Prof. MD.
Alihan Oral
Liv Hospital Ulus
Internal Medicine
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Areas of Interests
- Obesity
- Healthy Living and Routine Screening Programs
- Vitamin and Mineral Deficiencies
- Palliative Care
- Diabetes
- Thyroid Diseases
- Gastrointestinal Diseases
- Cholesterol Diseases
- Blood Pressure Disorders
Education:
- Medical Specialization (2012 - 2016) Istanbul Medeniyet University, Turkey
- Master's Degree (2014 - 2015) Istanbul Medeniyet University, Graduate Education Institute, Health Management (MSc) (Non-Thesis) (Evening Program), Turkey
- Bachelor's Degree (2005 - 2011) Istanbul University, Istanbul Faculty of Medicine, Medical Program, Turkey
Experience:
- Lecturer (2020 - 2021) Fenerbahçe University, Health Services Vocational School
- Dr. Lecturer Member (2018 - 2020) DEMIROĞLU SCIENCE UNIVERSITY, FACULTY OF MEDICINE, DEPARTMENT OF INTERNAL MEDICINE
- Non-Academic Experience - Assoc. Prof. Dr. (2023 - Present) BIRUNI UNIVERSITY FACULTY OF MEDICINE
- ASSOC. PROF. DR., INTERNAL MEDICINE SPECIALIST (2020 - 2023) BAHÇELİEVLER MEDICANA HOSPITAL, FACULTY OF MEDICINE
- ASSISTANT PROFESSOR, INTERNAL MEDICINE SPECIALIST (2018 - 2020) DEMIROĞLU SCIENCE UNIVERSITY ŞİŞLİ FLORENCE NIGHTINGALE HOSPITAL, FACULTY OF MEDICINE
- Dr. Lecturer, Internal Medicine Specialist, Deputy Chief Physician (2020) GAYRETTEPE FLORENCE NIGHTINGALE HOSPITAL, FACULTY OF MEDICINE
- INTERNAL MEDICINE SPECIALIST (2017 - 2018) MARDIN KIZILTEPE STATE HOSPITAL, FACULTY OF MEDICINE
- DEPUTY CHIEF PHYSICIAN (2017 - 2018) MARDIN KIZILTEPE STATE HOSPITAL, FACULTY OF MEDICINE
- INTERNAL MEDICINE (2012 - 2016) MEDENIYET UNIVERSITY GOZTEPE TRAINING AND RESEARCH HOSPITAL INTERNAL MEDICINE CLINIC, FACULTY OF MEDICINE
- GENERAL PRACTITIONER (2011 - 2012) SIRNAK IDIL STATE HOSPITAL, FACULTY OF MEDICINE FACULTY
Thesis:
- Clinical characteristics of hospitalized patients due to warfarin overdose and risk factors related to overdose, Medical Specialization Thesis, 2016, Istanbul Medeniyet University, Turkey
- Altered NGF and GDNF levels reveal neuroimmune dysregulation in COVID-19 patients (Scientific Reports, 2026)
- A Novel Approach to Determining Bone Loss Through Serum Uric Acid Levels: A Retrospective Multicenter Cohort Analysis (Journal of Clinical Medicine, 2026)
- Prognostic Value of the CONUT Score in Predicting All-Cause Mortality in Hospitalized Internal Medicine Patients: A Retrospective Cohort Study (Journal of Clinical Medicine, 2026)
- Discordance Between FIB-4 and BAST Fibrosis Risk Classifications in Obese Patients with MASLD: Results from the OBREDI-TR Study (Diagnostics, 2026)
- Prevalence of MASLD and Fibrosis Risk in Turkish Adults with Cardiometabolic Risk Factors: A Nationwide Multicenter Study (DAHUDER MASLD Study) (Journal of Clinical Medicine, 2025)
- Is liraglutide safe and effective in the elderly obese patients?: A single center experience (Medicine, 2025)
- Obesity-Related Disorders in Türkiye: A Multi Center, Retrospective, Cross-Sectional Analysis from the OBREDI-TR Study (Journal of Clinical Medicine, 2025)
- Real-World Clinical Effectiveness of Liraglutide for Weight Management in Türkiye: Insights from the LIRA-TR Study (Journal of Clinical Medicine, 2024)
- Metabolic Dysfunction-Associated Fatty Liver Disease and Fibrosis Status in Patients with Type 2 Diabetes Treated at Internal Medicine Clinics: Türkiye DAHUDER Awareness of Fatty Liver Disease Study (Turkish Journal of Gastroenterology, 2024)
- Effects of Peroperative Cold Ischemia Time and Anhepatic Phase in Adult Living Donor Liver Transplant Recipients (Transplantation Proceedings, 2024)
- Predictive Value of Preoperative 18 Fludeoxyglucose PET-CT for Survival in Liver Transplantation Due to Hepatocellular Cancer (Transplantation Proceedings, 2024)
- A Single-Center's Early Surgical Outcomes of Living Donor Liver Transplantation (Transplantation Proceedings, 2023)
- Factor 5 and Factor 2 heterozygous positivity and complications in living donor liver transplant donors (Northern Clinics of Istanbul, 2023)
- Incidental combined hepatocellular-cholangiocarcinoma in liver transplant patients: Does it have a worse prognosis? (Hepatology Forum, 2023)
- Factor 5 and Factor 2 heterozygous positivity and complications in living donor liver transplant donors (Northern Clinics of Istanbul, 2023)
- Evaluation of Predisposing Metabolic Risk Factors for Portopulmonary Hypertension in Patients with NASH Cirrhosis (International Journal of General Medicine, 2022)
- The comparison of pancreatic and hepatic steatosis in healthy liver donor candidates (Scientific Reports, 2021)
- Does the FT3-to-FT4 ratio easily predict the progression of NAFLD and NASH cirrhosis? (Journal of International Medical Research, 2021)
- Can hypothyroidism be a protective factor for hepatocellular carcinoma in cirrhosis? (Medicine, 2020)
- Tacrolimus-induced gingival hyperplasia and recovery from tacrolimus to everolimus switching (Northern Clinics of Istanbul, 2020)
- Evaluation of plateletcrit and platelet distribution width in patients with non-alcoholic fatty liver disease (Medical Science Monitor, 2019)
- Prognostic role of ABO blood group and Rhesus factor in cirrhotic patients with hepatocellular carcinoma (Scientific Reports, 2019)
- Relationship between serum uric acid levels and nonalcoholic fatty liver disease in non-obese patients (Medicina, 2019)
- Assessment of mean platelet volume in patients with AA amyloidosis (Medical Science Monitor, 2019)
- Xanthoma striatum palmare (Korean Journal of Internal Medicine, 2016)
- Chronic rhinosinusitis, endothelial dysfunction, and atherosclerosis (American Journal of Rhinology and Allergy, 2016)
- Association between elevated serum uric acid and vitamin D insufficiency among the middle-aged and elderly population (Turkish Nephrology, Dialysis and Transplantation Journal, 2016)
- Renalase: Another puzzle piece between hypertension and simple renal cysts? (International Urology and Nephrology, 2015)
- Synthetic marijuana "K2" induced ITP (Platelets, 2015)
- Hyperuricemia is associated with progression of IgA nephropathy (International Urology and Nephrology, 2015)
- Effects of hepatic artery type and number on bile complications in right lobe living donor liver transplant recipients (Pamukkale Medical Journal, 2024)
- Impact of Obesity Severity on Hepatic Steatosis and Systemic Inflammatory Markers (DAHUDER Medical Journal, 2024)
- Acute Toxic Hepatitis Caused By Inula Viscosa (Andız Otu): A Case Report (DAHUDER Medical Journal, 2024)
- Effect of donor graft hepatosteatosis on postoperative complications in adult living donor liver transplant recipients (Turkish Journal of Academic Gastroenterology, 2024)
- Hepatocellular Cancer and Liver Transplantation; Is There Any Novelty in Prognostic Factors For Survival and Recurrence? (Acıbadem Üniversitesi Sağlık Bilimleri Dergisi, 2024)
- Is high body mass index a factor that increases postoperative hemorrhage and bile complication rates? (Pamukkale Medical Journal, 2024)
- Perioperative findings and postoperative complications in living donor liver transplantation recipients with high MELD scores (2023)
- A Case of Autoimmune Hepatitis Presenting with Fever and Bicytopenia (2022)
- The relationship between postprandial C peptide-glucose ratio, beta-cell function and treatment success in T2DM (2021)
- The efficacy of empirical antibiotic treatment and resistance on mortality in an internal medicine intensive care unit (2021)
- Workshop Report on the Management of Diabetic Fatty Liver Disease in Internal Medicine Practice – Treatment Approaches (2025)
- Current Approaches in Obesity Diagnosis and Treatment – Obesity and Cerebrovascular Diseases (2025)
- DAHUDER Acute Internal Medicine – Septic Arthritis (2023)
- Washington Medical Handbook – Poisonings (2020)
- Chronic Disease Follow-up and Chronic Patient Care in Primary Care – Hypertension Follow-up in Primary Care (2020)
- Current Gastroenterology Studies – Non-Alcoholic Fatty Liver Disease and Treatment (2020)
- Current General Internal Medicine Studies II – Vitamin D Deficiency and Treatment in Light of Current Information (2019)
- Obesity Interactive Session with Case Studies (2025)
- The prevalence of MASLD and risk of hepatic fibrosis in subjects with cardiometabolic risk factors (ECO 2025)
- The comparison of liraglutide and exercise on body composition (ESC Preventive Cardiology 2025)
- Hyponatremia and its Management (2025)
- Medical Treatments in Obesity (2024)
- Diabetes Management in Obesity (2024)
- Obesity Management with Case Studies (2024)
- Use of Liraglutide in Obesity: A Single Center Experience (2024)
- Obesity and Nutrition (2024)
- Obesity and Nutrition (2024)
- C-Peptide (2023)
- Hypothyroidism (2022)
- Obesity and Current Approaches (2022)
- Pathophysiology of Obesity (2022)
- Current Approach to Febrile Neutropenia (2022)
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