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Abstract Aim Behavioral psychological symptoms of dementia (BPSD) are sometimes difficult to treat due to severe psychiatric symptoms such as delusions of poisoning and violent behavior. Moreover, in cases of parental neglect, the management of these psychiatric symptoms becomes more difficult. Therefore, home‐visiting doctors sometimes have to manage patients with BPSD and severe psychiatric symptoms, and a new approach is needed. In this case report, the effect of blonanserin transdermal patch on these patients is to be highlighted. Methods The patient is a 91‐year‐old woman diagnosed with Alzheimer's disease. She had severe BPSD such as delusion of robbery and violent behavior, and refused oral medications including memantine and yokukansan. Then she was treated with blonanserin transdermal patch (20 mg/day). The severity of psychiatric symptoms of BPSD was assessed over time using the Neuropsychiatric Inventory (NPI) score. Moreover, the patient's cognitive function was also assessed over time by Mini‐Mental State Examination (MMSE). Results After the introduction of blonanserin patch, the patient's psychiatric symptoms were stabilized markedly, and both NPI and MMSE scores improved. The patient was able to stay at home calmly and was mentally well stabilized to the extent that she did not require hospitalization. No apparent side effects were admitted. Conclusions The blonanserin transdermal patch may be able to manage BPSD at home and is effective in patients who refuse oral medications. Home‐visiting doctors may consider the use of blonanserin patches at home for patients with severe BPSD, manifesting as delusions of poisoning and refusing oral drugs.

Abstract Inflammatory factors in the peripheral blood, such as the C-reactive protein level and neutrophil-to-lymphocyte ratio (NLR), are prognostic markers in multiple types of cancer, including non-small cell lung cancer (NSCLC). However, the association between inflammatory factors and prognosis based on histological types has not been adequately reported. In addition, the relationship between these factors and the immune condition of the tumor microenvironment (TME) is unclear. In this single center, retrospective study, we first investigated the relationship between preoperative inflammatory markers and clinical outcomes in 176 patients with NSCLC who underwent surgery. Lung adenocarcinoma (LUAD) showed no significant prognostic marker, whereas for lung squamous cell carcinoma (LUSC), a multivariate analysis showed that a high NLR was significantly associated with postoperative recurrence. In LUSC patients, the median time of postoperative recurrence-free survival in patients with a low NLR was longer than that in patients with a high NLR. We then compared the tumor-infiltrating lymphocyte (TIL) profile with inflammatory markers in peripheral blood and found that the NLR was negatively correlated with the frequencies of T cells and B cells in LUSC tissues. Thus, the NLR is a useful predictive biomarker for postoperative recurrence and may reflect the immune condition of the TME in LUSC.

Abstract Background Trousseau syndrome is a hypercoagulability syndrome associated with cancer. It is known that delirium occasionally occurs after the onset of Trousseau syndrome. However, there have been no detailed reports about treatment for psychiatric symptoms of delirium associated with Trousseau syndrome. Case Presentation A 61‐year‐old man with lung cancer was hospitalized due to Trousseau syndrome. Delirium occurred after hospitalization and psychiatric symptoms worsened. Although haloperidol, risperidone, and chlorpromazine were used, severe insomnia persisted. After memantine (5 mg/day) was used with perospirone, the patient's psychiatric symptoms gradually decreased; he could sleep for 4–5 h at night. Due to psychiatric improvement, he was able to return home and resume immunotherapy for lung cancer as scheduled. Conclusion We report the first case of Trousseau syndrome delirium treated by memantine used with perospirone. Although further studies are needed, memantine and perospirone might be candidates for the management of psychiatric symptoms associated with Trousseau syndrome.

BackgroundPhenotyping analysis that includes time course is useful for understanding the mechanisms and clinical management of postoperative delirium. However, postoperative delirium has not been fully phenotyped. Hypothesis-free categorization of heterogeneous symptoms may be useful for understanding the mechanisms underlying delirium, although evidence is currently lacking. Therefore, we aimed to explore the phenotypes of postoperative delirium following invasive cancer surgery using a data-driven approach with minimal prior knowledge.MethodsWe recruited patients who underwent elective invasive cancer resection. After surgery, participants completed 5 consecutive days of delirium assessments using the Delirium Rating Scale-Revised-98 (DRS-R-98) severity scale. We categorized 65 (13 questionnaire items/day × 5 days) dimensional DRS-R-98 scores using unsupervised machine learning (K-means clustering) to derive a small set of grouped features representing distinct symptoms across all participants. We then reapplied K-means clustering to this set of grouped features to delineate multiple clusters of delirium symptoms.ResultsParticipants were 286 patients, of whom 91 developed delirium defined according to Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, criteria. Following the first K-means clustering, we derived four grouped symptom features: (1) mixed motor, (2) cognitive and higher-order thinking domain with perceptual disturbance and thought content abnormalities, (3) acute and temporal response, and (4) sleep–wake cycle disturbance. Subsequent K-means clustering permitted classification of participants into seven subgroups: (i) cognitive and higher-order thinking domain dominant delirium, (ii) prolonged delirium, (iii) acute and brief delirium, (iv) subsyndromal delirium-enriched, (v) subsyndromal delirium-enriched with insomnia, (vi) insomnia, and (vii) fit.ConclusionWe found that patients who have undergone invasive cancer resection can be delineated using unsupervised machine learning into three delirium clusters, two subsyndromal delirium clusters, and an insomnia cluster. Validation of clusters and research into the pathophysiology underlying each cluster will help to elucidate the mechanisms of postoperative delirium after invasive cancer surgery.

Abstract Background Preoperative anxiety and postoperative delirium affect both short- and long-term prognoses in patients with cancer; therefore, these conditions require early prevention and treatment. However, no standard preventive or therapeutic methods have been established for them. Yokukansan, a Japanese herbal medicine for the treatment of insomnia and anxiety, causes relatively few adverse drug reactions and effectively improves the behavioral and psychological symptoms of dementia. Thus, it is expected to be useful for treating and/or preventing perioperative psychiatric symptoms in patients with cancer. The objective of this study is to clarify the therapeutic effect of Yokukansan for preoperative anxiety and its preventive effect on postoperative delirium in cancer patients, as well as to confirm its safety profile. Methods This study is a randomized, double-blind, placebo-controlled study in cancer patients scheduled to undergo tumor resection. Patients who provide consent are randomly allocated to receive oral administration of Yokukansan or placebo, and study drug administration is continued for 4 days or longer prior to surgery. We defined two primary endpoints, change in preoperative anxiety and incidence of postoperative delirium. Secondary endpoints are severity score of postoperative delirium, duration of postoperative delirium, amount of benzodiazepines used prior to surgery, amount of antipsychotic agents used after surgery, and number of postoperative hospitalization days. We plan to complete the analysis on March 31, 2021. The target number of registered patients is 110 per group, or 220 in total. Discussion This study is the first randomized, double-blind, placebo-controlled study intended to clarify the effects of a Japanese herbal medicine, Yokukansan, in the prevention and treatment of perioperative psychiatric symptoms in patients with cancer. The trial was initiated on August 14, 2017, with 195 subjects randomized by October 5, 2018. Trial registration UMIN Clinical Trials Registry (UMIN-CTR), UMIN000027561. Registered on 31 May 2017.

Background: Beck's cognitive theory of depression postulates personality vulnerability factors termed sociotropy and autonomy, which are accompanied by characteristic interpersonal styles. Meanwhile, Bartholomew contends that negative working models of the self and other built through insecure attachment relationships are externalized as distinctive interpersonal styles. The present study examined the relationships of sociotropy and autonomy with the self- and other-models, and attempted to promote understanding of the two personality traits from an attachment perspective. Methods: The subjects were 510 healthy Japanese medical students or hospital staffs. Sociotropy and autonomy were assessed by the Sociotropy–Autonomy Scale, and working models of the self and other were evaluated by the Relationship Scales Questionnaire. Results: The sociotropy score was correlated negatively with the self-model score (β = −0.52, p

Background: The affectionless control parenting has been associated with depression in recipients. The aim of this study was to examine the effect of this parenting style on dysfunctional attitudes predisposing to depression. Methods: The subjects were 666 Japanese volunteers. Perceived parental rearing was evaluated by the Parental Bonding Instrument, which has the care and protection subscales. Parental rearing was classified into four types, i.e., optimal parenting (high care/low protection), affectionate constraint (high care/high protection), neglectful parenting (low care/low protection), and affectionless control (low care/high protection). Dysfunctional attitudes were evaluated by the 24-item Dysfunctional Attitude Scale, which has the achievement, dependency and self-control subscales. Results: Males with paternal affectionless control had higher achievement scores than those with paternal optimal parenting (P = .016). Similarly, females with maternal affectionless control had higher achievement scores than those with maternal optimal parenting (P = .016). Conclusion: The present study suggests that affectionless control by the same-sex parents increases dysfunctional attitudes about achievement.

Background: Phenotyping analysis that includes time course is useful for understanding the mechanisms and clinical management of postoperative delirium. However, postoperative delirium has not been fully phenotyped. Hypothesis-free categorization of heterogeneous symptoms may be useful for understanding the mechanisms underlying delirium, although evidence is currently lacking. Therefore, we aimed to explore the phenotypes of postoperative delirium following invasive cancer surgery using a data-driven approach with minimal prior knowledge. Methods: We recruited patients who underwent elective invasive cancer resection. After surgery, participants completed 5 consecutive days of delirium assessments using the Delirium Rating Scale-Revised-98 (DRS-R-98) severity scale. We categorized 65 (13 questionnaire items/day Ã--5 days) dimensional DRS-R-98 scores using unsupervised machine learning (K-means clustering) to derive a small set of grouped features representing distinct symptoms across all participants. We then reapplied K-means clustering to this set of grouped features to delineate multiple clusters of delirium symptoms. Results: Participants were 286 patients, of whom 91 developed delirium defined according to Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, criteria. Following the first K-means clustering, we derived four grouped symptom features: (1) mixed motor, (2) cognitive and higher-order thinking domain with perceptual disturbance and thought content abnormalities, (3) acute and temporal response, and (4) sleep-wake cycle disturbance. Subsequent K-means clustering permitted classification of participants into seven subgroups: (i) cognitive and higher-order thinking domain dominant delirium, (ii) prolonged delirium, (iii) acute and brief delirium, (iv) subsyndromal delirium-enriched, (v) subsyndromal delirium-enriched with insomnia, (vi) insomnia, and (vii) fit. Conclusion: We found that patients who have undergone invasive cancer resection can be delineated using unsupervised machine learning into three delirium clusters, two subsyndromal delirium clusters, and an insomnia cluster. Validation of clusters and research into the pathophysiology underlying each cluster will help to elucidate the mechanisms of postoperative delirium after invasive cancer surgery. [ABSTRACT FROM AUTHOR]

Background There have been several reports suggesting that adverse childhood experiences such as physical maltreatment and long institutionalization influence telomere length. However, there has been no study examining the relationship of telomere length with variations in parental rearing. In the present study, we examined the relationship of leukocyte telomere length with parental rearing in healthy subjects. Methods The subjects were 581 unrelated healthy Japanese subjects. Perceived parental rearing was assessed by the Parental Bonding Instrument consisting of the care and protection factors. Leukocyte relative telomere length was determined by a quantitative real-time PCR method for a ratio of telomere/single copy gene. Results In the multiple regression analyses, shorter telomere length in males was related to lower scores of paternal care (β = 0.139, p < 0.05), while that in females was related to lower scores of maternal care (β = 0.195, p < 0.01). Conclusion The present study suggests that there is linear relationship between parental care and telomere length which covers both lower and higher ends of parental care, and that the effects of parental care on telomere length are gender-specific in parents and offsprings. [ABSTRACT FROM AUTHOR]

FK506-binding protein 51 (FKBP5) is a co-chaperone of the glucocorticoid receptor, and plays an important role in the negative feedback regulation of the hypothalamic-pituitary-adrenal axis. The C/T single nucleotide polymorphism in the intron 2 of the FKBP5 gene affects cortisol secretion, and has been implicated in the pathophysiology of depression. In this study, the relationship of the FKBP5 C/T polymorphism with dysfunctional attitudes predisposing to depression was examined. The subjects were 300 healthy Japanese. The FKBP5 genotypes were determined by a real-time PCR and cycling probe technology for SNP typing. Dysfunctional attitudes were assessed by the 24-item version of the Dysfunctional Attitude Scale (DAS-24), which has the Achievement, Self-control, and Dependency subscales. DAS- 24 total scores were significantly higher in the group with the T allele than in that without this allele (p = 0.001). Regarding the subscales, scores of the Achievement (p = 0.003) and Self-control (p = 0.009) subscales, but not those of the Dependency subscale, were significantly higher in the former group than in the latter group. The present study suggests that the FKBP5 C/T polymorphism is implicated in formation of dysfunctional attitudes, especially those about achievement and self-control. [ABSTRACT FROM AUTHOR]

Background It has been suggested that interpersonal sensitivity, a personality trait associated with depression and anxiety disorders, is linked with attachment insecurity. To confirm this link, we studied the correlations of interpersonal sensitivity with working models of the self and other. Methods The subjects were 301 healthy Japanese. Interpersonal sensitivity and working models of the self and other were assessed by the Interpersonal Sensitivity Measure (IPSM) and the Relationship Scales Questionnaire, respectively. The correlations of the IPSM total scores with the self-model or other-model scores were analyzed by the multiple regression analysis. Results The IPSM total scores were correlated negatively with the self-model scores (β = -0.48, p < 0.001) and to a lesser extent with the other-model scores (β = -0.15, p < 0.01). Conclusions The present study suggests that interpersonal sensitivity is correlated with negative working models of the self and other, providing evidence for its link with attachment insecurity. [ABSTRACT FROM AUTHOR]