32 results on '"Gurgun, C."'
Search Results
2. P5118Changes in plasma neprilysin levels after left ventricular assist device implantation and association with short-term outcomes
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Yuce, E I, primary, Demir, E, additional, Simsek, E, additional, Ozturk, P, additional, Parildar, Z, additional, Engin, Ç, additional, Yagdi, T, additional, Ozbaran, M, additional, Nalbantgil, S, additional, and Gurgun, C, additional
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- 2018
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3. P1704Prevalence and characteristics of inappropriate sinus tachycardia in the outpatient clinic of a tertiary hospital
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Simsek, E., primary, Ozbay, B., additional, Mutlu, I., additional, Baskovski, E., additional, Gurses, E., additional, Kemal, H., additional, and Gurgun, C., additional
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- 2017
- Full Text
- View/download PDF
4. Cardiorenal End Points in a Trial of Aliskiren for Type 2 Diabetes
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Parving, Hh, Brenner, Bm, Mcmurray, Jj, de Zeeuw, D, Haffner, Sm, Solomon, Sd, Chaturvedi, N, Persson, F, Desai, As, Nicolaides, M, Richard, A, Xiang, Z, Brunel, P, Pfeffer, Ma, Viberti, G, Lachin, Jm, Zinman, B, Pedersen, Tr, Villamil, As, Juncos, L, Prager, R, Verpooten, G, Zanella, Mt, Leiter, L, Pan, C, Wang, H, Botero, R, Cifkova, R, Christiansen, Js, Groop, Ph, Marre, M, Haller, H, Nickenig, G, Siamopoulos, K, Gero, L, Maggioni, A, Remuzzi, G, Katayama, Ss, Kim, Sg, Petrulioniene, Z, Lok, D, Kooy, A, Jorde, R, Medina, F, Polonia, J, Wong, Ks, Dukat, A, Rayner, Bl, Ruilope, L, Weiss, L, Wuethrich, R, Sheu, W, Sritara, P, Comlekci, A, Bilous, R, Toto, R, Jamerson, K, Carillo, E, Orias, M, Kuschnir, E, Rusculleda, M, Garcia, S, Farias, E, Lema, L, Hominal, M, Montaña, O, Sala, J, Diaz, M, Piskorz, D, Vita, N, Litwak, L, Sinay, I, Marin, M, Massari, P, Majul, C, Aizemberg, D, Azize, Gm, Bartolacci, I, Reboredo, A, Vico, M, Milesi, R, Sessa, H, Wassermann, A, Margulis, F, Zangroniz, P, Watschinger, B, Toplak, H, Paulweber, B, Drexel, H, Francesconi, C, Foeger, B, Mayer, G, Braun, Rk, Brath, H, Gaal, Lv, Niepen, Pv, Persu, A, Vercammen, C, Vriese, Ad, Coucke, F, Mathieu, C, Fery, F, Treille, S, Meeus, G, Acker, Kv, Scheen, A, Tits, J, Ruige, J, Krzesinski, Jm, Hollanders, G, Liénart, F, Dendale, P, Quinonez, M, Arnouts, P, Vanuytsel, J, Zanella, M, Mion D., Jr, Forti, A, Almeida, F, Cunha, R, de Paula RB, Brandao, A, Rocha, J, Krieger, E, Feitosa, G, Saraiva, J, Martin, J, Hissa, Mn, Schmid, H, Felicio, J, Sgarbi, J, Oigman, W, Bowering, K, Garceau, C, Berlingieri, Jc, Weisnagel, Sj, Hardin, P, Powell, C, Turcot, R, Muirhead, N, Aronson, R, Barima, Yt, Steele, Aw, Pandey, S, Woo, V, Cha, J, Dattani, D, Godin, C, Gupta, M, Saunders, K, Tellier, G, Ting, R, Tobe, S, Chouinard, G, Schlosser, R, Khandwala, H, Ekoe, Jm, Harris, Sb, Pichette, V, Lachance, P, Ooi, Tc, Tildesley, H, Barrett, B, Cournoyer, S, Lu, J, Zhang, H, Liu, X, Yan, S, Qi, X, Li, Q, Li, H, Lv, X, Yang, J, Sun, N, Xia, W, Wang, N, Tong, N, Mei, C, Gu, S, Zhang, J, Chen, X, Li, L, Su, B, Wang, L, Qiu, M, Wu, X, Liu, Z, Jia, W, Xu, G, Dong, J, Zhu, D, Zhang, M, Yan, J, Liu, B, Chen, J, Fu, J, Yan, L, Zhan, X, Zhong, L, Yang, T, Ma, J, Xu, M, Xu, X, Shi, B, Ji, Q, Zhong, H, He, R, Yuan, Z, Zhou, Z, Lin, H, Yang, W, Ke, Y, Hong, T, Franco, C, Casas, L, Triana, A, Jaramillo, C, Hernandez, E, Barrera, C, Blanco, D, Stipal, R, Widimsky, P, Dohnalova, L, Komroskova, M, Kvapil, M, Belobradkova, J, Tesar, V, Vodnansky, P, Kocourkova, B, Lervang, Hh, Perrild, H, Rossing, P, Oestergaard, O, Juhl, H, Thorsteinsson, B, Snorgaard, O, Urhammer, S, Egstrup, K, Tikkanen, T, Helin, K, Rinne, J, Lahtela, J, Strand, J, Valtonen, E, Saari, M, Kananen, K, Savela, K, Blacher, J, Aldigier, Jc, Zaoui, P, Fauvel, Jp, Gouet, D, Valensi, Pe, Charpentier, G, Marechaud, R, Penfornis, A, Ovize, M, Kovalchuck, Aa, Dellanna, F, Schoen, N, Groeschel, W, Eickhoff, F, Hanefeld, M, Merke, J, Rambausek, M, Zimmermann, U, Stuetz, W, Vosskuehler, A, Hevendehl, G, Schax, U, Lehmann, G, Haack, A, Hilgenberg, J, Klausmann, G, Adelberger, V, Gessner, S, Fiesselmann, A, Oerter, E, Hohenstatt, T, Groeschel, A, Behnke, T, Sisting, Rt, Schoch, D, Bieler, T, Schleyer, S, Altes, U, Klepzig, C, Rudofsky, G, Mueller, G, Burkhardt, F, Reschke, K, Senftleber, I, Wiesweg, Ck, Herrmann, Hj, Brandstetter, R, Segner, A, Schmitt, H, Rippert, R, Goebel, R, Schreibmueller, F, Pencz, I, Ott, P, Migdalis, I, Pappas, S, Pagkalos, E, Yalouris, A, Tsapas, A, Maltezos, E, Tentolouris, N, Papadakis, I, Ioannidis, G, Goumenos, D, Corona, V, Gonzalez, R, Haase, F, Monterroso, V, Sánchez, V, Turcios, E, Wyss, F, Arango, Jl, Bako, B, Deak, L, Dömötör, E, Dudas, M, Fulop, T, Kiss, I, Koranyi, L, Lengyel, Z, Nyirati, G, Oroszlan, T, Aniko, S, Vörös, P, Kapocsi, J, Wittmann, I, Paragh, G, Abraham, G, Tandon, N, Thomas, N, Mohan, V, Sahay, R, Sethi, B, Rao, V, Kumar, S, Chowdhury, S, Dharmalingam, M, Seshiah, V, Bantwal, G, Viswanathan, V, Yajnik, C, Adhikari, P, Krishnan, U, Varthakavi, P, Hiremath, J, Bhattacharyya, A, Dani, S, Modi, Kk, Glorioso, N, Morosetti, M, Veglio, Franco, Perticone, F, Dotta, F, Quarello, F, Sesti, G, Aiello, A, D'Ospina, A, Giordano, C, Novo, S, Santoro, A, Ferri, C, Capuano, V, Trimarco, B, Tonolo, G, Villa, G, De Pellegrin, A, Zanette, G, Federici, M, Aucello, G, Piatti, P, Vinciguerra, A, Mannarino, E, Taddei, S, Filetti, S, Grandaliano, G, Marchionni, N, Lambiase, C, Locatelli, F, Scanferla, F, Lembo, G, Leotta, S, Mos, L, Calatola, P, Fogari, R, David, S, Pedrinelli, R, Pignone, Am, Cozzolino, D, Bevilacqua, Mt, Catena, C, Del Prato, S, Cerasola, G, Frontoni, S, Falcone, C, Porta, A, Bonora, E, Cocchi, R, Fucili, A, Frisinghelli, A, Volpe, M, Carugo, S, Gambardella, S, Spagnuolo, V, Maglia, G, D'Angelo, Ar, Corsi, A, Limone, Pp, Guarnieri, A, Ghigo, Ezio, Ronchi, E, Ravera, M, Scioli, Ga, Sekiguchi, M, Aoki, S, Ogawa, Y, Seino, H, Onishi, Y, Tojo, A, Narimiya, M, Iwaita, Y, Takeda, H, Shimizu, H, Yamada, T, Kojima, S, Zushi, S, Kaneko, S, Matsumoto, A, Kajiyama, S, Fujita, H, Shikata, K, Tone, A, Matsubayashi, S, Tanaka, S, Sekigami, T, Tatsukawa, Y, Abe, N, Kawahara, K, Kasahara, H, Maeda, Y, Suzuki, Y, Okamoto, H, Tachi, K, Yamada, K, Uzu, T, Itou, T, Fukui, T, Kim, S, Kim, Y, Cho, W, Kwak, I, Chae, D, Oh, H, Ha, S, Shin, Y, Cha, D, Kang, S, Lim, C, Song, J, Kwon, Y, Badariene, J, Labutiniene, Ip, Zabuliene, L, Poteliuniene, V, Miglinas, M, van den Meiracker AH, Gregoor, Pj, Luik, Aj, van Loon BJ, Feenstra, Hj, Kaasjager, Ha, Viergever, Pp, Woittiez, Aj, van Bemmel, T, Lieverse, Ag, Simsek, S, Gaillard, Ca, van der Zwaan, C, Lok, Dj, Spiering, W, Nierop, Pr, Baggen, Mg, Leendert, Rj, de Jong, A, Leurs, Pb, Vincent, Hh, Wins, Eh, Voors, Aa, Ronner, E, Heeg, Je, van Hal JM, Boermans, T, Feis, Wl, Mostard, G, Bakker, Rc, Dunselman, Ph, Skeie, S, Istad, H, Skjelvan, G, Gronert, J, Tomala, T, Gudnason, S, Torvik, Dt, Risberg, K, Abedini, S, Cabrera, W, Medina, B, Herrada, B, Saavedra, A, Polonia, Dj, Providencia, Dl, Carvalho, D, Vasconcelos, Mp, da Silva GF, Branco, P, Gil, Dv, da Costa AG, da Silva PM, Arez, L, Martins, L, Birne, R, Dzuponova, J, Surovcikova, M, Culak, J, Filipova, S, Andre, I, Stevlik, J, Uhliar, R, Fabryova, L, Benacka, J, Koleny, D, Szentivanyi, M, Spisak, V, Pella, D, Pastrnakova, E, Martinka, E, Chua, T, Lau, T, Ng, Tg, Yeoh, Ly, Bhana, Sa, Rayner, B, Wellmann, H, Amod, A, Ranjith, N, Ahmed, F, Rheeder, P, Makan, H, Naicker, P, Podgorski, G, De Teresa, E, Olivan, J, Fernandez, Vl, Povedano, St, Terns, M, Ricart, W, Gonzalez, Jm, Fernandez, P, Parreño Lde, T, Redon, J, Parra, J, Calvo, C, Lopez, I, Puig, Jg, Calle, A, Garcia, Jc, Lopez, Jm, Jimenez, Ml, Fraile, B, Perez, Js, Nadal, Jj, Guija, E, Calviño, J, Barrios, V, Iglesias, Jn, Armario, P, Garcia, M, Aranda, P, Brotons, C, Gomez, P, Catelao, Am, Cusachs, Ar, Sarro, M, Martinez, V, dell Valle MH, Trias, F, Comas, A, Salvador, N, Martinez, F, Hernandez, F, Martinez, J, Mateos, C, Peral, Jl, Tolosana, J, Sobrino, J, Isart, J, Vizcaino, J, Vega, Ff, Zamorano, Jl, Bacariza, M, Soubriet, A, Fernández Cruz, A, Querejeta, R, Leira, Vm, Iglesias, Fe, Ibrik, O, Martin, D, Nanclares, Ms, Mediavilla, Jd, Galceran, Jm, Lopez, A, Muros, T, Pascual, J, Casalla, F, Tornero, F, Fernandez, G, Pettersson, P, Olsen, H, Franke, F, Stroembom, U, Furuland, H, Larnefelt, H, Allemann, Y, Krapf, R, Gerber, P, Munger, R, Hayoz, D, Graf, Hj, Burnier, M, Petrillo, A, Batt, R, Constam, En, Moccetti, T, Bianda, T, Rickli, H, Bulliard, C, Wu, Kd, Lin, Sh, Wu, Cj, Sheu, Wh, Su, Sl, Chen, Sc, Chou, Cw, Lee, Ct, Yang, Tc, Chen, Hc, Sukonthasarn, A, Sriratanasathavorn, C, Eiam Ong, S, Supasyndh, O, Chanchairujira, T, Kitiyakara, C, Arici, M, Usalan, C, Guneri, S, Koc, M, Kalender, B, Ates, K, Gurgun, C, Araz, M, Demirbas, B, Biernacki, W, Calvert, J, Eavis, P, Kerrane, J, Litchfield, J, Middleton, A, Roberts, J, Simpson, H, Charles, H, Jardine, A, Fisher, M, Banerjee, D, Gallen, I, Gnudi, L, Harvey, J, O'Hare, P, Vora, J, Winocour, P, Soran, H, Browne, D, Darko, D, Mancebo, Jg, de Roa ER, Antepara, N, Carrillo, E, Berrizbeitia, M, Guevara, L, Pernalete, N, Ontiveros, C, Zigrang, W, Blakney, E, Rosenblit, P, Weinstein, R, Klaff, L, Lipetz, R, Busick, E, Tung, P, Cooperman, M, Michael, S, Sun, Ch, Hart, T, Maddux, A, Bowden, R, East, C, Arakaki, R, Villafuerte, B, Mamish, Z, Mendez, R, Connery, L, Nour, K, Wynne, A, Busch, R, Zamora, B, Sachson, R, Prasad, J, Lasala, G, Smith, M, Fitz Patrick, D, Ruiz Rivera, L, Barranco, E, Solomon, R, Woolley, A, Brown, C, Freedman, Z, Schmidt, S, Pollock, J, Ruddy, M, Kopyt, Np, Bazzi, A, Horowitz, B, Feng, W, Wahl, T, Duprez, D, Gilbert, J, Steigerwalt, S, Jacqmein, J, Gorton, S, 3rd, Allison J., Pino, J, Lock, J, Leimbach, W, Anderson, J, Beacom, M, Craig, W, Gorson, D, Kerstein, H, Segal, S, Downey, H, Ledger, G, Mcgill, J, Gabriel, J, Nolen, T, Levinson, L, Williams, T, Levenson, D, Lerman, S, Minehart, C, Agarwal, N, Verma, S, Valitutto, M, Demetry, K, Mersey, J, Koeper, D, Fanti, P, Eng, G, Grimm, R, Fagan, T, Bajaj, M, Katz, L, Portnay, G, Altschuller, A, Desai, V, Bilazarian, S, Ipp, E, Rodelas, R, Burstein, D, Berg, J, Velez, J, Lund, R, Rekhi, A, Martin, E, Robertson, D, Singh, N, Narayan, P, Moustafa, M, Lanier, D, Seidner, M, Phillips, A, Vaughters, B, Sprague, A, Swartz, S, Lopez, R, Kumar, J, Bressler, P, Sadler, L, Wise, J, Kilbane, A., and Groningen Kidney Center (GKC)
- Subjects
Male ,Hyperkalemia ,CARDIOVASCULAR MORTALITY ,BLOOD-PRESSURE ,Angiotensin-Converting Enzyme Inhibitors ,Type 2 diabetes ,GLOMERULAR-FILTRATION-RATE ,DOUBLE-BLIND ,chemistry.chemical_compound ,Fumarates ,cardiovascular disease ,Renin ,Treatment Failure ,Settore MED/49 - Scienze Tecniche Dietetiche Applicate ,610 Medicine & health ,diabetes ,Medicine (all) ,Hazard ratio ,aliskiren ,diabete ,trial clinico ,Liter ,General Medicine ,Middle Aged ,hypertension ,Cardiovascular Diseases ,Combination ,HEART-FAILURE ,Drug Therapy, Combination ,Female ,Kidney Diseases ,type 2 diabetes ,medicine.symptom ,Type 2 ,medicine.medical_specialty ,Patient Dropouts ,Urology ,Hypokalemia ,Aliskiren ,chronic kidney disease ,Placebo ,Angiotensin Receptor Antagonists ,LEFT-VENTRICULAR DYSFUNCTION ,Drug Therapy ,Double-Blind Method ,Diabetes Mellitus ,medicine ,Humans ,CONVERTING-ENZYME INHIBITORS ,Antihypertensive Agents ,Aged ,Amides ,Diabetes Mellitus, Type 2 ,Follow-Up Studies ,business.industry ,medicine.disease ,Confidence interval ,Surgery ,Blood pressure ,MYOCARDIAL-INFARCTION ,chemistry ,SYSTOLIC DYSFUNCTION ,FOLLOW-UP ,business - Abstract
BACKGROUND This study was undertaken to determine whether use of the direct renin inhibitor aliskiren would reduce cardiovascular and renal events in patients with type 2 diabetes and chronic kidney disease, cardiovascular disease, or both. METHODS In a double-blind fashion, we randomly assigned 8561 patients to aliskiren (300 mg daily) or placebo as an adjunct to an angiotensin-converting-enzyme inhibitor or an angiotensin-receptor blocker. The primary end point was a composite of the time to cardiovascular death or a first occurrence of cardiac arrest with resuscitation; nonfatal myocardial infarction; nonfatal stroke; unplanned hospitalization for heart failure; end-stage renal disease, death attributable to kidney failure, or the need for renal-replacement therapy with no dialysis or transplantation available or initiated; or doubling of the baseline serum creatinine level. RESULTS The trial was stopped prematurely after the second interim efficacy analysis. After a median follow-up of 32.9 months, the primary end point had occurred in 783 patients (18.3%) assigned to aliskiren as compared with 732 (17.1%) assigned to placebo (hazard ratio, 1.08; 95% confidence interval [CI], 0.98 to 1.20; P = 0.12). Effects on secondary renal end points were similar. Systolic and diastolic blood pressures were lower with aliskiren (between-group differences, 1.3 and 0.6 mm Hg, respectively) and the mean reduction in the urinary albumin-to-creatinine ratio was greater (between-group difference, 14 percentage points; 95% CI, 11 to 17). The proportion of patients with hyperkalemia (serum potassium level, = 6 mmol per liter) was significantly higher in the aliskiren group than in the placebo group (11.2% vs. 7.2%), as was the proportion with reported hypotension (12.1% vs. 8.3%) (P CONCLUSIONS The addition of aliskiren to standard therapy with renin-angiotensin system blockade in patients with type 2 diabetes who are at high risk for cardiovascular and renal events is not supported by these data and may even be harmful. (Funded by Novartis; ALTITUDE ClinicalTrials.gov number, NCT00549757.)
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- 2012
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5. Screening first-degree relatives of patients with idiopathic dilated cardiomyopathy.
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Sefa Okten, M., Tuluce, K., Yakar Tuluce, S., Kilic, S., Soner Kemal, H., Sayin, A., Vuran, O., Yagmur, B., Mutlu, I., Simsek, E., Soydas Cinar, C., and Gurgun, C.
- Abstract
Copyright of Herz is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2017
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6. Club 35 Moderated Poster Session - Part B: 11/12/2013, 09:30-16:00 * Location: Moderated Poster area
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Tuluce, K., primary, Yakar Tuluce, S., additional, Isayev, E., additional, Bilgin, M., additional, Yavuzgil, O., additional, Gurgun, C., additional, Nalbantgil, S., additional, Soydas Cinar, C., additional, Ozerkan, F., additional, Brandao Da Silva, D., additional, Lehmann, R., additional, Prinz, C., additional, Horstkotte, D., additional, Faber, L., additional, Assabiny, A., additional, Apor, A., additional, Nagy, A., additional, Vago, H., additional, Toth, A., additional, Merkely, B., additional, Kovacs, A., additional, Miglioranza, M., additional, Muraru, D., additional, Peluso, D., additional, Cucchini, U., additional, Mihaila, S., additional, Naso, P., additional, Puma, L., additional, Kocabay, G., additional, Iliceto, S., additional, Badano, L., additional, Marek, J., additional, Ahmed, M., additional, Ryo, K., additional, Haugaa, K., additional, Saba, S., additional, and Gorcsan, J., additional
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- 2013
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7. OP-153: OUR RESULTS OF ALCOHOL SEPTAL ABLATION IN SYMPTOMATIC PATIENTS WITH HYPERTROPHIC OBSTRUCTIVE CARDIOMYOPATHY
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Yavuzgil, O., primary, Tuluce, K., additional, Gurgun, C., additional, Kultursay, H., additional, Payzin, S., additional, Hasdemir, C., additional, Can, L.H., additional, and Turkoglu, C., additional
- Published
- 2011
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8. 661 Levosimendan Improves Left Atrial Functions in Patients with Ischemic Heart Failure
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DUYGU, H, primary, OZERKAN, F, additional, NALBANTGIL, S, additional, ZOGHI, M, additional, and GURGUN, C, additional
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- 2006
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9. Paraoesophageal hiatal hernia as a rare cause of dyspnoea
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Gurgun, C, primary
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- 2002
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10. Minimizing short-term complications in patients who have undergone cardiac invasive procedure: a randomized controlled trial involving position change and sandbag.
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Yilmaz E, Gurgun C, and Dramali A
- Abstract
OBJECTIVE: The study aimed to evaluate the effects of putting a sandbag on femoral access site after cardiac invasive procedure and changing patients' position in bed on vascular complications rate and the severity of back pain related to the duration of bed rest after procedure. METHODS: This randomized controlled study included 169 patients divided into five different groups assigned randomly. Group 1 patients were applied 4.5 kg sandbag for 30 minutes and Group 2 patients were applied 2.3 kg sandbag for 2 hours on femoral access site after procedure. Group 1 and 2 patients' body positions were changed every hour beginning from the second hour. Group 3 patients received application of 4.5 kg sandbag for 30 minutes and Group 4 patients were applied 2.3 kg sandbag for 2 hours on femoral access site after procedure and these patients' body positions were not changed after catheterization. Group 5 patients remained in supine position without changing position and had no application of a sandbag. RESULTS: The incidence of vascular complications was not significantly different in the group with application of sandbag when compared with the group without application of sandbag. Back pain was reported more often in the patients whose positions were not changed and whose heads of beds were not raised (p<0.05). CONCLUSION: Sandbag was not effective in decreasing the incidence of the vascular complications after procedure. To increase the comfort and to decrease the back pain of the patient, the patient's position should be changed and the head of the bed should be raised about 30 or 45 degrees. [ABSTRACT FROM AUTHOR]
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- 2007
11. Two cases of cardiac cyst hydatid with right and left ventricular involvement
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Gurgun, C., Nalbantgil, S., and Cnar, C. S.
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- 2001
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12. Ruptured aneurysm of sinus of valsalva with ventricular septal defect: the role of transesophageal echocardiography in diagnosis
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Gurgun, C., Ozerkan, F., and Akin, M.
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- 2000
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13. Serum estradiol level predicts acute kidney injury in medical intensive care unit patients.
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Gokalp C, Ilgen U, Otman E, Dogan F, Bozkurt D, Bacakoglu F, Gurgun C, Ozgen AG, and Duman S
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- Adult, Humans, Prospective Studies, Intensive Care Units, APACHE, Estradiol, Acute Kidney Injury
- Abstract
Previous studies have shown that serum estradiol (E2) levels can predict mortality in intensive care unit patients. Our study investigated the predictive role of admission estradiol level on patient mortality and development of acute kidney injury in medical intensive care unit patients with a wide range of diagnoses. We conducted a prospective cohort study using serum samples from hospitalized patients in medical, cardiac, and pulmonary intensive care units at the Ege University Hospital within 6 months. Serum estradiol levels from 118 adult patients were collected within 48 h of hospitalization. Receiver operating curves and multiple logistic regression analyses were performed to investigate its relationship with acute kidney injury development and mortality. Serum estradiol levels were significantly higher in non-survivor patients than in survivor patients [85 (19-560) pg/mL vs. 32 (3-262) pg/mL, p < 0.001]. Admission estradiol levels were significantly higher in patients with AKI on admission than in patients with chronic kidney disease (p = 0.002) and normal renal function (p = 0.017). Serum E2 levels were higher in patients with renal deterioration during follow-up than patients with stable renal functions [62 (11-560) pg/mL vs. 38 (3-456) pg/mL, p = 0.004]. An admission estradiol level of 52.5 pg/mL predicted follow-up renal deterioration with 63% sensitivity and 74% specificity. A combined (APACHE II-E) score using APACHE II and serum estradiol level predicted overall mortality with 66% sensitivity and 82% specificity. Admission estradiol level is a good marker to predict the development of acute kidney injury and mortality in medical intensive care unit patients., (© 2022. The Author(s), under exclusive licence to Società Italiana di Medicina Interna (SIMI).)
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- 2022
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14. Evaluation of left atrial and ventricular myocardial functions by three-dimensional speckle tracking echocardiography in patients with euthyroid Hashimoto's thyroiditis.
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Dogdus M, Diker S, Yenercag M, and Gurgun C
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- Adult, Asymptomatic Diseases, Case-Control Studies, Cross-Sectional Studies, Early Diagnosis, Female, Hashimoto Disease diagnosis, Humans, Male, Predictive Value of Tests, Risk Factors, Ventricular Dysfunction, Left etiology, Ventricular Dysfunction, Left physiopathology, Atrial Function, Left, Echocardiography, Three-Dimensional, Hashimoto Disease complications, Ventricular Dysfunction, Left diagnostic imaging, Ventricular Function, Left
- Abstract
Hashimoto's Thyroiditis (HsT) is one of the most frequently occurring autoimmune diseases, characterized by lymphocytic infiltration, destruction and fibrosis of thyroid tissue and the presence of antibodies to thyroid peroxidase and thyroglobulin. The effects of euthyroid Hashimoto's thyroiditis (eHsT) on cardiovascular system are unclear. We aimed to identify if any deteriorations in LA and LV myocardial functions in patients with eHsT by 3D-STE in the current study. Fifty eight patients with eHsT and 60 age- and gender-matched controls were enrolled into the study. All participants underwent laboratory analyses which included thyroid hormones and thyroid autoantibody levels; and conventional 2D echocardiographic and 3D-STE analyses were performed. The mean age of the study patients was 34.5 ± 9 years, and 68.6% were female. Left ventricular global longitudinal strain (LV-GLS) was significantly depressed in the eHsT (+) group than in the control group (- 15.3 ± 3.6 vs. - 22.8 ± 3.8, p < 0.001). The LV-GLS was found to be disrupted linearly as thyroid autoantibodies increased (r = 0.684 for anti-TPO-ab and LV-GLS; r = 0.649 for anti-Tg-ab and LV-GLS). The present study demonstrated that 3D-STE is useful in the early detection of LV myocardial dysfunction in patients with eHsT. We found that eHsT had a negative effect on LV myocardial dynamics. According to these findings, these myocardial alterations that are present early in the disease process may be considered as a reason to start medical treatment earlier, even at the euthyroid stage to prevent LV myocardial impairment.
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- 2021
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15. Coronary tortuosity affects left ventricular myocardial functions: a 3D-speckle tracking echocardiography study.
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Dogdus M, Demir E, Cinar CS, and Gurgun C
- Subjects
- Aged, Asymptomatic Diseases, Case-Control Studies, Coronary Vessels physiopathology, Cross-Sectional Studies, Diastole, Female, Humans, Male, Middle Aged, Predictive Value of Tests, Systole, Ventricular Dysfunction, Left physiopathology, Coronary Angiography, Coronary Vessels diagnostic imaging, Echocardiography, Three-Dimensional, Stroke Volume, Ventricular Dysfunction, Left diagnostic imaging, Ventricular Function, Left
- Abstract
Coronary artery tortuosity (CAT) is a common finding in coronary angiography, and is defined as three fixed bends during both systole and diastole in at least one epicardial coronary artery, with each bend showing a 45° change in vessel direction. The impact of CAT on the myocardial deformation has not been completely evaluated using 3D-STE. As a result of this, we aimed to assess the effects of CAT on LV functions using 3D-STE in the present study. Eighty-two patients with CAT and 80 age- and gender-matched controls who proved to have normal coronary angiograms were enrolled into the study. 3D-STE was performed and LV-GLS, LV-GCS, LV-GAS, and LV-GRS were obtained for every patient after coronary angiography. The LV-GLS was significantly depressed in the CAT ( +) group than in the control group (p = 0.001). ROC analysis was performed to find out ideal LV-GLS cut off value to predict the presence of CAT. A LV-GLS value of > - 17 has 81.3% sensitivity, 56.7% specificity to detect the presence of CAT. The present study is the first to focus on the assessing LV myocardial functions in patients with CAT by 3D-STE. CAT has a considerable negative effect on LV myocardial longitudinal deformation as evaluated by 3D strain parameters. Our results support that patients with CAT may have subclinical LV longitudinal deformation abnormalities even though they are apparently healthy.
- Published
- 2020
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16. Acute pulmonary oedema due to single dose acetazolamide taken after cataract surgery.
- Author
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Guven Yilmaz S, Palamar M, and Gurgun C
- Subjects
- Acetazolamide administration & dosage, Aged, 80 and over, Bronchodilator Agents administration & dosage, Bronchodilator Agents therapeutic use, Combined Modality Therapy, Hemodiafiltration methods, Humans, Male, Nitroglycerin administration & dosage, Nitroglycerin therapeutic use, Pulmonary Edema chemically induced, Radiography, Thoracic, Acetazolamide adverse effects, Cataract Extraction methods, Pulmonary Edema diagnostic imaging, Pulmonary Edema therapy
- Abstract
An increase in intraocular pressure following cataract surgery is very common. The main reason for this condition is viscoelastic agent remaining in the eye, which leads to mechanical obstruction of the trabecular meshwork. Prophylaxis with oral acetazolamide is frequently practised to prevent this early rise in intraocular pressure in the preoperative and postoperative periods. We report a case of an 81-year-old man with acute pulmonary oedema due to prophylactic acetazolamide intake after cataract surgery. The case is presented in order to draw attention to this serious complication., (2016 BMJ Publishing Group Ltd.)
- Published
- 2016
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- View/download PDF
17. Effect of Semirecumbent Sleep Position on Severity of Obstructive Sleep Apnea in Patients With Heart Failure.
- Author
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Basoglu OK, Keskin B, Tasbakan MS, and Gurgun C
- Subjects
- Adult, Cross-Sectional Studies, Female, Heart Failure diagnosis, Heart Failure epidemiology, Humans, Male, Middle Aged, Prospective Studies, Sleep Apnea, Obstructive diagnosis, Sleep Apnea, Obstructive epidemiology, Supine Position, Heart Failure therapy, Polysomnography trends, Posture, Severity of Illness Index, Sleep Apnea, Obstructive therapy, Sleep Stages physiology
- Abstract
Background: Overnight rostral leg fluid displacement in heart failure (HF) patients is related to the high prevalence and severity of obstructive sleep apnea syndrome (OSAS). We hypothesized that rostral fluid shift would decrease in a semirecumbent (45-degree elevated) position, and evaluated the effect of semirecumbent sleeping on severity of sleep apnea in HF patients with OSAS., Methods and Results: Demographic, anthropometric characteristics, and medical history of 30 consecutive patients with HF and OSAS were recorded. The patients underwent 2 polysomnographic procedures within 1 week: 1 while lying flat and the other in a semirecumbent position. Out of 30 patients (mean age 54.7 ± 10.2, 26 men), 16 (53.3%) were obese and 29 (96.7%) had comorbidities other than HF. Mean apnea-hypopnea index was 30.8 ± 20.7 events/h while lying flat which decreased to 17.8 ± 12.1 events/h in semirecumbent position (P < .0001). Similarly, oxygen desaturation index decreased from 22.3 ± 19.8 to 12.7 ± 11.5 events/h (P < .0001), and the percentage of sleep time with oxygen saturation (SpO2) <90% (P = .036) and lowest SpO2 (P = .004) were improved in the semirecumbent position. Furthermore, the percentage of stage N2 sleep decreased from 47.0% while lying flat to 39.6% (P = .014)., Conclusions: The present findings support that the severity of OSAS decreased significantly in a semirecumbent sleep position in patients with HF. Therefore, semirecumbent sleeping may be a promising therapeutic option in the management of HF-related sleep apnea., (Copyright © 2015 Elsevier Inc. All rights reserved.)
- Published
- 2015
- Full Text
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18. Relationships between P wave dispersion, atrial electromechanical delay, left atrial remodeling, and NT-proBNP levels, in patients with hypertrophic cardiomyopathy.
- Author
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Tuluce K, Ozerkan F, Yakar Tuluce S, Yavuzgil O, Gurgun C, Bilgin M, Kahya Eren N, Kocabas U, Nalbantgil S, and Soydas Cinar C
- Subjects
- Adult, Atrial Fibrillation blood, Atrial Fibrillation diagnosis, Atrial Fibrillation physiopathology, Biomarkers blood, Cardiomyopathy, Hypertrophic blood, Cardiomyopathy, Hypertrophic diagnosis, Cardiomyopathy, Hypertrophic physiopathology, Case-Control Studies, Echocardiography, Doppler, Female, Humans, Male, Middle Aged, Predictive Value of Tests, Prognosis, Risk Assessment, Risk Factors, Atrial Fibrillation etiology, Atrial Function, Left, Atrial Remodeling, Cardiomyopathy, Hypertrophic complications, Natriuretic Peptide, Brain blood, Peptide Fragments blood
- Abstract
Background: We evaluated the associations among the well-known atrial fibrillation (AF) predictors including P-wave dispersion (PWD), intra- and inter-atrial electromechanical dyssynchrony (EMD), left atrial (LA) phasic functions, and plasma N-terminal prohormone of B-type natriuretic peptide (NT-proBNP) levels, in patients with hypertrophic cardiomyopathy (HCM)., Methods: Seventy patients with HCM and age and sex matched 70 subjects were enrolled. PWD, LA total emptying fraction (LATEFr), active emptying fraction (LAAEFr), passive emptying fraction (LAPEFr), expansion index (LAEI) intra- and inter-atrial EMD were calculated. Levels of NT-proBNP of all subjects were determined., Results: Higher PWD (p = 0.006), significantly decreased LAEI (p < 0.001), LATEFr, and LAPEFr (both p values < 0.001) values and significantly increased inter-atrial (p < 0.001), LA (p = 0.001), and right atrial dyssynchrony (p < 0.001) were observed in the HCM group compared to controls. PWD was negatively correlated with LAEI (r = -0.236, p = 0.005) and LATEFr (r = -0.242, p = 0.04), however not with LAPEFr (p = 0.7), or LAAEFr (p = 0.3). Except for the LA lateral wall PA' (r = 0.283, p = 0.02), PWD was not correlated with any atrial EMD parameter. Inter-atrial dyssynchrony was related to LAEI (r = -0.272, p = 0.001), LATEFr (r = -0.256, p = 0.03), and LAPEFr (r = -0.332, p = 0.006), but not, however, to LAAEFr (p = 0.4). The plasma NT-proBNP levels of patients were not correlated with either PWD (p = 0.927) or inter-atrial dyssynchrony (p = 0.102)., Conclusions: PWD and inter-atrial dysynchrony seem to independently promote AF, although both are associated with LA reservoir function in HCM populations. The NT-proBNP level is not associated with these two AF predictors in patients with HCM. NT-proBNP seems to be a poor marker of atrial electrical remodeling in HCM patients.
- Published
- 2015
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19. Two different pentalogies in an adult patient: a pentalogy of Cantrell associated with a pentalogy of Fallot.
- Author
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Tuluce K, Gurgun C, Yavuzgil O, Ceylan N, and Tuluce SY
- Subjects
- Adult, Echocardiography, Exercise Tolerance, Female, Humans, Pentalogy of Cantrell diagnosis, Pentalogy of Cantrell diagnostic imaging, Tetralogy of Fallot diagnosis, Tetralogy of Fallot diagnostic imaging, Pentalogy of Cantrell pathology, Tetralogy of Fallot pathology
- Published
- 2012
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- View/download PDF
20. Relation between NT-proBNP levels, iron overload, and early stage of myocardial dysfunction in β-thalassemia major patients.
- Author
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Balkan C, Tuluce SY, Basol G, Tuluce K, Ay Y, Karapinar DY, Gurgun C, Bayindir O, and Kavakli K
- Subjects
- Biomarkers blood, Comorbidity, Echocardiography statistics & numerical data, Female, Humans, Iron Overload blood, Male, Prevalence, Reproducibility of Results, Risk Assessment, Risk Factors, Sensitivity and Specificity, Turkey epidemiology, Ventricular Dysfunction, Left blood, Young Adult, beta-Thalassemia blood, Iron Overload diagnosis, Iron Overload epidemiology, Natriuretic Peptide, Brain blood, Peptide Fragments blood, Ventricular Dysfunction, Left diagnosis, Ventricular Dysfunction, Left epidemiology, beta-Thalassemia diagnosis, beta-Thalassemia epidemiology
- Abstract
Background: Heart failure (HF) secondary to myocardial iron loading remains the leading cause of death in β-thalassemia major (β-TM) patients. The early diagnosis and treatment of HF in these patients is related to survival. We aimed to evaluate myocardial performance using conventional and tissue Doppler echocardiography and its relation to plasma NT-proBNP levels and iron overload indices in β-TM patients with preserved systolic function., Methods: The study population included 49 β-TM patients (24.0 ± 4.2 years) and 48 age-matched healthy controls. Doppler-echocardiographic study was performed and blood samples for NT-proBNP measurements were drawn on the third day following blood transfusion. Patients were divided as group-1, without diastolic dysfunction: E/E' ratio < 9 and group-2, with suspected diastolic dysfunction: E/E' ratio ≥ 9., Results: NT-proBNP levels and E/E' ratio were increased in patients compared with controls (P < 0.001 and P < 0.001) but did not correlate with each other. A strong positive correlation was detected between NT-proBNP levels and mean ferritin levels in β-TM patients (r(s) = 0.939; P < 0.001). Median NT-proBNP levels were significantly higher in group-1 in comparison to controls [51.2 (41.51-113.5) vs 30.1 (17.97-68.16) ng/mL, P < 0.01]. NT-proBNP levels were also increased in group-2 in comparison to group-1 but this increase was not statistically significant., Conclusion: NT-proBNP secretion begins in the early phase of the disease before the increase in diastolic pressure becomes overt. While there was a strong correlation between the plasma NT-proBNP levels and iron overload, there was no correlation between NT-proBNP levels and diastolic dysfunction parameters in patients in the third decade of life., (© 2011 Wiley Periodicals, Inc.)
- Published
- 2012
- Full Text
- View/download PDF
21. Hypereosinophilic syndrome presenting with large left ventricular apical thrombus and pulmonary embolism.
- Author
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Gurgun A, Tuluce K, Tuluce SY, Gurgun C, Bayraktaroglu S, Tombuloglu M, and Cinar CS
- Subjects
- Biomarkers blood, Coronary Thrombosis drug therapy, Diagnosis, Differential, Drug Therapy, Combination, Heart Ventricles, Humans, Hypereosinophilic Syndrome drug therapy, Magnetic Resonance Imaging, Male, Middle Aged, Pulmonary Embolism drug therapy, Tomography, X-Ray Computed, Ultrasonography, Coronary Thrombosis diagnostic imaging, Coronary Thrombosis etiology, Hypereosinophilic Syndrome complications, Hypereosinophilic Syndrome diagnostic imaging, Pulmonary Embolism diagnostic imaging, Pulmonary Embolism etiology
- Abstract
A 45-year-old man presented with dyspnea on exertion, fatigue, and cough. Transthoracic echocardiography showed a large apical thrombus in the left ventricle. The laboratory results showed prominent eosinophilia on blood smear, elevated acute phase reactants and D-dimer serum levels. Bone marrow examination showed a Fip1-like platelet-derived growth factor receptor alfa fusion gene mutation. The case was diagnosed as myeloproliferative variant hypereosinophilic syndrome. Contrast-enhanced computed tomography demonstrated thrombi not only in left ventricle but also in multiple segmental pulmonary arteries. Cardiac magnetic resonance imaging showed left ventricular apical thrombus without subendocardial fibrosis. Cardiopulmonary manifestations of hypereosinophilic syndrome completely resolved after treatment., (© 2011, Wiley Periodicals, Inc.)
- Published
- 2011
- Full Text
- View/download PDF
22. A sinus of valsalva aneurysm: more complicated than imagined.
- Author
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Tuluce K, Posacioglu H, Ceylan N, Tuluce SY, Gurgun C, and Nalbantgil S
- Subjects
- Adult, Humans, Male, Ultrasonography, Aortic Rupture diagnostic imaging, Aortic Rupture etiology, Sinus of Valsalva diagnostic imaging, Ventricular Outflow Obstruction diagnostic imaging, Ventricular Outflow Obstruction etiology
- Abstract
Sinus of Valsalva aneurysms mostly remain silent. Here, we report a case with sinus of Valsalva aneurysm which caused right ventricular outflow obstruction and ruptured into the main pulmonary artery in the setting of DeBakey type I aortic dissection., (© 2011, Wiley Periodicals, Inc.)
- Published
- 2011
- Full Text
- View/download PDF
23. Assessment of cardiac remodeling in asymptomatic mitral regurgitation for surgery timing: a comparative study of echocardiography and magnetic resonance imaging.
- Author
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Ozdogan O, Yuksel A, Gurgun C, Kayikcioglu M, Yavuzgil O, and Cinar CS
- Subjects
- Adult, Diagnosis, Differential, Female, Follow-Up Studies, Humans, Male, Mitral Valve Insufficiency physiopathology, Mitral Valve Insufficiency surgery, Reproducibility of Results, Severity of Illness Index, Stroke Volume, Time Factors, Cardiac Surgical Procedures, Echocardiography, Doppler methods, Magnetic Resonance Imaging methods, Mitral Valve Insufficiency diagnosis, Preoperative Care methods, Ventricular Function, Left physiology, Ventricular Remodeling physiology
- Abstract
Background: Early surgery is recommended for asymptomatic severe mitral regurgitation (MR), because of increased postoperative left ventricular (LV) dysfunction in patients with late surgery. On the other hand, recent reports emphasized a "watchful waiting" process for the determination of the proper time of mitral valve surgery. In our study, we compared magnetic resonance imaging (MRI) and transthoracic echocardiography to evaluate the LV and left atrial (LA) remodeling; for better definitions of patients that may benefit from early valve surgery., Methods: Twenty-one patients with moderate to severe asymptomatic MR were evaluated by echocardiography and MRI. LA and LV ejection fractions (EFs) were calculated by echocardiography and MRI. Pulmonary veins (PVs) were measured from vein orifices in diastole and systole from the tangential of an imaginary circle that completed LA wall. Right upper PV indices were calculated with the formula; (Right upper PV diastolic diameter- Right upper PV systolic diameter)/Right upper PV diastolic diameter., Results: In 9 patients there were mismatches between echocardiography and MRI measurements of LV EF. LV EFs were calculated > or = 60% by echocardiography, meanwhile < 60% by MRI in these 9 patients. Severity of MR evaluated by effective regurgitant orifice area (EROA) didn't differ with preserved and depressed EFs by MRI (p > 0.05). However, both right upper PV indices (0.16 +/- 0.06 vs. 0.24 +/- 0.08, p: 0.024) and LA EFs (0.19 +/- 0.09 vs. 0.33 +/- 0.14, p: 0.025) were significantly decreased in patients with depressed EFs when compared to patients with normal EFs., Conclusions: MRI might be preferred when small changes in functional parameters like LV EF, LA EF, and PV index are of clinical importance to disease management like asymptomatic MR patients that we follow up for appropriate surgery timing.
- Published
- 2010
- Full Text
- View/download PDF
24. Evaluation of the severity of mitral regurgitation by the use of signal void in magnetic resonance imaging.
- Author
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Ozdogan O, Yuksel A, Gurgun C, Kayikcioglu M, Yavuzgil O, and Cinar CS
- Subjects
- Adult, Echocardiography methods, Female, Humans, Male, Reproducibility of Results, Sensitivity and Specificity, Algorithms, Image Enhancement methods, Image Interpretation, Computer-Assisted methods, Magnetic Resonance Imaging, Cine methods, Mitral Valve Insufficiency diagnosis
- Abstract
Background: The study was designed to evaluate the severity of mitral regurgitation by cardiac magnetic resonance imaging (MRI). We proposed a new measurement of signal void by MRI and tried to define threshold values for the severity of regurgitation with different sequences., Methods: Twenty-one patients with mitral regurgitation were evaluated by echocardiography and MRI. We measured the length, width, and the area of jet flow void from long-axis and four-chamber views. The regurgitant area was measured with TrueFISP, FLASH sequences, and phase images by tracing the signal-void area in left atrium parallel to mitral annulus. This new parameter for grading of the severity of mitral regurgitation by cine MRI was called regurgitant area from short axis (RAFSA)., Results: All methods (EROA, vena contracta) were correlated for determining the regurgitation severity (P < 0.01). There was a correlation between EROA by echocardiography and RAFSA by MRI with the TrueFISP, FLASH sequences, and phase images (P < 0.01). Stepwise regression analysis revealed that EROA was significantly correlated with RAFSA by phase images (P < 0.001). After regression analysis, threshold values of RAFSA by phase imaging were calculated and found to be 0.27 cm(2) and 0.92 cm(2) between mild, moderate, and severe mitral regurgitations (100% sensitivity, 67% specificity, and 100% sensitivity, 78% specificity, respectively) (P < 0.01, P < 0.05)., Conclusions: MRI is an alternative method for evaluating mitral regurgitation. Our study suggests a new parameter, RAFSA by cine MRI, to grade the severity of mitral regurgitation and provides threshold values in order to define mild, moderate, and severe regurgitations.
- Published
- 2009
- Full Text
- View/download PDF
25. Right ventricular adaptations along with left ventricular remodeling in older athletes.
- Author
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Ozdogan O, Yilmaz GM, Gurgun C, Kayikcioglu M, and Cinar CS
- Subjects
- Adaptation, Physiological, Adult, Aged, Echocardiography, Humans, Male, Middle Aged, Aging physiology, Heart Ventricles diagnostic imaging, Sports physiology, Ventricular Function, Left physiology, Ventricular Function, Right physiology, Ventricular Remodeling physiology
- Abstract
Background: Afterload changes and anatomic interaction between the ventricles cause right ventricle (RV) adaptation along with left ventricle (LV) remodeling. This study was designed to evaluate RV adaptations along with LV remodeling and to determine the effect of aging on both ventricles in a population of older athletes., Methods: Echocardiographic characteristics of 48 endurance trained older athletes were examined by tissue Doppler imaging (TDI) and integrated backscatter (IBS)., Results: Mean LV mass index was calculated as 107.8+/-17.0 g/m(2). Twenty-two athletes were > 55 years old. Age was found to be a risk factor for diastolic dysfunction regarding lateral TDI velocities (E(m) < A(m)) (r = 0.385, P < 0.001). RV long-axis (LAX) diameters were associated with LA volumes and LV masses (r = 0.380, P < 0.01 and r = 0.307, P < 0.05). RV LAX diameters were correlated with RV TDI E-wave (r =-0.285, P < 0.05), RV LAX average, and peak IBS values (r = 0.36, P < 0.05 and r = 0.348, P < 0.05)., Conclusions: TDI and IBS are applicable methods to evaluate the relationship between the two ventricles in athletes' heart. Increased RV LAX IBS values indicate increased LV mass and LA volume as a result of RV changes along with LV remodeling. Our data suggest that RV TDI E-wave and average RV IBS values reflect cardiac adaptations of both RV and LV in older athletes.
- Published
- 2009
- Full Text
- View/download PDF
26. Giant right atrial diverticulum associated with Wolff-Parkinson-White syndrome.
- Author
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Hasdemir C, Gurgun C, Yavuzgil O, Yuksel A, and Beckman KJ
- Subjects
- Adult, Diagnosis, Differential, Diverticulum diagnosis, Electrocardiography, Female, Humans, Magnetic Resonance Imaging, Wolff-Parkinson-White Syndrome diagnosis, Wolff-Parkinson-White Syndrome physiopathology, Diverticulum complications, Heart Atria, Wolff-Parkinson-White Syndrome etiology
- Published
- 2006
- Full Text
- View/download PDF
27. Detachment of the mitral valve anterior leaflet as a complication of aortic valve replacement.
- Author
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Islamoglu F, Apaydin AZ, Degirmenciler K, Gurgun C, and Durmaz I
- Subjects
- Humans, Male, Middle Aged, Aortic Valve surgery, Heart Valve Prosthesis Implantation adverse effects, Mitral Valve Insufficiency etiology
- Abstract
Mitral regurgitation after aortic valve replacement is generally reported as a complication of a Manouguian's procedure for annulus enlargement. However, even if no annular enlargement procedure is performed, this complication may be encountered after isolated aortic valve replacement because of either extensive decalcification of the aortic annulus or progressive tension on the anterior leaflet of the mitral valve, caused by aortic valve sutures placed adjacent to firm or heavily calcified valve tissue. Routine transthoracic echocardiography may be inadequate for diagnosis of this condition; transesophageal echocardiography should be used both for preoperative diagnosis and for intraoperative management. We report the case of a patient who had severe mitral regurgitation that occurred after aortic valve replacement with a mechanical valve.
- Published
- 2006
28. New-onset bronchial asthma induced by low-dose amiodarone.
- Author
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Yavuzgil O, Goksel T, Gurgun C, and Hasdemir C
- Subjects
- Aged, Asthma diagnosis, Humans, Male, Amiodarone administration & dosage, Amiodarone adverse effects, Asthma chemically induced
- Published
- 2005
- Full Text
- View/download PDF
29. Plasma and bronchoalveolar lavage fluid levels of endothelin-1 in patients with chronic obstructive pulmonary disease and pulmonary hypertension.
- Author
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Bacakoğlu F, Atasever A, Ozhan MH, Gurgun C, Ozkilic H, and Guzelant A
- Subjects
- Aged, Case-Control Studies, Female, Humans, Hypertension, Pulmonary complications, Male, Middle Aged, Pulmonary Disease, Chronic Obstructive complications, Bronchoalveolar Lavage Fluid chemistry, Endothelin-1 analysis, Hypertension, Pulmonary metabolism, Pulmonary Disease, Chronic Obstructive metabolism
- Abstract
Background: Secondary pulmonary hypertension (PH) and cor pulmonale are the major clinical cardiovascular complications affecting prognosis in patients with chronic obstructive pulmonary disease (COPD). It is also known that endothelin-1 (ET-1) is a potent vasoconstrictor peptide produced by the pulmonary vascular endothelium, and ET-1 may be implicated in the pathogenesis of PH., Objectives: The purpose of this study was to investigate the presence of ET-1 in patients with COPD and to assess the correlation of ET-1 levels in the plasma and bronchoalveolar lavage (BAL) fluid (BALF) in COPD patients with or without PH., Methods: Twenty-two patients with COPD and 15 healthy controls were enrolled in the study. Peripheral venous blood samples were collected in all patients and controls. BAL was obtained in COPD patients, and ET-1 levels were measured by radioimmunoassay in all plasma and BALF samples., Results: Plasma ET-1 levels were 2.46 +/- 0.55 and 1.70 +/- 0.42 pmol/dl in patients with COPD and controls, respectively (p < 0.0001). Sixteen of the 22 patients with COPD (73%) had PH established by echocardiography. The ET-1 level in these patients amounted to 2.59 +/- 0.50 pmol/dl, and it was 2.10 +/- 0.54 pmol/dl in 6 patients with COPD without PH. In COPD patients with and without PH, BALF ET-1 levels were 0.19 +/- 0.08 and 0.24 +/- 0.01 pmol/dl, respectively (p > 0.05)., Conclusions: These results suggest that ET-1 is detectable in both the peripheral blood and BALF of COPD patients, but the levels do not statistically differ between patients with and without PH., (Copyright 2003 S. Karger AG, Basel)
- Published
- 2003
- Full Text
- View/download PDF
30. Six hour ambulation after elective coronary angioplasty and stenting with 7F guiding catheters ald low dose heparin.
- Author
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Tengiz I, Ercan E, Bozdemir H, Durmaz O, Gurgun C, and Nalbantgil I
- Subjects
- Adult, Aged, Drug Administration Schedule, Elective Surgical Procedures, Feasibility Studies, Female, Humans, Length of Stay, Male, Risk Factors, Time Factors, Angioplasty, Balloon, Coronary, Anticoagulants administration & dosage, Coronary Disease therapy, Early Ambulation, Heparin administration & dosage, Stents
- Abstract
Background: Early ambulation after coronary angioplasty may reduce in-hospital stay and add to the patient's comfort. This approach, however, may increase the risk of insertion site related complications, such as arterial bleeding, haematoma, pseudoaneurysm, and the need for surgical repair., Aim: To evaluate the feasibility and safety of ambulation of patients six hours after elective coronary angioplasty or stenting, or both., Methods: Coronary angioplasty and stenting were performed using 7F guiding catheters via the femoral or brachial approach. The first dose of heparin 5000 IU was given immediately after insertion of the arterial sheath and the second dose heparin 2500 IU was given 90 minutes later. There were no angiographic exclusion criteria. The arterial sheath was removed immediately after the procedure. Haemostasis was achieved by manual compression and maintained with a compression bandage. Early ambulation was attempted after six hours of supine bed rest following removal of the bandage. The incidence of bleeding at ambulation requiring compression and additional bed rest, and insertion site complications documented 48 hours after the procedure, were analysed., Results: 326 patients (290 femoral, 36 brachial route) were included. Stent implantation was performed in 267 patients (82%). The mean+/-SD time to haemostasis was 14+/-4 minutes. Bleeding at ambulation occurred in 7 (2.14%) patients, and major haematomas were seen in 8 (2.45%) patients during 48-hour follow up. All were seen in patients in whom the femoral route was used and who were treated conservatively. There were no late bleeding or vascular complications., Conclusions: Ambulation six hours after elective balloon angioplasty or stent implantation with 7F guiding catheters using femoral or brachial route and low dose heparin is feasible and safe, with a low incidence of insertion site complications. This early ambulation protocol shortens hospital stay.
- Published
- 2003
31. Exercise testing induces fatal thromboembolism from mechanical mitral valve.
- Author
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Yavuzgil O, Ozerkan F, Gurgun C, Zoghi M, Can L, and Akin M
- Subjects
- Adult, Fatal Outcome, Female, Humans, Coronary Thrombosis etiology, Exercise Test adverse effects, Heart Valve Prosthesis adverse effects, Mitral Valve, Thromboembolism etiology
- Abstract
Thromboembolism is still one of the most important complications of prosthetic heart valves. Embolism to a major coronary branch is rare, but acute proximal occlusions can be fatal, even when the coronary arteries are otherwise normal and intervention is rapid. We report a fatal complication of an exercise test in a patient who had a St. Jude bileaflet mitral valve. After an exercise test, a 42-year-old woman with a mechanical prosthetic valve had a severe hemodynamic collapse with acute ST segment changes. Coronary angiography showed a totally occluded left main coronary artery with TIMI grade 0 to 1 flow. Rapid injection of contrast material and the passage of a floppy guidewire through the thrombus restored a TIMI grade 3 flow. Angiography showed no coronary atherosclerostic involvement. Despite successful coronary reperfusion, intra-aortic balloon counterpulsation, and intensive medication, the patient died. This case demonstrates that exercise testing should be applied with great caution in patients with prosthetic valves, and only after a careful evaluation of valve function. We recommend transesophageal echocardiography prior to exercise testing in these patients.
- Published
- 2002
32. Relationship Between Echocardiographic Determinants of Left Atrial Spontaneous Echo Contrast and Thrombus Formation in Patients with Rheumatic Mitral Valve Disease.
- Author
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Cinar CS, Gurgun C, Nalbantgil S, Can L, and Turkoglu C
- Abstract
Spontaneous echo contrast (SEC) may be detected by ultrasonography in environments favoring blood stasis. It is most commonly seen through the use of transesophageal echocardiography in the left atrium of patients with rheumatic mitral valve disease especially in the presence of atrial fibrillation. We studied the predictors of SEC, such as cardiac rhythm, left atrium and left atrial appendage functions, and mitral and pulmonary vein flow parameters, in patients with rheumatic mitral valve disease. The relationship between these parameters and the severity of SEC and appearance of thrombus was evaluated.
- Published
- 1999
- Full Text
- View/download PDF
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