Serdar Onat

Serdar Onat

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Serdar Onat

Dicle University, Turkey

Research Focus & Metrics

Academic Career Length

8Years (2019-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 May 2022 in Radiologia Brasileira
Verified
Journal Article
Open access
SŞSadullah Şi̇mşek
Sadullah Şi̇mşek
CÖCihan Akgül Özmen
Cihan Akgül Özmen
SOSerdar Onat
Serdar Onat
Objective: To examine the relationship that the types and locations of fractures of the sternum have with mortality and morbidity. Materials and Methods: We analyzed the records of 115 patients diagnosed with fracture of the sternum, due to blunt trauma, between 2007 and 2018. Records of computed tomography studies were obtained from the radiology archive of a tertiary teaching hospital. The type of fracture was classified as linear, displaced, or comminuted, whereas the fracture location was classified as the manubrium, body, or xiphoid process. Results: A total of 108 patients were included in the study. Of those patients, 92 (85.2%) were male and 16 (14.8%) were female. The etiology was a traffic accident in 72 cases (62.6%) and a fall from height in 36 (31.3%). The mean age was 42.1 ± 17.7 years for males and 53.9 ± 20.0 years for females. The mortality rate was 11.1%. Among the 12 deceased patients, the mean age was 44.4 ± 18.3 years. The fracture was located exclusively in the manubrium in 64 patients (59.3%), exclusively in the body of the sternum in 41 (38.0%), and in both locations in three (2.7%), whereas none were located in the xiphoid process. Morbidity rates were higher in the patients with fractures of the manubrium than in those with fractures of the body of the sternum, as was the incidence of accompanying bone fractures and organ injuries. The fracture was linear in 44 patients (40.7%), displaced in 62 (57.4%), and comminuted in 30 (27.8%). The mortality was significantly higher for comminuted fractures than for the other fracture types (p = 0.045; β = 4.40). Conclusion: Fracture of the manubrium can be indicative of the severity of trauma and has a poor prognosis.

23 October 2026 in Irish Journal of Medical Science (1971 -)
Verified
Journal Article
Open access
PDF file
MOMenduh Oruç
Menduh Oruç
Bennur EsenBennur Esen
Bennur Esen
AAAhmet Engin Atay
Ahmet Engin Atay
DAMLA YILDIZDAMLA YILDIZ
DAMLA YILDIZ
SOSerdar Onat
Serdar Onat
RÜRefik Ülkü
Refik Ülkü
Background: Pulmonary hydatid cyst disease (PHCD) remains a significant public health problem in endemic regions. Aims: To evaluate the demographic, serological, radiological, and surgical characteristics of patients with PHCD and to identify factors associated with hepatic involvement and postoperative outcomes. Methods: This retrospective study included 515 consecutive patients who underwent surgical treatment for PHCD at Dicle University Faculty of Medicine between 2013 and 2025. Demographic characteristics, cyst features, indirect fluorescent antibody (IFA) test results, concomitant hepatic involvement, surgical procedures, postoperative outcomes, and complications were analyzed. Results: Among 515 patients, 275 (53.4%) were male and 240 (46.6%) were female. Female patients were significantly older than male patients (28.0 ± 18.0 vs. 23.8 ± 18.4 years, p = 0.002). Hepatic involvement was significantly associated with positive IFA test results (p < 0.001), bilateral pulmonary disease (p < 0.001), multiple pulmonary cysts (p < 0.001), female sex (p = 0.045), and left-sided pulmonary involvement (p = 0.019). Blood group distribution was not associated with hepatic involvement (p = 0.773), although IFA positivity differed significantly among ABO blood groups (p = 0.006). Larger cyst size was associated with longer hospital stay (r = 0.130, p = 0.003) and prolonged drainage duration (r = 0.094, p = 0.034). Perforated cysts were associated with increased hospital stay (r = 0.180, p < 0.001) and drainage duration (r = 0.139, p = 0.002). Pediatric patients had significantly larger cysts than adults (p = 0.007). Conclusions: Positive IFA results, multiple pulmonary cysts, and bilateral lung involvement are associated with concomitant hepatic hydatid disease. Cyst size and perforation status significantly influence postoperative recovery, particularly hospital stay and drainage duration. Surgical treatment provides excellent outcomes with low reoperation rates and no disease-related mortality in experienced centers.

26 September 2019 in Flora the Journal of Infectious Diseases and Clinical Microbiology
Verified
Journal Article
Closed access
AAAlper Avcı
Alper Avcı
FKFerit Kuscu
Ferit Kuscu
ACAslıhan Candevir
Aslıhan Candevir
SOSerdar Onat
Serdar Onat