Mehmet Akif Üstüner

ORCID: 0000-0003-4087-555X
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About
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Research Areas
  • Trauma Management and Diagnosis
  • Appendicitis Diagnosis and Management
  • Pediatric Hepatobiliary Diseases and Treatments
  • Colorectal Cancer Surgical Treatments
  • Biliary and Gastrointestinal Fistulas
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Gastric Cancer Management and Outcomes
  • Gallbladder and Bile Duct Disorders
  • Endometriosis Research and Treatment
  • Bariatric Surgery and Outcomes
  • Cancer-related molecular mechanisms research
  • Risk and Safety Analysis
  • Urologic and reproductive health conditions
  • Pancreatitis Pathology and Treatment
  • Pelvic and Acetabular Injuries
  • Intraperitoneal and Appendiceal Malignancies
  • Pancreatic and Hepatic Oncology Research
  • Inflammatory Biomarkers in Disease Prognosis
  • Abdominal Trauma and Injuries
  • Gastrointestinal disorders and treatments
  • Colorectal Cancer Screening and Detection
  • Breast Cancer Treatment Studies
  • Gout, Hyperuricemia, Uric Acid
  • Transportation Safety and Impact Analysis
  • Abdominal vascular conditions and treatments

Sağlık Bilimleri Üniversitesi
2020-2024

Bursa Yuksek Ihtisas Egitim Ve Arastirma Hastanesi
2022

Türkiye Yüksek İhtisas Hastanesi
2019-2021

Memorial Ankara Hospital
2019-2020

New York Academy of Medicine
2020

Ankara Onkoloji Eğitim ve Araştırma Hastanesi
2016-2017

Izmir Bozyaka Eğitim ve Araştırma Hastanesi
2013-2016

Objective . Acute mesenteric ischemia (AMI) is a disease, usually seen in elderly people and accompanied by comorbid diseases. Mean platelet volume (MPV), the significant indicator of activation function, associated with AMI. In this study, we considered that can use MPV as reliable diagnosis Methods This study was conducted among AMI patients two control groups. Age, gender, MPV, count, concomitant diseases, abdominal computed tomography, patient outcomes were recorded for evaluation....

10.1155/2016/9810280 article EN cc-by BioMed Research International 2016-01-01

Objective: To investigate the prognostic significance of uric acid level in colorectal cancer addition to conventional factors terms survival.

10.29271/jcpsp.2020.07.717 article EN Journal of College of Physicians And Surgeons Pakistan 2020-07-01

To compare the early and long-term outcomes of laparoscopic open surgery in colorectal cancer stages 1-3.Comparative study.Department Gastroenterological Surgery, Health Sciences University, Gulhane Training Research Hospital, Ankara, Turkey, from January 1, 2017 to 2021.A total 142 patients, who underwent for with a follow-up period at least 3 years, were included study. The groups patients; (Group A) treated surgery, B) compared respect general characteristics, short morbidity, mortality,...

10.29271/jcpsp.2022.09.1170 article EN Journal of College of Physicians And Surgeons Pakistan 2022-09-01

Acute appendicitis is the most frequently observed disease requiring emergency surgery. The role of parasites in its pathogenesis has long been discussed. signs parasitic infestations can mimic acute appendicitis. Therefore, it cause a negative laparotomy.To evaluate appendix vermiformis whether increas rate laparotomy.The histopathology results total 3863 patients who underwent appendectomy with clinically were evaluated retrospectively. All materials which respect to nature and findings...

10.5114/pg.2013.39919 article EN cc-by-nc-sa Gastroenterology Review 2013-01-01

Objective:We aimed to examine the clinical and pathological factors that affect lymph node metastasis, which is an important prognostic factor in survival of patients with colorectal cancer, determine most appropriate patient-centered treatment method.Methods: The file records electronic data who had been operated on diagnosis cancer at General Surgery Clinic between May 2008 December 2012 were retrospectively evaluated.Results: Seventy-four including 50 males (67.6%) 24 females (32.4%)...

10.5222/terh.2016.015 article EN The Anatolian Journal of General Medical Research 2016-01-01

Aim: This study aimed to compare the clinical characteristics, morbidity, and diagnostic accuracy of imaging modalities in acute appendicitis cases during COVID-19 pandemic pre-pandemic period. Materials Methods: We retrospectively analyzed records 898 patients who underwent surgery for between April 2019 2021. The population was divided into two groups: (n=508; 2020) (n=390; 2020 2021). compared socio-demographic features, morbidity rates, ultrasonography (USG) computed tomography (CT)...

10.18663/tjcl.1427267 article EN Turkish Journal of Clinics and Laboratory 2024-07-01

BACKGROUND:The present study aimed to evaluate the results of lower thoracic tomography (LTT) and upper abdominal (UAT) patients who were treated followed at our tertiary center due gunshot wounds (GSWs). METHODS:The research was designed as a retrospective descriptive study.All patients, admitted clinic GSW between January 2016 April 2020, retrospectively analyzed.This included 44 had postoperative scans.RESULTS: Among 43 (97.72%) male, one (2.27%)patient female, with mean age 27.45 (range:...

10.14744/tjtes.2020.26862 article EN Turkish Journal of Trauma and Emergency Surgery 2023-01-01

Background : Choledochal cysts are seen commonly in Asian populations, but rarely Western populations. The pathogenesis of these premalignant lesions is not fully understood yet and the risk malignant transformation increases with age. overall malignancy 10%–15% East countries. In this study, we aimed to present our surgical experience as a hepatobiliary center literature. Methods We retrospectively analyzed data from medical records 70 patients operated for choledochal cyst between...

10.34172/aim.2021.07 article EN cc-by Archives of Iranian Medicine 2021-01-01

To investigate the effect of timing Percutaneous Cholecystostomy (PC) on morbidity and mortality.Comparative cross-sectional study.Deparmant Gastroenterological Surgery, University Health Sciences, Gulhane Training Research Hospital, Ankara, Turkey from 2017 to 2020.The study included 61 patients with ASA 3-4 score, who were underwent PC during period. The separated into two groups as Group 1 (n = 23); in first 24 hours; 2 38), at 24-96 hours. Morbidity mortality rates compared between...

10.29271/jcpsp.2022.01.20 article EN Journal of College of Physicians And Surgeons Pakistan 2022-01-01

Objective: This is a prospective study of laparoscopic to­tally extraperitoneal (TEP) inguinal hernia repair to com­pare with the conventional method Lichtenstein. Methods: A total 50 patient (25 conventional, 25 lapa­roscopic) were included. We examined prospectively age, gender, body mass index (BMI), type (Nyhus classification), Ameri­can Society Anesthesiologists risk score (ASA), first skin incision until closure operation time, intraopera­tive and postoperative complications, pain...

10.5799/ahinjs.01.2013.01.0238 article EN Journal of Clinical and Experimental Investigations 2013-03-14

10.14744/ejmi.2020.62367 article EN Eurasian Journal of Medical Investigation 2020-01-01

ÖZETGİRİŞ ve AMAÇ: Pilonidal sinüs hastalığının cerrahi tedavi halen tartışmalı olup en iyi stratejisi hakkında görüş birliği yoktur.Çalışmamızda sinüsektomi yöntemi ile kristalize fenol yöntemini karşılaştırdık.YÖNTEM GEREÇLER: Çalışmamız prospektif olarak tasarlanıp retrospektif yapılmıştır.Çalışmamızda 2017-2020 yılları arasında komplike olmamış pilonidal sinus hastalığı nedeniyle opere edilen 164 hasta dahil edildi.Hastaların 44'üne fenol,120'sine operasyonu uygulandı.Hastalar ortalama...

10.5505/aot.2020.33602 article TR Acta Oncologica Turcica 2020-01-01

Introductıon: Morbid obesity is a multifactorial disease that major health problem all over the world.In this study, we presented first two-year follow-up of patients who underwent conventional Roux En-Y Type Gastric Bypass (RYGB) performed in years when surgery has just begun our country.Methods: In pre-and post-operative data 15 RGYB due to morbid obesity. Results:The patients, 6 male (40%) and 9 female (60%), were evaluated study.The mean age was 38 ± 12.90 (24-63) cases 31.5 8.16 (24-46)...

10.5505/aot.2021.94834 article EN Acta Oncologica Turcica 2021-01-01

Objective: Penetrating stab wounds (PSW) are among the most frequent causes of admissions to emergency services.The current study attempted answer question whether unnecessary laparotomies could be reduced by preoperative tests and physical examinations.Methods: The electronic records patients admitted Emergency Service Ministry İzmir Bozyaka Education Research Hospital between 2008 2013 with penetrating were retrospectively examined.Results: 29367 (96,7%) total 30.356patients ambulatory...

10.5222/terh.2015.143 article EN The Anatolian Journal of General Medical Research 2015-01-01
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