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Dr. Gürhan Şişman Gastroenterology

Dr. Gürhan Şişman

✓ Medically verified profile
Gastroenterology

Dr. Gürhan Şişman

✓ Medically verified profile
23+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Altunizade Hospital · İstanbul
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Dr. Gürhan Şişman
Profile

About Dr. Gürhan Şişman

Quick answer

Dr. Gürhan Şişman is a gastroenterologist at Acibadem Altunizade Hospital in İstanbul with 23+ years of experience.

He treats inflammatory bowel disease, Crohn’s disease, primary biliary cirrhosis, collagenous colitis, ileitis, chronic pancreatitis, pancreatic masses and pseudocysts, type 1 gastric carcinoid tumor, duodenal heterotopic pancreas, and gastrointestinal subepithelial lesions, and performs endoscopic polypectomy, argon plasma coagulation, and endoscopic ultrasonography-guided fine-needle aspiration. Consultations are available in Turkish and English, and he offers online video…

M.D. Gürhan Şişman is a gastroenterologist with a medical education from Istanbul University Cerrahpasa Faculty of Medicine, completing specialty training in Gastroenterology in 2012. He has clinical experience with Acıbadem Health Group beginning in 2010 and has been active in professional societies since 2012.

He is a member of the European Crohn’s and Colitis Organization (ECCO), the Turkish Association of Liver Research, and the Turkish Gastroenterology Association. Gürhan focuses on evidence-based care for patients with gastrointestinal and hepatologic conditions and stays current through involvement in national and international professional communities.

Clinical Focus

Areas of Expertise

Conditions treated and procedures performed by this specialist.

Inflammatory bowel diseaseCrohn’s diseasePrimary biliary cirrhosisCollagenous colitisIleitisChronic pancreatitisPancreatic massesPancreatic pseudocystsType 1 gastric carcinoid tumorDuodenal heterotopic pancreasGastrointestinal subepithelial lesionsEndoscopic polypectomyArgon plasma coagulationEndoscopic ultrasonography-guided fine-needle aspirationEndosonography-assisted transmural endoscopic drainage of pancreatic pseudocysts
Background

Education

  • 2012Istanbul University Cerrahpasa Faculty of Medicine Gastroenterology
  • 2009Istanbul Training and Research Hospital Internal Medicine
  • 2003Karadeniz Technical University Faculty of Medicine
Career

Professional Experience

  • 2013–2014Istanbul Training and Research Hospital / Gastroenterology Specialist (Compulsory Service)
  • 2012–2013Van Regional Training and Research Hospital / Gastroenterology Specialist (Compulsory Service)
  • 2010Acibadem Health Group
  • 2009–2012Istanbul University Cerrahpaşa Faculty of Medicine / Gastroenterology Department / Research Assistant
  • 2009Mardin Savur State Hospital / Internal Medicine Specialist (Compulsory Service)
  • 2003–2009Istanbul Training and Research Hospital, Internal Medicine Clinic / Internal Medicine Assistant
Affiliations

Professional Memberships

  • Member of the European Crohn’s and Colitis Organization (ECCO), 2012
  • Member of Turkish Association of Liver Research, 2012
  • Member of Turkish Gastroenterology Association, 2012
Research

Selected Publications

  • Succesful treatment of type-1 gastric carsinoid by endoscopic polypectomy and argon plasma coagulation. ACTA GASTROENTEROLOGICA BELGICA, (Control No: 1173685) Sisman Gurhan, Bashan Yagmur, Ozel Mustafa, Ozis Aysegul (2014)
  • Endoscopic treatment of heterotopic pancreas localized in the duodenum. Turkısh Journal of Gastroenterology, (Kontrol No: 1173616) Sisman Gurhan, Erzin Yusuf, Tuncer Murat, Senturk Hakan (2014)
  • Activated platelets in patients suffering from inflammatory bowel disease. Bratislava Medical Journal-Bratislavske Lekarske Listy, (Control No: 1173552) Tekelioglu Yavuz, Uzun Hikmet, Sisman Gurhan (2014)
  • Familial chylomicronemia syndrome related chronic pancreatitis: a single-center study. Hepatobiliary & Pancreatic Diseases International, (Control No: 1173584) Sisman Gurhan, Erzin Yusuf, Hatemi Ibrahim, Caglar Erkan, Boga Salih, Singh Vikesh, Senturk H(2014)
  • Diagnosis of adrenocortical carcinoma via endosonography-assisted fine-needle aspiration of inferior vena cava thrombosis: first case in the literature. Digestive Endoscopy, (Control No: 1173335) Sisman Gurhan, Erzin Yusuf, Senturk Hakan (2013)
  • Concordance of endoscopic ultrasonography-guided fine needle aspiration diagnosis with the final diagnosis in subepithelial lesions. Clinical Endoscopy, Number of Citation: 3, (Control No: 1173468) Caglar Erkan, Hatemi Ibrahim, Atasoy Deniz, Sisman Gurhan, Senturk Hakan (2013)
  • Primary biliary cirrhosis developing in a patient with Crohn’s disease during the course of infliximab treatment: the first case in the literature. Journal of Crohn’s and Colitis, Number of Citation: 3, (Control No: 1173487) Sisman Gurhan, Erzin Yusuf, Bal Kadir (2013)
  • The role of EUS and EUS-FNA in the management of pancreatic masses: five-year experience. HEPATO-GASTROENTHEROLOGY, (Control No: 1173376) Caglar Erkan, Senturk Hakan, Atasoy Denız, Sisman Gurhan, Billur Ikbal Canbakan, Tuncer Murat (2013)
  • Collagenous colitis and ileitis under treatment with duloxetine. ACTA GASTRO-ENTEROLOGICA BELGICA, Number of Citation: 3, (Control No: 1173287) Sısman Gurhan, Sadri Seviıl, Batur Sebnem, Dobrucali Ahmet (2012)
  • Endosonography-assisted transmural endoscopic drainage of pancreatic pseudocysts: a single center experience. Turkısh Journal of Gastroenterology, (Kontrol No: 1173317) Sisman Gurhan, Hatemi Ibrahim, Erzin Yusuf, Tuncer Murat, Senturk Hakan (2012)
Good to Know

Frequently Asked Questions

What is Dr. Gürhan Şişman's specialty?
Dr. Gürhan Şişman is a specialist in Gastroenterology at Acibadem. For a personalised assessment, the Acibadem international patient team can review your medical history and reports and explain the suitable next steps.
Which hospital does Dr. Gürhan Şişman practise at?
Dr. Gürhan Şişman sees patients at Acibadem Altunizade Hospital in İstanbul. The international patient team can confirm current availability and help you plan a consultation or visit.
What languages can I use when consulting Dr. Gürhan Şişman?
Consultations with Dr. Gürhan Şişman are supported in Turkish and English. In addition, Acibadem provides multilingual coordination and interpreter support so international patients can communicate clearly throughout their care.
How can I book an appointment with Dr. Gürhan Şişman?
You can request an appointment with Dr. Gürhan Şişman using the appointment form on this page, or by contacting the Acibadem international patient team by phone or WhatsApp. After you share your details, the team checks availability and confirms your appointment, usually within 24 hours.
Is an online video consultation available with Dr. Gürhan Şişman?
Yes. Dr. Gürhan Şişman offers online video consultations, so you can discuss your condition and reports with the specialist before making any travel arrangements. The international patient team can help you schedule a secure video visit.
How many years of experience does Dr. Gürhan Şişman have?
Dr. Gürhan Şişman has around 23 years of professional experience in Gastroenterology. A summary of education, experience and professional memberships is available on this page.
Can international patients arrange treatment with Dr. Gürhan Şişman?
Yes. Acibadem supports international patients end to end — from the first consultation and treatment planning through appointment scheduling, interpretation during the stay and follow-up after returning home. Sharing your case for an initial assessment is free of charge.
How do I get a second opinion involving Dr. Gürhan Şişman?
You can request an independent review of your diagnosis and proposed treatment. Share your medical reports through the consultation or "Ask a Doctor" form on this site, and the team will arrange a specialist review and explain the available options.
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Hospitals

Acibadem Altunizade Hospital is a multidisciplinary medical facility within Acibadem Healthcare Group in Istanbul, Türkiye. Designed to serve both local and international patients, the hospital brings together medical and surgical specialties, advanced diagnostic services, inpatient care, and coordinated patient support under one integrated structure.
Acibadem Altunizade Hospitalİstanbul · Hospital
Departments

Medical Units

Medical Unit
Gastroenterology
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