA levels was prevented in the presence of these inhibitors. Next, the effect of GnRH on ER expression was studied. Sixty-eight percent (P < 0.001) and 60% (P < 0.001) decreases in ERalpha and ERbeta mRNA levels, respectively, were observed after treatment with 0.1 micromol/L GnRH agonist (GnRHa). Pretreatment of the cells with a protein kinase C (PKC) inhibitor (GF109203X) completely reversed the GnRHa-induced down-regulation of ERalpha and ERbeta expression, suggesting the involvement of PKC in GnRH signal transduction in hGLCs. In agreement with the semiquantitative RT-PCR results, Western blot analysis detected a decrease in ERalpha and ERbeta proteins levels in hGLCs after treatment with hCG (10 IU/mL), GnRH (0.1 micromol/L), 8-bromo-cAMP (1 mmol/L), forskolin (10 micromol/L), or phorbol 12-myristate 13 acetate (10 micromol/L). Functionally, we demonstrated an inhibition of progesterone production in hGLCs in vitro by 17beta-estradiol, and this inhibitory effect was eliminated by pretreatment of 10 IU/mL hCG or 0.1 micromol/L GnRHa for 24 h before 17beta-estradiol administration. In summary, we observed a differential expression of ERalpha and ERbeta mRNA in hGLCs in vitro. The demonstration of hCG- and GnRHa-induced down-regulation of ERalpha and ERbeta gene expression suggests that hCG and GnRH may contribute to the control of granulosa-luteal cell function. Furthermore, our data suggest that the effects of hCG and GnRH on ERalpha and ERbeta expression in hGLCs are mediated in part by activation of PKA and PKC signaling pathways, respectively.
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- 2000
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14. Spleen laceration, a rare complication of laparoscopy
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Chia-Lin Chang, Chi-Hsin Chiang, Hung-Chih Hou, Yung-Kuei Soong, Chii-Shinn Shiau, T'sang-T'ang Hsieh, and Ming-Yang Chang
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Adult ,Laparoscopic surgery ,medicine.medical_specialty ,medicine.diagnostic_test ,business.industry ,Exploratory laparotomy ,medicine.medical_treatment ,Iatrogenic Disease ,Obstetrics and Gynecology ,Fallopian Tube Diseases ,medicine.disease ,Surgery ,Abdominal wall ,medicine.anatomical_structure ,Pneumoperitoneum ,Suture (anatomy) ,medicine ,Humans ,Female ,Laparoscopy ,Hysterosalpingography ,business ,Complication ,Spleen - Abstract
A 31-year-old woman had secondary infertility of 4 years' duration. Hysterosalpingography revealed bilateral distal tubal occlusion with bilateral hydrosalpinx-like appearance. At laparoscopy, both oviducts were occluded with marked hydropic change. Salpingoplasty was performed to correct bilateral hydrosalpinges and reform the fimbriated tubal ends. The procedure was performed uneventfully by an experienced surgeon in 45 minutes. Nine hours after the operation an emergency exploratory laparotomy was performed due to massive intraabdominal bleeding. The cause was a small tear, 3 cm long and 1 cm deep, with active bleeding in the inferior splenic tail. The laceration was repaired successfully with 1–0 chromic suture. The etiology of splenic laceration during laparoscopic surgery is uncertain. Many complications of laparoscopy are physiologic, and this one might have occurred while establishing pneumoperitoneum. Distortion and stretching of small vascular adhesions of the spleen with the abdominal wall also may have played a role. Gynecologists must be aware of the physiologic insult to patients during laparoscopy.
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- 2000
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15. [Untitled]
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Chii-Shinn Shiau, T'sang-T'ang Hsieh, Ming-Yang Chang, Chi-Hsin Chiang, Jenn-Jeih Hsu, Hung-Chih Hou, and Yung-Kuei Soong
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Gynecology ,medicine.medical_specialty ,Pregnancy ,In vitro fertilisation ,medicine.medical_treatment ,Obstetrics and Gynecology ,General Medicine ,Biology ,Antral follicle ,medicine.disease ,Embryo transfer ,Follicle-stimulating hormone ,Basal (phylogenetics) ,Pregnancy rate ,Reproductive Medicine ,medicine.artery ,Genetics ,medicine ,Uterine artery ,Genetics (clinical) ,Developmental Biology - Abstract
Purpose: The purpose was to determine the effect of basaluterine perfusion on the pregnancy rates of in vitro fertilizationand embryo transfer (IVF-ET) in women aged 40 and above. Methods: A total of 47 patient aged 40 and over underwentIVF-ET. The conception cycles and the nonconception cycleswere compared. Results: Of the 47 patients, 4 patients were pregnant (8.5%).The mean age, basal follicle stimulating hormone (FSH),basal estradiol (E2) level, antral follicle count (AFC), numberof ampoules of gonadotropin used, E2 levels and endometrial thickness on the day of human chorionic gonadotropin(hCG) administration, number of retrieved and fertilizedoocytes, and number of transferred embryos were not statisticallysignificant between the conception and nonconceptioncycles. However, the basal uterine artery pulsatility index(UA PI) was significantly lower in the conception cycles(P < 0.001). The receiver operating characteristics (ROC)curve analysis for basal FSH, AFC, and basal UA PI inpredicting the pregnancy rate of IVF in patients aged ≥ 40were demonstrated. The best prediction rate was achievedby a pulsatility index cutoff of < 2.0 for a receptive uterus. Conclusions: Increased uterine perfusion in the early follicularphase enhanced the pregnancy rate of IVF in womenaged 40 and above. It is therefore essential that patientsaged ≥ 40 with poor basal uterine perfusion should beidentified early in the early follicular phase of the menstrualcycle to apply appropriate intervention to improve the uterinecirculation for the subsequent chance of pregnancy.
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- 2000
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16. [Untitled]
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Chi-Hsin Chiang, T'sang-T'ang Hsieh, Yung-Kuei Soong, Ming-Yang Chang, Jenn-Jeih Hsu, Kam-Fai Lee, and Tsung-Hong Chiu
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medicine.medical_specialty ,Pathology ,business.industry ,Endometriosis ,Obstetrics and Gynecology ,Hemodynamics ,General Medicine ,Blood flow ,medicine.disease ,Leiomyoma ,medicine.anatomical_structure ,Reproductive Medicine ,medicine.artery ,Genetics ,medicine ,Adenomyosis ,Radiology ,Differential diagnosis ,business ,Uterine artery ,Genetics (clinical) ,Developmental Biology ,Blood vessel - Abstract
Purpose: Our objective was to evaluate the differences between leiomyoma and adenomyosis by color Doppler sonography with new criteria. Methods: A total of 78 patients with symptomatic uterine nodularities who were sonographically suspected to have leiomyoma or adenomyosis without other coexisting pathologic conditions was enrolled in the study. All patients underwent transvaginal color Doppler sonography (7.0-MHz vaginal probe) or transabdominal color Doppler sonography (5.0 MHz) during the early follicular phase. The morphology, tumor vascular pattern, and blood flow impedance of the uterine tumors were measured. All of the patients underwent surgery and the pathologic reports were used as references. Results: The mean age was not statistically significant in patients with adenomyosis versus leiomyoma (P > 0.05). The morphologic criteria for adenomyosis and leiomyoma by sonography detected 79% of adenomyosis and 84% of leiomyoma. Adenomyosis had 87% randomly scattered vessels or intratumoral signals and 88% of leiomyomas showed peripheral scattered vessels or outer feeding vessels. Eighty-two percent of adenomyoses had a pulsitility index (PI) of arteries within or around uterine tumors >1.17 and 84% of leiomyomas had a PI ≤ 1.17. The reliability test of tumor vascular pattern and blood flow impedance were better than that of using morphological criteria alone. Conclusions: With the aid of color Doppler sonography, tumor vascular pattern and blood flow impedance of the arteries within or around uterine tumors could more accurately diagnose adenomyosis and leiomyoma in addition to the morphologic criteria on transvaginal sonography.
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- 1999
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17. Differential expression of interleukin-1β and interleukin-6 in human fetal serum and meconium-stained amniotic fluid
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Tai-Ho Hung, Ching Chang Hsieh, T’sang-T’ang Hsieh, Feng-Ping Yang, Chi-Hsin Chiang, and Chia C Pao
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Meconium ,Amniotic fluid ,Immunology ,Inflammation ,Proinflammatory cytokine ,Andrology ,Pregnancy ,Humans ,Immunology and Allergy ,Medicine ,Interleukin 6 ,Meconium stained amniotic fluid ,Fetus ,Staining and Labeling ,biology ,Interleukin-6 ,business.industry ,Obstetrics and Gynecology ,Amniotic Fluid ,Fetal Blood ,Reproductive Medicine ,embryonic structures ,biology.protein ,Gestation ,Female ,medicine.symptom ,business ,Interleukin-1 - Abstract
The study was designed to investigate the expression of the inflammatory cytokines interleukin-1 beta and interleukin-6 in meconium-stained amniotic fluid and in fetal cord serum. Amniotic fluid and fetal cord serum specimens were collected from 10 and 9 women with meconium-stained and clear amniotic fluid, respectively, during Caesarean operation at labor The mean concentrations of interleukin-1 beta found in clear and meconium-stained amniotic fluid were 10.0 and 54.5 pg/ml, respectively, and the difference was not statistically significant. On the other hand, the concentrations of interleukin-6 in meconium-stained amniotic fluid (774 pg/ml) was significantly higher than that found in clear amniotic fluid (149 pg/ml) (P = 0.0036). The differences of levels of both interleukin-1 beta and interleukin-6 in fetal cord serum specimens were not significant between neonates born to mothers with either clear or meconium-stained amniotic fluid (P = 0.8702 and 0.2987, respectively). The results of this study suggest that the production of at least one of the inflammatory cytokines, interleukin-6, is associated with the meconium found in amniotic fluid.
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- 1998
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18. [Untitled]
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T.-T. Hsieh, Ming-Yang Chang, Tsung-Hong Chiu, Chi-Hsin Chiang, and Yung-Kuei Soong
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Gynecology ,endocrine system ,medicine.medical_specialty ,Pregnancy ,Obstetrics ,business.industry ,Artificial insemination ,medicine.medical_treatment ,Obstetrics and Gynecology ,Ovarian hyperstimulation syndrome ,General Medicine ,Controlled ovarian hyperstimulation ,medicine.disease ,Antral follicle ,Insemination ,Pregnancy rate ,Reproductive Medicine ,Genetics ,medicine ,Ovulation induction ,business ,Genetics (clinical) ,Developmental Biology - Abstract
Purpose:Our purpose was to test whether age-related changes in antral follicle counts can predict the pregnancy outcome in the early follicular phase of a controlled ovarian hyperstimulation/intrauterine insemination (COH/IUI) program.
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- 1998
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19. The influence of endometriosis on the success of gamete intrafallopian transfer (GIFT)
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T.-T. Hsieh, Yung-Kuei Soong, Ming-Yang Chang, Kuang-Hung Hsu, and Chi-Hsin Chiang
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Infertility ,medicine.medical_specialty ,Pregnancy Rate ,media_common.quotation_subject ,medicine.medical_treatment ,Early Pregnancy Loss ,education ,Endometriosis ,Clinical Assisted Reproduction ,Controlled ovarian hyperstimulation ,Pregnancy ,Genetics ,medicine ,Humans ,Gamete intrafallopian transfer ,Ovulation ,health care economics and organizations ,Genetics (clinical) ,Retrospective Studies ,media_common ,Gynecology ,Analysis of Variance ,Anthropometry ,business.industry ,Obstetrics ,Pregnancy Outcome ,Obstetrics and Gynecology ,General Medicine ,medicine.disease ,humanities ,Gamete Intrafallopian Transfer ,Pregnancy rate ,Logistic Models ,Reproductive Medicine ,Case-Control Studies ,Multivariate Analysis ,Female ,business ,Developmental Biology - Abstract
Purpose: Our purpose was to evaluate the outcomes of gamete intrafallopian transfer (GIFT) therapy in patients with endometriosis. Methods: One hundred eight GIFT cycles performed under the indication of endometriosis were compared to 156 GIFT cycles with indications of other disease entities. A maximum of seven oocytes was transferred into one or both fimbriate ends with prepared spermatozoa. Clinical pregnancy rates and outcomes were evaluated according to Mantel-Haenszel’s chi-square test. Multiple logistic regression analysis was performed to determine factors influencing the success on pregnancy in the total treatment cycles. Results: The anthropological variables, such as age of patients, duration of infertility, and semen grading, were comparable in both groups. The responses to controlled ovarian hyperstimulation (COH) were progressively decreased while increasing the severity of endometriosis conditions such as nonendometriosis, mild-form endometriosis, and advanced-form endometriosis patients. However, there were no significant differences in the clinical pregnancy rates (40.4, 36.7, and 41.7%, respectively), multiple pregnancy rates (34.9, 27.3, and 45.0%, respectively), and early pregnancy loss rates (27.0, 18.2, and 30.0%, respectively). Multivariate statistics of pregnancy rates that adjusted the effects of patients’ age, tubal health, presence of active endometriosis and/or endometriomas, number of oocytes transferred, and quality of sperm exhibited no statistical significance between endometriosis and nonendometriosis groups. Conclusions: Our data show that patients with records of endometriosis have both a decreased ovarian response to gonadotropin stimulation and a decreased number of retrieved oocytes. Since the number of oocytes needed for the GIFT procedure is limited, pregnancy results for patients in the study group were comparable with those for patients in the control group.
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- 1997
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20. The alteration of placental-derived soluble MHC class I chain-related protein A and B during pregnancy
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Shih-Yin, Huang, Chi-Hsin, Chiang, Fang-Ping, Chen, and Chia-Li, Yu
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Adult ,Placenta ,Histocompatibility Antigens Class I ,Taiwan ,Down-Regulation ,Enzyme-Linked Immunosorbent Assay ,Gestational Age ,Prenatal Care ,Amniotic Fluid ,Cohort Studies ,Fetal Development ,Solubility ,Pregnancy ,Reference Values ,Humans ,Female ,Prospective Studies - Abstract
According to a novel mechanism for fetal evasion from maternal immune attack via the engagement and down-regulation of the maternal natural killer cell receptor NKG2D by soluble MHC class I chain-related proteins (sMIC) A and B derived from placenta, we aimed to measure whether the sMICA/B level altered during pregnancy.Healthy women undergoing routine antepartum examination at Kee-Lung Chang Gung Memorial Hospital from December 2006 to December 2007 were prospectively registered for this study.We collected 337 serum specimens and 10 amniotic fluid samples from 300 normal pregnant women for sMICA/B analysis.Capture ELISA procedures were used to determine sMICA/B concentration in serum and amniotic fluid specimens.We hypothesized that the sMICA/B level would increase in proportion to the gestational age to protect the fetus from maternal immune rejection in the normal pregnancy. Results. The serum sMICA/B level rose gradually with the progression of gestation and decreased after the second trimester, with the lowest level appearing before delivery. In addition, we found that levels of soluble MICA/B were extremely low in amniotic fluid.We suggest that, as delivery approaches, the reduced production of soluble MICA/B by the aged placenta may be playing a role in parturition. Furthermore, we suggest that the effect of soluble MICA/B on natural killer cells of pregnant women is limited to the maternal placental surface, but not transferred through the placenta into the amniotic cavity.
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- 2011
21. Inhibitory effect of indigo naturalis on tumor necrosis factor-α-induced vascular cell adhesion molecule-1 expression in human umbilical vein endothelial cells
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Jong-Hwei S. Pang, Chi-Feng Hung, Yin-Ku Lin, Chi-Hsin Chiang, Sien-Hung Yang, Tung-Yi Lin, and Hsin-Ning Chang
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medicine.medical_specialty ,Umbilical Veins ,Lymphocyte ,indigo naturalis ,Pharmaceutical Science ,Vascular Cell Adhesion Molecule-1 ,Biology ,Jurkat cells ,Indigo ,Umbilical vein ,Article ,Analytical Chemistry ,lcsh:QD241-441 ,Jurkat Cells ,lcsh:Organic chemistry ,Internal medicine ,psoriasis ,human umbilical vein endothelial cell ,vascular cell adhesion-1 ,c-Jun ,Drug Discovery ,medicine ,Cell Adhesion ,Humans ,RNA, Messenger ,Physical and Theoretical Chemistry ,Cell adhesion ,Inflammation ,Plants, Medicinal ,Cell adhesion molecule ,Plant Extracts ,Tumor Necrosis Factor-alpha ,Organic Chemistry ,Endothelial Cells ,Molecular biology ,Transcription Factor AP-1 ,Endocrinology ,medicine.anatomical_structure ,Chemistry (miscellaneous) ,Cell culture ,Molecular Medicine ,Human umbilical vein endothelial cell - Abstract
The use of indigo naturalis to treat psoriasis has proved effective in our previous clinical studies. The present study was designed to examine the anti-inflammatory effect of indigo naturalis in primary cultured human umbilical vein endothelial cells (HUVECs). Pretreatment of cells with indigo naturalis extract attenuated TNF-α-induced increase in Jurkat T cell adhesion to HUVECs as well as decreased the protein and messenger (m)RNA expression levels of vascular cell adhesion molecule-1 (VCAM-1) on HUVECs. Indigo naturalis extract also inhibited the protein expression of activator protein-1 (AP-1)/c-Jun, a critical transcription factor for the activation of VCAM-1 gene expression. Since the reduction of lymphocyte adhesion to vascular cells by indigo naturalis extract could subsequently reduce the inflammatory reactions caused by lymphocyte infiltration in the epidermal layer and help to improve psoriasis, this study provides a potential mechanism for the anti-inflammatory therapeutic effect of indigo naturalis extract in psoriasis.
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- 2010
22. Prospective assessment of overactive bladder symptoms in women who have undergone transvaginal surgery for advanced vaginal wall prolapse: a preliminary report
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Kuan Cheng Lin, Chyi-Long Lee, Chin Jung Wang, Hung Yen Chin, Yung Kuei Soong, and Chi Hsin Chiang
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medicine.medical_specialty ,Vaginal Diseases ,Urology ,Urination ,Vaginal wall prolapse ,Transvaginal surgery ,Preliminary report ,medicine ,Humans ,Prospective Studies ,Posterior colporrhaphy ,Pelvic organ ,Surgical approach ,business.industry ,Urinary Bladder, Overactive ,Obstetrics and Gynecology ,Objective Improvement ,Middle Aged ,Surgical Mesh ,medicine.disease ,Surgery ,Urodynamics ,Overactive bladder ,Vagina ,Female ,business - Abstract
Aim: To evaluate the changes in symptoms of overactive bladder (OAB) on the advanced cystocele after restoration of prolapse using the Perigee system. Methods: This prospective clinical study recorded 16 women for the Perigee procedure due to advanced cystocele with OAB symptoms. Prolapse assessment was measured according to the pelvic organ prolapse quantization system. Complete urodynamic examination was performed before and six months after the operation. Subjects were also asked to fill in a questionnaire before and after the operation for a quantitative assay of OAB symptoms. Additional pelvic reconstructive surgeries including the Apogee procedure, retropubic tension-free vaginal tape and posterior colporrhaphy with tension-free vaginal tape were performed concurrently on 10 patients. Results: Eleven cases were available for data analysis. Results showed significant improvement at points Aa and Ba after the operation. The Perigee procedure could restore the advanced cystocele adequately, with points Aa and Ba almost back to their normal physiological and anatomical positions. However, urodynamics showed two subjects with motor urgency and one with sensory urgency having objective improvement in urge sensation. Questionnaire results of postoperative subjective symptoms revealed a significant improvement with respect to coping, concern and sleep as compared to preoperative symptoms. Conclusion: This preliminary report reveals that the Perigee procedure is an efficient and effective surgical approach for the treatment of anterior vaginal wall prolapse. It can also improve the subjective symptoms of OAB.
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- 2009
23. Meigs' syndrome in a young woman with a normal serum CA-125 level
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Chii-Shinn, Shiau, Ming-Yang, Chang, Ching-Chang, Hsieh, T'sang-T'ang, Hsieh, and Chi-Hsin, Chiang
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Adult ,Pleural Effusion ,CA-125 Antigen ,Humans ,Meigs Syndrome ,Female - Abstract
We report on a 27-year-old woman who presented with an ovarian solid tumor (20 x 15 cm) and massive ascites. A physical examination and chest X-ray revealed a moderate amount of pleural effusion on the right side. Cytologic study of the pleural effusion showed reactive mesothelial cells without evidence of malignancy. Gram's stain was negative. The blood chemistry was within normal limits. The serum CA-125 level was 22 (normal,35) U/ml, the alpha-fetoprotein (AFP) level was 8 (normal,20) ng/ml, and the carcinoembryonic antigen (CEA) was 0.5 (normal,5) ng/ml. An explorative laparotomy revealed approximately 1500 ml of serous ascites and a very large multilobulated left adnexal mass (20 x 15 cm) with no malignant cytology in the ascitic fluid. Postoperatively, the pleural effusion spontaneously resolved, and the microscopic examination revealed a benign fibroma-thecoma, confirming the diagnosis of Meigs' syndrome. The symptoms resolved after removal of this pelvic tumor. This is an unusual case of a young female with Meigs' syndrome and a normal serum CA-125 level.
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- 2005
24. Intrapartum spontaneous uterine rupture following uncomplicated resectoscopic treatment of Asherman's syndrome
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Chii-Shinn, Shiau, Ching-Chang, Hsieh, Chi-Hsin, Chiang, T'sang-T'ang, Hsieh, and Ming-Yang, Chang
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Adult ,Pregnancy Complications ,Postoperative Complications ,Uterine Rupture ,Pregnancy ,Humans ,Female ,Gynatresia - Abstract
Since Asherman first published his series of intrauterine synechiae in 1948, only a few physicians have described the obstetric complications of patients who conceived following surgical treatment of intrauterine synechiae. We present a woman with a history of resectoscopic resection of intrauterine adhesions with a term pregnancy and spontaneous uterine rupture that occurred during the intrapartum period. At emergent cesarean section, hemoperitoneum of approximately 1500 mL was noted and a 10-cm defect was present in the lateral uterine wall; the edges of the defect were bleeding actively. Because of the potential for a disastrous outcome in the rupture of the pregnant uterus, patients treated for Asherman's syndrome should be identified early and appropriate precautions should be taken in their obstetric management.
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- 2005
25. Severe ovarian hyperstimulation syndrome coexisting with a bilateral ectopic pregnancy
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Chii-Shinn, Shiau, Ming-Yang, Chang, Chi-Hsin, Chiang, Ching-Chang, Hsieh, and Tsang-Tang, Hsieh
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Adult ,Ovarian Hyperstimulation Syndrome ,Pregnancy ,Humans ,Female ,Pregnancy, Tubal ,Insemination, Artificial - Abstract
Management of severe ovarian hyperstimulation syndrome (OHSS) includes hospitalization for fluid and electrolyte management. Abdominal paracentesis is also used as minimally invasive form of management in selected cases of severe OHSS following ovulation induction. However, if pregnancy ensues, the syndrome persists for a longer period, and the clinical manifestations of severe OHSS could mask the picture of a bleeding gestational sac. It could be easily overlooked unless the possibility of an ectopic pregnancy is kept in mind in cases of severe OHSS exacerbated by early pregnancy with or without a previous ectopic pregnancy history. We report a case of severe OHSS with simultaneous bilateral tubal pregnancy following intrauterine insemination (IUI). A 31-year-old woman with polycystic ovarian disease developed severe OHSS during the therapeutic course of IUI. An emergent exploratory laparotomy was performed 14 days after admission, and the operative findings showed persistent profuse bleeding from the bilateral fimbrial ends with marked enlargement of the ampullary portions. A linear salpingotomy was performed by a longitudinal incision along the area of maximal distension of the dilated fallopian tubes to preserve her fertility. We recommend that in cases of severe OHSS exacerbated by early pregnancy, serial serum beta-hCG and transvaginal ultrasound follow-up may be necessary due to the potential association of severe OHSS in pregnancy with an ectopic pregnancy.
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- 2004
26. Ovarian endometrioma associated with very high serum CA-125 levels
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Chii-Shinn, Shiau, Ming-Yang, Chang, Chi-Hsin, Chiang, Ching-Chang, Hsieh, and T'sang-Tang, Hsieh
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Adult ,CA-125 Antigen ,Endometriosis ,Humans ,Female ,Ovarian Diseases - Abstract
CA-125 is a 220-kD cell surface glycoprotein present in over 80% of non-mucinous epithelial ovarian carcinomas and it occurs in the serum of healthy males and females at low concentrations (35 U/mL). Serum CA-125 concentration may also be moderately elevated in several benign conditions, such as pelvic inflammatory disease, uterine fibroids, pregnancy, spontaneous abortion with chromosomal abnormality, and especially in endometriosis. However, serum CA-125 concentration is seldom100 IU/ml in endometriosis. In this paper, we present a patient with unilateral ovarian endometrioma associated with abnormally high serum CA-125 level (6000 U/mL) and after excision of the ovarian tumor, the CA-125 levels returned to normal. Our case further emphasizes the association of high levels of CA-125 with benign gynecologic conditions and we discussed the possible explanations for this abnormal elevation of CA-125 levels.
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- 2003
27. Preliminary normal reference values of nuchal translucency thickness in Taiwanese fetuses at 11-14 weeks of gestation
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Jenn-Jeih, Hsu, Ching-Chang, Hsieh, Chi-Hsin, Chiang, Liang-Ming, Lo, and Tsang-Tang, Hsieh
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Adult ,Pregnancy ,Reference Values ,Humans ,Female ,Gestational Age ,Prospective Studies ,Down Syndrome ,Ultrasonography, Prenatal - Abstract
To investigate normal reference values of nuchal translucency (NT) thickness in normal Taiwanese fetuses between 11 and 14 weeks of gestation.A prospective study of ultrasound measurements of fetal NT and crown-rump length (CRL) at 11-14 weeks of gestation was conducted in 724 consecutive Taiwanese fetuses between 1998 and 2001. The relationship between NT and 5-mm intervals of the CRL of the fetus was analyzed. NT thickness was converted into multiple of median (MoM) values for the proper CRL. The estimated risk of trisomy 21 was calculated in combination with maternal age and NT MoM.NT thickness increased with increasing CRL and gestational week in the first trimester. The mean (median) of NT thickness at 11-14 weeks was 1.56 (1.50) mm. Values of NT logMoM showed a normal Gaussian distribution with a mean of -0.0062 and standard deviation of 0.1146. The overall frequency of NT thickness of2.5 mm and3.0 mm was 1.7% (12/724) and 0.7% (5/724), respectively. There were 18 (2.5%) of 724 normal fetuses with the eseimated risk of trisomy 21, based on maternal age and NT thickness higher than 1:300.Because of weekly variations and racial differences in NT measurements, normal reference values should be established to convert NT thickness into MoM values for calculating the estimated risk of trisomy 21 in first-trimester NT screening.
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- 2003
28. Detection of the subendometrial vascularization flow index by three-dimensional ultrasound may be useful for predicting the pregnancy rate for patients undergoing in vitro fertilization-embryo transfer
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Chi-Hsin Chiang, Hsin-Shih Wang, An-Shine Chao, Hong-Yuan Huang, Hsien-Ming Wu, and Yung-Kuei Soong
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Adult ,medicine.medical_specialty ,medicine.medical_treatment ,Hemodynamics ,Fertilization in Vitro ,Chorionic Gonadotropin ,Endometrium ,Pregnancy ,medicine ,Humans ,Prospective Studies ,Ultrasonography ,In vitro fertilisation ,Receiver operating characteristic ,business.industry ,Obstetrics ,Ultrasound ,Obstetrics and Gynecology ,Blood flow ,medicine.disease ,Embryo Transfer ,Embryo transfer ,Pregnancy rate ,Proton-Translocating ATPases ,Reproductive Medicine ,ROC Curve ,Female ,Radiology ,business - Abstract
To obtain quantitative data on endometrial volume and subendometrial blood flow by three-dimensional ultrasound clue to endometrial receptivity.A prospective, nonrandomized clinical study.One tertiary center for assisted reproduction.Fifty-four patients aged38 years with normal basal serum FSH level experiencing their first IVF cycle, whose uteri were morphologically normal as confirmed by 3-dimensional (3-D) ultrasound, were studied.Ultrasound evaluation was performed for all patients with 3-D facility by a single operator on the day of hCG administration.Ultrasonographic parameters and conception rates.Subendometrial vascularization flow index (VFI) in predicting the pregnancy rate of IVF was superior to that using vascularization index, flow index, or endometrial volume in the receiver operating characteristics curve analysis. The best prediction rate was achieved by a VFI cutoff value of0.24.The detection of subendometrial blood flow by 3-D power Doppler ultrasound may be a useful ultrasound parameter in the prediction of pregnancy rate of IVF, especially subendometrial VFI.
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- 2003
29. Use of the antral follicle count to predict the outcome of assisted reproductive technologies
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Chi-Hsin Chiang, T’sang-T’ang Hsieh, Ming-Yang Chang, Kuang-Hung Hsu, and Yung-Kuei Soong
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endocrine system ,medicine.medical_specialty ,Menotropins ,medicine.medical_treatment ,Reproductive technology ,Fertilization in Vitro ,Andrology ,Reproductive Techniques ,Ovarian Follicle ,Ovulation Induction ,Pregnancy ,medicine ,Humans ,Prospective Studies ,Ovarian follicle ,Gamete intrafallopian transfer ,Ovarian reserve ,Fallopian Tubes ,Ultrasonography ,Gynecology ,business.industry ,Obstetrics and Gynecology ,medicine.disease ,Antral follicle ,Embryo Transfer ,Gamete Intrafallopian Transfer ,medicine.anatomical_structure ,Treatment Outcome ,Reproductive Medicine ,Ovulation induction ,Female ,Menotropin ,Follicle Stimulating Hormone ,Leuprolide ,business - Abstract
Objective: To evaluate the predictive value of the antral follicle count in patients undergoing assisted reproductive technologies (ARTs). Design: Prospective study. Setting: Tertiary care institutional hospital. Patient(s): Consecutively seen patients undergoing ARTs such as IVF-ET, gamete intrafallopian transfer, and tubal embryo transfer (TET). Intervention(s): The ovarian antral follicle number was determined by transvaginal ultrasonography on the first or second menstrual day, before the administration of gonadotropins, in patients undergoing ARTs. Main Outcome Measure(s): Ovulation induction was accomplished with the use of GnRH agonist down-regulation combined with FSH and menotropin stimulation. Gamete intrafallopian transfer or TET was performed in patients with patent fallopian tubes, and IVF-ET was undertaken in the remaining patients. Analysis of variance and Mantel-Haenszel monotonic test for trends were used for data analysis. Result(s): A total of 149 treatment cycles for 130 couples were performed during the study period. The procedures performed included 89 ETs, 26 gamete intrafallopian transfers, 13 TET cycles, and 21 incomplete cycles (9 poor responders, 6 failed retrievals, and 6 nonfertilization cycles). All treatment cycles were divided into three groups according to the number of antral follicles (i.e., ≤3, 4–10, and ≥11) to evaluate the influence of various factors. The antral follicle count correlated significantly with patient age, day 3 serum FSH level, use of gonadotropins, serum estradiol concentration, number of oocytes retrieved, and, later, number of oocytes or embryos transferred. The group of patients who had a lower antral follicle count also had a significantly higher rate of cycle cancellation compared with the other two groups (68.8% vs. 5.3% and 0, respectively). No pregnancies occurred in the low antral follicle count group, whereas there was a trend toward an increasing number of pregnancies per attempt as the number of antral follicles increased (0, 23.7%, and 36.8%, respectively). Conclusion(s): It is easy to determine the number of antral follicles with a diameter of 2–5 mm on the first or second day of menstruation, or just before the administration of exogenous gonadotropins. We were able to predict the ovarian response and pregnancy results of patients undergoing ARTs with the use of this simple procedure.
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- 1998
30. Prognostic value of subendometrial vascularization flow index—how much can you generalize from a single observer? Reply of the authors
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Hsin-Shih Wang, Hsien-Ming Wu, Yung-Kuei Soong, Chi-Hsin Chiang, Hong-Yuan Huang, and An-Shine Chao
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Reproductive Medicine ,Obstetrics and Gynecology ,Applied mathematics ,Observer (special relativity) ,Mathematics - Published
- 2003
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31. Assessing Ovarian Reserve in Women After Laparoscopic Surgery for Ovarian Endometriosis
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T'sang-T'ang Hsieh, Chi-Hsin Chiang, Chi-Shing Shiao, Yung-Kwei Soong, Tzu-Wei Liao, and Ming-Yang Chang
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Gynecology ,Infertility ,medicine.medical_specialty ,endocrine system ,ovarian surgery ,business.industry ,medicine.medical_treatment ,Obstetrics and Gynecology ,Oophorectomy ,Ovary ,Unilateral Oophorectomy ,medicine.disease ,Antral follicle ,ovarian endometriosis ,lcsh:Gynecology and obstetrics ,ovarian reserve ,medicine.anatomical_structure ,Follicular phase ,Obstetrics and Gynaecology ,medicine ,Ovarian Endometriosis ,Ovarian reserve ,business ,infertility ,lcsh:RG1-991 - Abstract
Objective: A retrospective study to evaluate the ovarian reserve via antral follicle counts and basal hormone changes in infertile patients who had previously undergone laparoscopic surgery for ovarian endometriosis. Materials and Methods: Infertile women who had undergone laparoscopy for ovarian endometriosis were enrolled and divided into four groups according to the ovarian surgical procedure, determined by the degree of the invading lesion: bipolar cauterization of the superficial ovarian endometriosis (group A), cystectomy of the endometrioma with a diameter of less than 5 cm (group B) or a diameter of at least 5 cm (group C), or unilateral oophorectomy (group D). Follow-up statistics included basal serum hormone levels and ovarian antral follicle counts, which were determined about 12 months after surgery. Results: The study included 233 women. We found a significant difference in remaining antral follicle counts in groups A, B, C, and D: 11.1 ± 3.5, 9.4 ± 3.1, 7.5 ± 2.3, and 4.0 ± 2.0, respectively (p < 0.001). There was no difference in day 3 follicle-stimulating hormone (FSH) levels: 6.2 ± 2.0, 6.2 ± 2.8, 6.3 ± 2.2, and 7.8 ± 2.1 IU/L in groups A, B, C, and D, respectively. Significantly higher basal FSH levels were noted when comparing group D with groups A, B, and C (p < 0.05). Conclusion: Ovarian endometrioma cystectomy or oophorectomy damages the ovarian reserve. Damage to the vascular system and the cortex of the ovary during surgery might accelerate depletion of the follicular pool. The FSH level is compromised significantly until the follicular pool is depleted below a certain threshold. This might be because of various components controlling FSH modulation, mainly inhibin but possibly other steroids and peptides influenced by extraovarian mechanisms or the aging of neuroendocrine tissues.
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