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Dive into the research topics where Zafer Kilbas is active.

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Featured researches published by Zafer Kilbas.


American Journal of Emergency Medicine | 2008

Late presentation of blunt right diaphragmatic rupture (hepatic hernia)

Orhan Kozak; Öner Menteş; Ali Harlak; Taner Yigit; Zafer Kilbas; Ismail Aslan; Murat Akin; Ugur Bozlar

Diaphragmatic rupture occurs in 0.8% to 3.6% of patients after blunt or penetrating thoracoabdominal trauma, and the preoperative diagnosis is difficult. The diagnosis of traumatic diaphragmatic rupture may be made on initial presentation or at any time later. Right-sided diaphragmatic rupture is rare and occurs in approximately 5% to 20% of all diaphragmatic disruptions. The incidence of herniation of the intra-abdominal organs into the pleural cavity is also low, observed in only about 19% of right-sided diaphragmatic ruptures. We present a case of right-sided traumatic rupture of the diaphragm diagnosed 15 years after the initial blunt trauma. A 22-year-old male patient fell 15 years before and was symptom-free since then. He was referred to our hospital with the signs of herniation of the right diaphragm, which was manifested in the chest x-rays. The definite diagnosis was made through thoracoabdominal computed tomography. The diaphragmatic rupture was repaired via abdominal approach.


Hernia | 2012

De Garengeot's hernia: the importance of early diagnosis and its complications

A. Kagan Coskun; Zafer Kilbas; Taner Yigit; A. Simsek; Ali Harlak

De Garengeot’s hernia is a rare condition of acute appendicitis in an incarcerated femoral hernia. A 65-year-old woman was admitted to the emergency room with a 3-day history of a painful and non-reducible mass in her right groin. The patient underwent emergency surgery. At exploration, an acute appendicitis in an incarcerated femoral hernia was identified, likely prediagnosed by computed tomography. The postoperative period was uneventful. In De Garengeot’s hernia, early diagnosis is important to reduce the morbidity rate. The surgical approach should be designed according to the condition of the patient, the anatomical position of the appendix vermiformis, and the likelihood of complications.


Surgical and Radiologic Anatomy | 2009

Anatomical assessment of bile ducts of Luschka in human fetuses

Necdet Kocabiyik; Biilent Yalcin; Zafer Kilbas; Sinan R. Karadeniz; Biilent Kurt; Ayhan Comert; Hasan Ozan

Bile ducts of Luschka (also called subvesical or supravesicular ducts) can cause bile leakage during laparoscopic cholecystectomy, especially if surgery is carried out in ignorance of such variations. The aim of this study was to clarify the clinical anatomy of these ducts in human fetuses and frequency of the ducts locating near gallbladder fossa. Thirty-two fetal cadaver livers were dissected and the gallbladders were separated from the livers and ducts were investigated under a surgical microscope. All observed ducts were examined microscopically and connective tissue cords were excluded. Bile ducts of Luschka locating near cystic fossa were found in 7 of 32 fetuses (21.9%). Three of the seven ducts ran towards to liver segment 5 (S5); three ducts were found in the gallbladder fossa; and one duct ran towards to liver segment 4 (S4). Also it was found that three of the seven ducts drained into the subsegmental duct of S5, two ducts drained into the right hepatic duct, one duct drained into the right anterior branch bile duct, and one duct drained into the subsegmental duct of S4. Subvesical ducts running along the gallbladder fossa between the gallbladder and the liver parenchyma were found in a relatively high incidence in fetuses than adults. Awareness and knowledge about incidence of such ducts alerts the surgeon during laparoscopic cholecystectomy. Therefore morbidity due to bile leaks can be reduced.


Asian Pacific Journal of Cancer Prevention | 2015

Predictors of knowledge level and awareness towards breast cancer among Turkish females.

Umit Aydogan; Yusuf Çetin Doğaner; Zafer Kilbas; James E. Rohrer; Oktay Sari; Necibe Usterme; Servet Yuksel; Halil Akbulut; Salih M. Balkan; Kenan Saglam; Turgut Tufan

BACKGROUND Breast cancer (BC) is the most-common malignancy of women worldwide. Though there are differences among developed and developing countries, BC remains the most common cancer type of women in Turkey. OBJECTIVE This study aimed to identify the level of knowledge, awareness, and their potential predictors towards BC in Ankara, Turkey. MATERIALS AND METHODS The present descriptive study was conducted on 376 females attending a breast health outpatient clinic. A self-administered questionnaire was designed to evaluate knowledge level about BC and predictors effecting its level. Data analysis was performed using the chi-square test. A value of p<0.05 was considered statistically significant. RESULTS Mean age of the participants was 46.2±9.93 (22-75). The majority (92.6 %) were married; 41.5% were educated less than nine years. Most of the women were housewives (82.7%) and, were living in an urban region (86.4%). Predictors of effecting responses to seven knowledge and awareness questions about BC varied from demographic features including older age groups, higher educational levels, being married, living in an urban area, being employee, smoking, having greater BMI to additional attributes associated breast health such as the increased number of births, applying for the purpose of control, positive family history of breast diseases, any diagnoses of breast diseases and performing BSE practice. CONCLUSIONS It was determined that females in Turkey have better knowledge of BC than other developing countries even though it is not at the desired level. These findings revealed that females should be more informed about BC risk factors, prognosis and treatments by primary health-care providers to counteract the ascending burden of this disease.


Journal of Magnetic Resonance Imaging | 2013

Initial experience of 3 tesla apparent diffusion coefficient values in differentiating benign and malignant thyroid nodules

A. Turan Ilica; Hakan Artaş; Aslı Ayan; Armagan Gunal; Ozdes Emer; Zafer Kilbas; Coskun Meric; Mehmet Mahir Atasoy; Ovsev Uzuner

To evaluate the role of diffusion‐weighted magnetic resonance imaging (DWMRI) in differentiating benign and malignant thyroid nodules using a 3 Tesla (T) MRI scanner.


Asian Pacific Journal of Cancer Prevention | 2014

Predictors Affecting Breast Self-Examination Practice among Turkish Women

Yusuf Çetin Doğaner; Umit Aydogan; Zafer Kilbas; James E. Rohrer; Oktay Sari; Necibe Usterme; Servet Yuksel; Halil Akbulut; Salih M. Balkan; Kenan Saglam; Turgut Tufan

BACKGROUND Breast cancer (BC) is the most common cancer among females in Turkey. Predictors affecting the breast self-examination (BSE) performance vary in developing countries. OBJECTIVE To determine the frequency of BSE performance and predictors of self-reported BSEs among women in the capital city of Turkey. MATERIALS AND METHODS This cross-sectional study was conducted on 376 Turkish women using a self- administered questionnaire covering socio-demographic variables and BSE-related features. RESULTS Of the participants, 78.7% (N=296) reported practicing BSE, whereas 9.5% (N=28) were implementing BSE regularly on a monthly basis, and only 5.7% (N=17) were performing BSE regularly within a week after each menstrual cycle. Multivariate logistic regression modeling revealed that BSE performance was more likely in younger age groups [20-39 years] (p=0.018, OR=3.215) and [40-49 years] (p=0.009, OR=3.162), women having a family history of breast disease (p=0.038, OR=2.028), and housewives (p=0.013, OR=0.353). CONCLUSIONS Although it appears that the rates of BSE performers are high, the number of women conducting appropriate BSE on a regular time interval basis is lower than expected. Younger age groups, family history of breast diseases and not being employed were identified as significant predictors of practicing BSE appropriately. Older age and employment were risk factors for not performing BSE in this sample.


Journal of Gastrointestinal Surgery | 2008

Atopy is a Risk Factor for Acute Appendicitis? A Prospective Clinical Study

Ali Harlak; Mustafa Gulec; Öner Menteş; Zafer Kilbas; Onder Onguru; Cengizhan Acikel; Zafer Caliskaner; Fuat Erel

PurposeThe purpose of the study was to assess the role of atopy on the development of appendicitis. Acute appendicitis is the most common indication for emergent laparotomy especially in the late teens and early 20s. The pathogenesis generally begins with luminal obstruction caused by fecal mass, seeds, stricture, and bacterial, parasitic, or viral infections. The present study was designed to evaluate whether allergic reaction is indeed an undefined leading factor for luminal obstruction.Material and MethodsMix inhalant and food prick tests were performed in 111 patients who underwent appendectomy for acute appendicitis and in 100 control patients. The material of appendectomy was examined, acute appendicitis was verified and graded according to the severity of inflammation and eosinophilic infiltration rate in the wall of appendix by a pathologist. Demographic data were recorded, and peripheral eosinophil count was also performed.ResultsMix prick test of 33 patients (29.7%) and food prick test of 14 patients (12.6%) were positive in study group when compared with 7 patients (7%) and 1 patient (1%) in control group (p < 0.001). A total of 38 patients (34.2%) in the study group were reactive with mix or food prick test when compared with 8 patients (8%) in control group. There was no significant difference between eosinophilic infiltration rate, peripheral eosinophil count, severity of inflammation, and Alvarado score of mix prick test positive and negative patients in study group.ConclusionAtopy incidence in patients with acute appendicitis was significantly higher when compared with control group. However, eosinophilic infiltration rate, inflammation grade, and peripheral eosinophil count were not able to explain the relationship between the two conditions. Atopy is a risk factor for acute appendicitis.


Indian Journal of Surgery | 2015

The Effects of Total Colectomy on Bacterial Translocation in a Model of Acute Pancreatitis

Rahman Şenocak; Taner Yigit; Zafer Kilbas; Ali Kagan Coskun; Ali Harlak; Mustafa Öner Menteş; Abdullah Kilic; Armagan Gunal; Orhan Kozak

Prevention of secondary infection is currently the main goal of treatment for acute necrotizing pancreatitis. Colon was considered as the main origin of secondary infection. Our aim was to investigate whether prophylactic total colectomy would reduce the rate of bacterial translocation and infection of pancreatic necrosis. Forty-two Sprague–Dawley rats were used. Pancreatitis was created by ductal infusion of sodium taurocholate. Rats were divided into four groups: group-1, laparotomy + pancreatic ductal infusion of saline; group-2, laparotomy + pancreatic ductal infusion of sodium taurocholate; group-3, total colectomy + pancreatic ductal infusion of saline; and group-4, total colectomy + pancreatic ductal infusion of sodium taurocholate. Forty-eight hours later, tissue and blood samples were collected for microbiological and histopathological analysis. Total colectomy caused small bowel bacterial overgrowth with gram-negative and gram-positive microorganisms. Bacterial count of gram-negative rods in the small intestine and pancreatic tissue in rats with colectomy and acute pancreatitis were significantly higher than in rats with acute pancreatitis only (group-2 versus group-4; small bowel, p = <0.001; pancreas, p = 0.002). Significant correlation was found between proximal small bowel bacterial overgrowth and pancreatic infection (r = 0,836, p = 0.001). In acute pancreatitis, prophylactic total colectomy (which can mimic colonic cleansing and reduction of colonic flora) induces small bowel bacterial overgrowth, which is associated with increased bacterial translocation to the pancreas.


Turkish Journal of Surgery | 2011

Antikoagülan tedavinin tetiklediği spontan karaciğer hematomu: Olgu sunumu

Zafer Kilbas; Ismail Hakki Ozerhan; Ali Coskun; Gokhan Yagci; Sadettin Cetiner

GIRIŞ Spontan karaciger hematomu (SKH) oldukca nadir gorulur ve basta hepatoselluler kanser olmak uzere karaciger hastaliklari en onemli sebebidir (1). Antikoagulan tedavi gunumuzde ozellikle yasli populasyonda artan siklikla kullanilmaktadir ve buna bagli olarak da kanama komplikasyonlari gorulebilmektedir. Calismamizda antikoagulan kullanimina bagli olarak gelisen SKH’lu olguya yaklasimi paylasmayi amacladik.


American Journal of Emergency Medicine | 2008

Lightning strike: an unusual etiology of gastric perforation

Zafer Kilbas; Murat Akin; Semih Gorgulu; Öner Menteş; Erkan Ozturk; Orhan Kozak; Turgut Tufan

Lightning strike is an unusual form of trauma in terms of being one of the leading causes of death from natural phenomenon. Lightning strike can cause severe damage to many systems and results in a high mortality. The most common cause of death in the lightning strike victim is cardiopulmonary arrest. The most vulnerable subjects for lightning strike are individuals who work in open fields, farmers, and swimmers. The cardiac and neurological injuries are the most serious injuries. Burns, tinnitus, blindness, and secondary blunt trauma have also been reported. Gastrointestinal complications have been documented very rarely. In this study, we present a case of gastric perforation after lightning strike. No report related to gastric perforation caused by lightning strike has been identified in the literature.

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Orhan Kozak

Military Medical Academy

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Taner Yigit

Military Medical Academy

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Erkan Ozturk

Military Medical Academy

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Öner Menteş

Military Medical Academy

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Nail Ersoz

Military Medical Academy

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Semih Gorgulu

Military Medical Academy

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Turgut Tufan

Military Medical Academy

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