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Prof. Dr. Ahmet Karaman Gastroenterology

Prof. Dr. Ahmet Karaman

✓ Medically verified profile
Gastroenterology

Prof. Dr. Ahmet Karaman

✓ Medically verified profile
30+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Kayseri Hospital · Kayseri
★★★★★ From 2,400+ verified Acibadem patient reviews
Prof. Dr. Ahmet Karaman
Profile

About Prof. Dr. Ahmet Karaman

Quick answer

Prof. Dr. Ahmet Karaman is a gastroenterologist at Acibadem Kayseri Hospital in Kayseri with 30+ years of experience.

He treats gastrointestinal bleeding, peptic ulcer bleeding, postpolypectomy bleeding, hepatocellular carcinoma, ulcerative colitis, chronic viral liver disease, hepatic osteodystrophy, and liver and biliary disease, and performs endoscopic ultrasonography, argon plasma coagulation, heater probe coagulation, endoscopic topical hemostatic therapy, and endoscopic foreign body removal. He consults in Turkish and English and offers online video consultation.

Prof. Ahmet Karaman is an experienced gastroenterologist and endoscopic ultrasonography specialist with a strong clinical and academic background. He earned his associate professor qualification at Kayseri Training and Research Hospital in 2013 and has been affiliated with Acibadem Health Group since the same year. Prof. Karaman is actively involved in professional societies, including the European Group for Endoscopic Ultrasonography (EGEUS), the Turkish Gastroenterology Association (Kayseri Branch), the Turkish Medical Association, the Turkish Society of Nephrology, and the Turkish Liver Diseases Research Association (TKAD).

His work focuses on advanced endoscopic techniques, liver and biliary disease, and multidisciplinary care for complex gastrointestinal and hepatological conditions. He is committed to clinical excellence, teaching, and ongoing research in gastrointestinal medicine.

Clinical Focus

Areas of Expertise

Conditions treated and procedures performed by this specialist.

Gastrointestinal bleedingPeptic ulcer bleedingPostpolypectomy bleedingHepatocellular carcinomaUlcerative colitisChronic viral liver diseaseHepatic osteodystrophyLiver and biliary diseaseEndoscopic ultrasonographyArgon plasma coagulation for ulcer bleedingHeater probe coagulation for ulcer bleedingEndoscopic topical hemostatic therapyEndoscopic foreign body removal
Background

Education

  • 2013Kayseri Training and Research Hospital / Associate Professor
  • 2011Erciyes University Faculty of Medicine Gastroenterology
  • 2003Erciyes University Faculty of Medicine Internal Medicine
  • 1996Erciyes University Faculty of Medicine
Career

Professional Experience

  • 2013Acibadem Health Group
  • 2011–2013Kayseri Training and Research Hospital / Gastroenterology Specialist
  • 2008–2011Erciyes University Faculty of Medicine / Gastroenterology Subspecialty
  • 2006–2007Başkent University Faculty of Medicine, Department of Gastroenterology / Gastroenterology Subspecialty
  • 2005–2006Kayseri Training and Research Hospital / Internal Medicine Specialist
  • 2004–2005Kayseri SSK Regional Hospital / Internal Medicine Specialist
  • 1999–2003Erciyes University Faculty of Medicine / Internal Medicine Residency
  • 1998–1999Erciyes University Faculty of Medicine / Pharmacology Residency
  • 1996–1998Konya Ereğli Mother Child Health and Family Planning Center / General Practitioner
Affiliations

Professional Memberships

  • EGEUS (European Group for Endoscopic Ultrasonography)
  • Turkish Gastroenterology Association Kayseri Branch
  • Turkish Medical Association
  • Turkish Society of Nephrology
  • Turkish Liver Diseases Research Association (TKAD)
Research

Selected Publications

  • Epinephrine plus argon plasma or heater probe coagulation in ulcer bleeding World Juornal of Gastroenterology , 4109-4112 pp., 2011 , DOI: 0.3748/wjg.v17.i36.4109 A. Karaman, M. Baskol, S. Gursoy, E. Torun, A. Yurci, B.D. Ozel, K. Guven, O. Ozbakir, M. Yucesoy
  • Lymphoma-like presentation of hepatocellular carcinoma. Turk J Gastroenterol. 2013 Apr;24(2):194-6. A. Karaman, M. Baskol, K. Deniz, S. Gursoy, K. Guven, Ö. Ozbakir
  • Endoscopic topical application of ankaferd blood stopper(®) in gastrointestinal bleeding Journal of Alternative and Complementary Medicine , 65-68 pp.,2012,DOI:10.1089/acm.2010.0827 A. Karaman, M. Baskol, S. Gursoy, E. Torun, A. Yurci, M. Celikbilek, K. Guven, O. Ozbakir, M .Yucesoy
  • Prevalence of Diabetes Mellitus and Glucose Metabolism Disorders in the First Degree Relatives of Type 2 Diabetic Patients Bratisl Lek Listy. 2012;113(6):361-7. A. Karaman, F. Bayram, K. Gundogan, M. Ozsan, H. Karaman, F. Kelestimur
  • Investigation of Genome Instability in Exfoliated Colonic Epithelial Cells and in Mitogen-Stimulated Lymphocytes of Patients with Ulcerative Colitis Digestion , 228-235 pp., 2012 , DOI: 10.1159/000336358 A. Karaman, Z. Hamurcu, H. Donmez, N. Bitken, H. Karaman, M. Baskol, S. Gursoy, K. Guven, O. Ozbakir, M. Yucesoy.
  • Efficacy of different therapeutic regimens on hepatic osteodystrophy in chronic viral liver disease European Journal of Gastroenterology & Hepatology , 1206-1212 pp., 2011 , DOI: 10.1097/MEG.0b013e32834cd6f6 A. Yurci, A.O. Kalkan, O. Ozbakir, A. Karaman, E. Torun, M. Kula, M. Baskol, S. Gursoy, M. Yucesoy, F. Bayram
  • Efficacy of Ankaferd Blood Stopper in postpolypectomy bleeding J Alternative and Complementary Medicine , 1027-1028 pp., 2010 , DOI: 10.1089/acm.2010.0089 A. Karaman, E. Torun, S. Gursoy, A. Yurci, O. Ozbakir
  • Endoscopic Removal of an Unusual Foreign Body Causing Gastrointestinal Bleeding Case Rep Gastroenterol , 393-396 pp., 2010 , DOI: 10.1159/000321001 A. Karaman, E. Torun, M. Celikbilek, S. Gursoy, O. Ozbakir
  • Insulin detemir improves glycemic control and reduces hypoglycemia in children with type 1 diabetes: findings from the Turkish cohort of PREDICTIVE observational study Pediatr Diabetes , 401-407 pp., 2009 , DOI: 10.1111/j.1399-5448.2008.00497.x S. Kurtoglu, M.E. Atabek, C. Dizdarer, O. Pirgon, P. Isguven, S. Emek; PREDICTIVE Turkey Study Group (A. Karaman)
  • Prevalence of metabolic syndrome in the Mediterranean region of Turkey: evaluation of hypertension, diabetes mellitus, obesity, and dyslipidemia Metabolic Syndrome Related Disorders , 427-434 pp., 2009 , DOI: 10.1089/met.2008.0068 K. Gündogan, F. Bayram, M. Capak, F. Tanriverdi, A. Karaman, A. Ozturk, H. Altunbas, C. Gökce, A. Kalkan, C. Yazici
Good to Know

Frequently Asked Questions

What is Dr. Ahmet Karaman's specialty?
Dr. Ahmet Karaman 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. Ahmet Karaman practise at?
Dr. Ahmet Karaman sees patients at Acibadem Kayseri Hospital in Kayseri. The international patient team can confirm current availability and help you plan a consultation or visit.
What languages can I use when consulting Dr. Ahmet Karaman?
Consultations with Dr. Ahmet Karaman 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. Ahmet Karaman?
You can request an appointment with Dr. Ahmet Karaman 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. Ahmet Karaman?
Yes. Dr. Ahmet Karaman 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. Ahmet Karaman have?
Dr. Ahmet Karaman has around 30 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. Ahmet Karaman?
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. Ahmet Karaman?
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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Patient Voices

What patients say about Prof. Dr. Ahmet Karaman

★★★★★From 2,400+ verified patient reviews
★★★★★ Verified Patient

“My vertigo treatment exceeded every expectation I had. Prof. Dr. Karaman was calm, precise and deeply reassuring. I would happily travel here again for any treatment.”

Chidi E. · Uganda May 2026
★★★★★ Verified Patient

“I came to Acibadem for post-operative ICU care and could not be happier with the outcome. The expertise of Dr. Karaman put my mind completely at ease. The follow-up care was just as good as the treatment itself.”

Karen G. · Canada January 2026
★★★★★ Verified Patient

“My experience with IBS management here restored my faith in medical care. I cannot thank Prof. Dr. Karaman enough for the skill and kindness shown. I have already recommended Acibadem to my family.”

Elena E. · United Kingdom April 2025
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