Pediatrician, Pediatric Gastroenterology and Nutrition Specialist

Education

Yeditepe University School of Medicine

Professor of Pediatrics (Chair of the Department)

2004 - 2007

Dokuz Eylül University School of Medicine

Pediatric Gastroenterology Sub-specialty

1995 – 1998

Hacettepe University School of Medicine

Pediatrics Instructor

1985 - 1987

Professional Experience

Ataşehir Florence Nightingale Hospital

Pediatrician, Pediatric Gastroenterology

2017 – Present

Kadıköy Şifa Ataşehir Hospital

Pediatric Gastroenterology and Nutrition

2013 – 2017 

Dokuz Eylül University School of Medicine

Professor of Pediatrics

1994 – 2004

Publications

Cevik N, Buyukgebiz B. Interaction between human blood group (ABO) substances and enteropathogenic

bacterial agents. Turk J Pediatr. 1987. Link

Buyukgebiz B, Ozalp I, Oran O. Investigation of serum vitamin A levels of children who had a history of

recurrent diarrhoea. J Trop Pediatrics. 1990. Link

Languages

Turkish: Native

English: Advanced

Dr. Sitanan Panunumpa is a reproductive medicine specialist and the medical director of Siam Fertility at Kaset-Nawamin.

Credentials: M.D. (Khon Kaen University). Residency in Obstetrics and Gynecology (Khon Kaen Hospital). Board-certified in Reproductive Medicine (Faculty of Medicine, Ramathibodi Hospital). Master’s in Biotechnology of Human Assisted Reproduction and Embryology (IVI-University of Valencia, ADEIT). Member of ASRM, ESHRE, and ASPIRE.

Clinical activity: Performs over 300 IVF/ICSI-ET/FET cycles per year. Performs over 200 gynecologic laparoscopic surgeries per year. Experience includes Siam Fertility at Kaset-Nawamin (2022-2026), Siam Fertility at Phayathai (2021-2022), Synphat-Seriruk (2019-2022), and OB-GYN at Sikarin Hospital (2013-2017).

Dr. Zuhal Cakmak Peksen is a Family Medicine Specialist since 2017. She earned her MD from Çukurova University in 2010. She completed specialty training at Yüzüncü Yıl University between 2013 and 2017. She is currently studying for a bachelor’s degree in Health Management at Anadolu University (2024–present).

She has 15 years of clinical practice (2010–2025) across 8 institutions. Her experience includes research in Family Medicine (2013–2017) and work at several Family Health Centers. Since 2020, she has served at TOKİ Avrupa Family Health Center in Gaziosmanpaşa, Istanbul.

Education

2005 – M.D., Istanbul University, Istanbul Faculty of Medicine

2010 – Internal Medicine Specialization, Haseki Training and Research Hospital

2021 – Gastroenterology Subspecialty Training, Sakarya University Faculty of Medicine

Academic & Professional Experience

Assistant Professor, Istanbul Florence Nightingale Hospital

Assistant Professor, Istanbul Bilim University Faculty of Medicine

Assistant Professor, Istanbul Yeni Yüzyıl University Faculty of Medicine

Head of Department, Giresun University Faculty of Medicine

Scientific Publications

Dr. Acar has authored over 20 international peer-reviewed articles in the fields of internal medicine and gastroenterology. Her notable contributions include studies and case reports on:

Gastrointestinal bleeding management in anticoagulant users

Rare GI cases such as bezoars, aortoesophageal fistulas, and massive hemorrhagic ascites

Liver transplantation complications, including graft-versus-host disease

The role of (pro)hepcidin in IBD-related anemia

Endoscopic interventions for acute GI bleeding

Covid-19 treatment agents and their GI implications in Turkey

(Full publication list available upon request)

Clinical Expertise

Gastrointestinal bleeding & endoscopic procedures

Hepatology & liver disease management

Inflammatory bowel diseases (IBD)

Complex GI case diagnostics

Post-transplant GI complications

Diabetic GI and cardiovascular comorbidities

Dr. Omer Burcak Binicier is a gastroenterology specialist with strong medical training. He earned his medical degree at Ege University. He completed his internal medicine and gastroenterology specialization at Dokuz Eylül University Faculty of Medicine. Dr. Binicier has over ten years of clinical experience. He has held key positions at SBÜ Tepecik Training and Research Hospital and İzmir Bayraklı City Hospital. He also gained international experience at Korea University.

Dr. Binicier diagnoses and treats a wide range of gastrointestinal diseases. His expertise includes early colon and stomach cancers, inflammatory bowel diseases, liver and pancreatic disorders, and digestive system cancers. He uses advanced endoscopic techniques such as EMR, ESD, ERCP, and endoscopic ultrasound. He is also skilled in minimally invasive obesity treatments. His clinical skills are built on years of hands-on work in top medical centers.

Education and Career

2019 – today 

İstanbul Florence Nightingale Hospital

Cardiovascular Surgery

2017 - 2018

Bayrampaşa Kolan Hospital

Professor of Cardiovascular Surgery

2015 - 2017

GOP Medical Park

Cardiovascular Surgery

2013

University of Hannover-Freiburg

Cardiovascular Surgery

2012 - 2014

Koşuyolu Heart Training and Research Hospital

Heart Transplantation

2012

Toronto General Hospital

Cardiovascular Surgery

1996 - 2005

Uludağ University Faculty of Medicine

Cardiovascular Surgery Specialist, Associate Professor, Professor

1996 - 2015

Uludağ University Faculty of Medicine

Specialist, Assistant Professor, Associate Professor, Professor

1995 - 1996

GATA Haydarpaşa Training Hospital (Military Service)

1988 - 1994

Uludağ University Faculty of Medicine

Cardiovascular Surgery Residency 

Dr. Kim Chang-il is a specialist in Obstetrics and Gynecology. He is the Director of the Robotic Surgery Center and the Uterine Fibroid Center at Naeun Hospital. He specializes in robotic laparoscopy and uterine and ovarian preservation. He treats severe adenomyosis, large uterine fibroids, endometriosis, ovarian cysts, chronic pelvic pain, urinary incontinence, and menopause.

Former roles include Head of OB/GYN at Pohang St. Mary’s Hospital; Deputy Director of Gynecology at Dongtan Jeil Hospital; Head of Gynecology at Geomdan Top Hospital; and Head of OB/GYN at His Medi Hospital.

He is a full member of the Korean Society of Obstetrics and Gynecology, the Korean Society of Gynecologic Endoscopy & Minimally Invasive Surgery, the Korean Society of Endometriosis, the Korean Society of Gynecologic Oncology, the Korean Pelvic Nerve Research Society, and the Korean Society of Menopause. He is a lifetime member of the Korean Society of Single-Port Surgery.

Education & Expertise

1995 to 2001 | Ege University Faculty of Medicine – Medical Education

2001 to 2006 | Dokuz Eylül University Faculty of Medicine – Internal Medicine Specialization

2008 to 2011 | Göztepe Training and Research Hospital – Gastroenterology Subspecialty

2014 | Ümraniye Training and Research Hospital – Associate Professor of Gastroenterology

2021 | University of Health Sciences – Professor

Professional Experience

2007 | Nusaybin State Hospital – Internal Medicine Specialist (Civil Service Obligation)

2011 to 2014 | Ümraniye Training and Research Hospital – Gastroenterology Specialist

2014 to 2017 | Ümraniye Training and Research Hospital – Associate Professor of Gastroenterology

2017 to 2021 | Health Sciences University – Associate Professor of Gastroenterology

2015 to 2021 | Ümraniye Training and Research Hospital Gastroenterology Clinic – Clinic Chief

2021 to 2022 | University of Health Sciences – Professor of Internal Medicine and Gastroenterology

2015 to 2022 | Genomic Laboratory (GLAB) Coordinator, Istanbul Provincial Health Directorate

2014 to 2021 | Northern Clinics of Istanbul Journal (indexed in WoS and PubMed) – Founding Editor

2021 to Present | Turkish Liver Research Association – Board Member

2022 to Present | Hepatology Bulletin Journal – Editor

2019 to Present | Hepatology Forum Magazine – Editor

2016 to Present | World Journal of Hepatology – Editor

International Experience

1999 | Trainee Doctor, Regional Infectious Diseases Unit, Western General Hospital, Edinburgh, UK

2000 | Trainee Doctor, Cardiology Unit, North Manchester General Hospital, Manchester, UK

2005 | Assistant Doctor, Regional Infectious Diseases Unit, Western General Hospital, Edinburgh, UK

Professional Memberships

Turkish Gastroenterology Association

Turkish Liver Research Association

EASL – European Association for the Study of Liver

APASL – Asian Pacific Association for the Study of Liver

AAAS – American Association for the Advancement of Science

Awards & Recognitions

2013 | Liver Fibrosis Pathways in Chronic Hepatitis B: A Comparative Proteomic Study – Gilead Fellowship Award

2014 | Liver Fibrosis Pathways in Chronic Hepatitis B: A Comparative Proteomic Study – Viral Hepatitis Fight Association Project Support Award

2014 | The Relationship between Spontaneous Seroconversion and Toll-Like Receptor Gene Polymorphism in Hepatitis B Infection – Turkish Gastroenterology Association, Best Poster Second Prize

2015 | Research on Damage Pathways in Liver Tissue in Chronic Hepatitis B: A Comparative Proteomic Study – Turkish Gastroenterology Association, Best Oral Presentation Third Prize

2016 | Investigations of the EGF and Its Receptor EGFR Gene Variants in Ulcerative Colitis – XV Euroasian Congress of Gastroenterology and Surgery, Best Oral Presentation Third Prize

Dr. Seymur Aslanov is a specialist in internal medicine and gastroenterology. He received advanced training at Ege University Faculty of Medicine Hospital. Dr. Aslanov diagnoses and treats many gastrointestinal diseases. His expertise includes inflammatory bowel diseases, digestive system cancers, liver and pancreatic diseases, and gastrointestinal bleeding.

He is skilled in advanced endoscopic procedures. These include ERCP, colonoscopy, endoscopic polypectomy, and stenting for gastrointestinal stenosis. Dr. Aslanov has worked as a research assistant and subspecialist at Ege University. He has also served as an internal medicine specialist at Izmir Medical Point.

He is a member of the Izmir Medical Chamber.

Biography

Associate Professor Koray Aykut is currently the cardiovascular surgeon of İzmir University. Previously, he was surgeon at Ege Hospital from 2008 to 2013. His specific teaching and research interests cover adult heart surgery and vascular surgery. He has authored 10 articles that are published in peer-review journals listed by SCI and SCI-e and 8 articles that are published in national journals.

Associate Professor Koray Aykut was graduated from Ege university in 1999 and completed residency of cardiovascular surgery in Dokuz Eylül University in 2005. He was cardiac surgeon in Kars State Hospital from 2005 to 2007 for compulsory service. He has been in Cyprus Army Hospital from 2007 to 2008 for his military service.

Medical Education

School of Medicine, Ege University 1993-1999

Medical Residency

Department of Cardiovascular Surgery, Dokuz Eylül University 2000-2005

School of Medicine, Izmir Democracy University

Areas of Interest

Coronary Surgery

Heart valve surgery

Aortic Surgery

Surgical correction of Congenital Heart Diseases

Peripheral Artery Surgery

Venous Surgery

Closed Surgery for Aortic Diseases

Laser-aided Surgery

Membership

Turkish Society of Cardiovascular Surgery

Turkish National Society of Vascular and Endovascular Surgery

The European Society for Cardiovascular and Endovascular Surgery

Articles

Pulsative versus non-pulsative flow to reduce cognitive decline after coronary artery bypass surgery: A Randomized prospective clinical trial.

Advanced treatment of acute femoropopliteral bypass graft occlusion with Fogarty catheter guidance.

Efficacy and Safety of Bone Wax to Reduce Sternal Bleeding Following Coronary Bypass Surgery.

Effect of Tadalafil on Neointimal Hyperplasia in a Rabbit Carotid Artery Anastomosis model

Rupture of Tricuspid Valve due to Smashing the chest into the steering wheel.

The effect of iloprost on renal ischemia/reperfusion injury in an experimental rat  

Medical Education

School of Medicine, Adnan Menderes University

Medical Residency

Department of Cardiology, School of Medicine, Mustafa Kemal University

Areas of Interest

Invasive Cardiology.

Balloon Angioplasty & Stent Implantation for Coronary Arteries & Carotid Artery & Peripheral Arteries.

Permanent Cardiac Pacemaker Implantation (CPM, ICD, CRT).

Heart Attack (Acute Myocardial Infarction) & Heart Failure & Heart Valve Diseases & Heart Rhythm Disorders (Cardiac Arrhythmias).

Hypertension (HT) & Hyperlipidemia (HLD)

Membership

Turkish Medical Association (TTB).

Turkish Society of Cardiology (TKD).

European Society of Cardiology (ESC)

Dr. Ela Simay Zengin is a neurologist. She completed her medical training at Dokuz Eylül University, Başkent University, and Acıbadem University. She has worked at Bitlis Tatvan, Sirnak, and Cizre State Hospitals.

Dr. Zengin treats Alzheimer’s disease, epilepsy, migraines, multiple sclerosis, Parkinson’s disease, and stroke. She uses advanced treatments, including apomorphine pump therapy, botulinum toxin injections, and migraine vaccines.

She is a member of the Turkish Neurology Association, American Academy of Neurology, European Academy of Neurology, and International Parkinson and Movement Disorder Society.

Dr. Ulvi Samadzade is a neurologist with training from Azerbaijan State Medical University, Gazi University, and Dokuz Eylul University Hospital. He diagnoses and treats neurological disorders such as Alzheimer’s disease, epilepsy, movement disorders, stroke, migraine, and multiple sclerosis.

Dr. Samadzade uses advanced treatments, including botulinum toxin injections, intravenous immunoglobulin (IVIG) therapy, migraine vaccines, and plasmapheresis. He practices at İzmir University of Economics Medical Point Hospital.

He is a member of several professional organizations. These include the Multiple Sclerosis Research Association, Turkish Neurological Society, European Academy of Neurology, and the International Parkinson and Movement Disorder Society (MDS).

Somjet Tosamran, MD, is a neurologist. Dr. Tosamran is a fellow in epilepsy at the Neurology Division, Department of Medicine, King Chulalongkorn Memorial Hospital, Bangkok, Thailand (2024–present). Dr. Tosamran completed a neurology residency at the same hospital (2021–2024). Earlier training includes internships at Charoenkrung Pracharak Hospital and Sakaeo Crown Prince Hospital.

Accreditations and education: Neurologist certification, King Chulalongkorn Memorial Hospital (2024). Master of Science in Internal Medicine, Faculty of Medicine, Chulalongkorn University (2024). Doctor of Medicine, First Class Honors, Faculty of Medicine, Chulalongkorn University (2018).

Rawipa Khunnarong, M.D. (Dr. Praew), is a physiatrist at Police General Hospital, Bangkok (2025–present). She provides rehabilitation for musculoskeletal pain, neurological disorders, and functional impairments. She works with multidisciplinary teams and teaches and supervises residents.

Education: M.D., Rangsit University/Rajavithi Hospital (2019). Rehabilitation Medicine Residency, Phramongkutklao College of Medicine (2025). Core expertise includes pain and interventional rehabilitation, neurorehabilitation (stroke, spinal cord injury), dysphagia, and sports and exercise medicine.

Advanced training includes Sports Rehabilitation Beyond Strength (2025), PMK Dry Needling (2025), and the 3rd Musculoskeletal Intervention Course (2025). She also completed a BASEM study visit (2024), Olympus FEES for dysphagia (2024), AOCNR (2023), TRMA (2022), and Viatris programs (2022–2023).

Dr. Sirinda “Ning” Kittiprachakul is a board-certified physiatrist (Thai Board of Rehabilitation Medicine, 2025) at King Chulalongkorn Memorial Hospital. She focuses on neurorehabilitation and cardiac rehabilitation. Her expertise includes geriatric rehabilitation, chronic pain management using Western dry needling, and electrodiagnostic and electromyographic studies.

She earned her MD with First Class Honors in 2020 and completed her Rehabilitation Medicine residency in 2025. She is a Ph.D. candidate in Clinical Sciences at Chulalongkorn University. Her research includes authorship in JACC (2019) and an abstract in Gut (IDDF 2025). She trained at KNRC in Korea in 2024. She received the MDCU Congress 2023 E‑poster consolation prize. She also completed training in HMS telemedicine, Nature Masterclasses, and focused shockwave therapy.

Parkinson's Disease Diagnosis and Treatments

Alzheimer's Diagnosis and Treatments

Epilepsy (Epileptic)

EEG and Treatment

Muscle and Nerve Disease Diagnosis and Treatments

Vertigo Diagnosis and Treatment

Restless Leg Syndrome

Stroke (Cerebral Palsy) Diagnosis and Treatment

Bartın State Hospital (2007-2009)

VM Medical Park Samsun Hospital (2009-2017)

VM Medical Park Samsun Hospital - Deputy Chief Physician (2019-2021)

Samsun Education and Research Hospital (2021-2022)

Çarşamba State Hospital

Private Atasam Samsun Hospital (2022-2024)

Karadeniz Technical University (1989-1995)

Ondokuz Mayis University Faculty of Medicine (2001-2006)

Dr. Thanit Tundamrongpong is a board-certified physiatrist (Diplomate, Thai Board of Rehabilitation Medicine, 2024). He practices at Phra Nakhon Si Ayutthaya Hospital (2024–present) and lectures in rehabilitation medicine.

Expertise includes neurorehabilitation and stroke recovery; geriatric rehabilitation and active aging; chronic pain; robotic and exoskeleton gait training; ultrasound-guided interventions and hydrodissection; and advanced laser and radiofrequency therapies. Clinics: Modality, Musculoskeletal Pain, Diabetic Foot, EMG (electromyography), and interdisciplinary care.

Education: M.D., Thammasat University, 2018. Residency in Rehabilitation Medicine, Chulalongkorn University, 2024. Training: AOCNR 2023; Practical Spasticity; TASP Pain Management; Advanced Imaging and Ultrasound-Guided Toxin Injection Strategies.