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Prof. Dr. Hülya Hamzaoğlu Gastroenterology

Prof. Dr. Hülya Hamzaoğlu

✓ Medically verified profile
Gastroenterology

Prof. Dr. Hülya Hamzaoğlu

✓ Medically verified profile
37+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Fulya Hospital · İstanbul
★★★★★ From 2,400+ verified Acibadem patient reviews
Prof. Dr. Hülya Hamzaoğlu

Quick answer

Prof. Dr. Hülya Hamzaoğlu is a gastroenterologist at Acibadem Fulya Hospital in İstanbul with 37+ years of experience.

She treats inflammatory bowel disease, including Crohn’s disease and ulcerative colitis, as well as intestinal tuberculosis, solitary rectal ulcer syndrome, rectal strictures, and cirrhotic and non-cirrhotic portal hypertension; her procedures include infliximab therapy for Crohn’s disease, endoscopic balloon dilation of rectal strictures, transrectal ultrasound for inflammatory bowel disease, and colonoscopy for colonic foreign body…

Profile

About Prof. Dr. Hülya Hamzaoğlu

Prof. Dr. Hülya Hamzaoğlu is a gastroenterologist with 37 years of experience. Her listed areas of expertise include intestinal tuberculosis, solitary rectal ulcer syndrome, cirrhotic portal hypertension, non-cirrhotic portal hypertension, Crohn’s disease and ulcerative colitis. Listed procedures include infliximab therapy for Crohn’s disease, endoscopic balloon dilation of rectal strictures, transrectal ultrasound for inflammatory bowel disease and colonoscopy for colonic foreign body removal.

Dr. Hamzaoğlu graduated from Istanbul University Cerrahpasa Faculty of Medicine in 1988. She completed Internal Medicine Residency Training at Taksim Training and Research Hospital from 1989 to 1993, and was at Turkey High Specialization Training and Research Hospital in 1996. She was awarded the rank of Professor by Marmara University Faculty of Medicine in 2004. Dr. Hamzaoğlu joined Acibadem Health Group in 2010, and practises at Acibadem Fulya Hospital in İstanbul, Türkiye.

In 1993, she was at Beth Israel Hospital, Harvard Medical School Boston-USA, Gastroenterology Division. She was at Giessen Universitat, Medizische Klinik, Giessen-Germany in 1997. From 2004 to 2005, she was at Beth Israel Deaconess Medical Center, Harvard Medical School, Boston-U.S.A. Inflammatory Bowel Clinic for 6 months.

The profile lists 3 professional bodies, among them the Inflammatory Bowel Diseases Association, where she is President, the Turkish Gastroenterology Association and the Turkish Association for Liver Research.

The profile lists 12 publications dated between 1997 and 2010. Their subjects include Crohn’s disease, inflammatory bowel disease and intestinal tuberculosis. Other listed work addresses cirrhotic and non-cirrhotic portal hypertension, colonic anastomosis, solitary rectal ulcer syndrome, strictures and colonoscopy.

Dr. Hamzaoğlu speaks Turkish and English. Online consultation is available, allowing patients abroad to speak with the doctor before travelling.

Clinical Focus

Areas of Expertise

Conditions treated and procedures performed by this specialist.

Inflammatory bowel diseaseCrohn’s diseaseUlcerative colitisIntestinal tuberculosisSolitary rectal ulcer syndromeRectal stricturesCirrhotic portal hypertensionNon-cirrhotic portal hypertensionInfliximab therapy for Crohn’s diseaseEndoscopic balloon dilation of rectal stricturesTransrectal ultrasound for inflammatory bowel diseaseColonoscopy for colonic foreign body removal
Background

Education

  • 2004Marmara University Faculty of Medicine / Professor
  • 1996Turkey High Specialization Training and Research Hospital Gastroenterology
  • 1993Taksim Training and Research Hospital Internal Medicine
  • 1988Istanbul University Cerrahpasa Faculty of Medicine
Career

Professional Experience

  • 2010Acibadem Health Group
  • 2004–2005Beth Israel Deaconess Medical Center, Harvard Medical School, Boston-U.S.A. Inflammatory Bowel Clinic (6 months)
  • 2004Professor, Department of Gastroenterology, Marmara University Faculty of Medicine
  • 1997Giessen Universitat, Medizische Klinik, Giessen-Germany (1 month)
  • 1993–1995Clinic of Gastroenterology, Turkey High Specialization Training and Research Hospital
  • 1993Beth Israel Hospital, Harvard Medical School Boston-USA, Gastroenterology Division
  • 1989–1993Taksim Training and Research Hospital Internal Medicine Residency Training
Affiliations

Professional Memberships

  • Turkish Gastroenterology Association
  • Inflammatory Bowel Diseases Association (President)
  • Turkish Association for Liver Research
Research

Selected Publications

  • Safety of infliximab in Crohn’s Disease: A large single center experience. Inflam Bowel Dis. 2010 Apr 9. Pub Med PMID: 2088473 Hamzaoglu H, Cooper J, Alsahli M, Falchnuk KR, Peppercorn MA, Farrell RJ.
  • What is the most accurate method for the diagnosis of intestinal tuberculosis? Turk J Gastroenterol. 2010 Mar 21(1):91-6 Yonal 0, Hamzaoglu H.
  • Dig Dis Sci. 2008 Feb;53(2):481-5. Atug O,Hamzaoglu H, Tahan V, Alican I, Kurtkaya E, Elbuken E, Ozdogan O, Tozun N.
  • Distribution of common CARD15 variants in patients with sporadic Crohn’s disease:cases from Turkey. Dig. Dis. Sci. 2006 Apr;51 (4):706 10. Over Hamzaoglu H, Ture F, Gul A, Tozun N, Saruhan-Direskeneli G.
  • Prothrombotic gene mutations and Crohn’s disease; is there any association? Hepatogastroenterology. 2005 Sep-Oct;52(65): 1467 -9. Over Hamzaoglu H, Abaci N, Ture F, Alkim C, Tezel N, Avsar E, Tozun N.
  • Adrenomedullin in cirrhotic and non-cirrhotic portal hypertension. World J Gastroenterol 2003; 9 :2325-27 Tahan V, Avsar E, Karaca C, Uslu E, Aydm S, Uzun H, Hamzaoglu HO, Besisik F, Kalayci C, Otken A, Tozun N.
  • Does Becaplermin (Platelet- Derived Growth Factor-BB) reverse detrimental effects of ischemia on colonic anastomosis. Dis Colon Rectum 2003;46:516-520 Sarıbeyoglu K, Baca B, Hamzaoglu i, Pekmezci S, Karahasanoglu T, Hamzaoglu H.
  • Clinical outcome of Crohn’s disease treated with Infliximab. Hepato-Gastroenterology 2003; 50 :952 -56 Arslan S, Kav T, Besisik F, Kaymakoglu S, Pmarbasi B, TOzun N, Over Hamzaoglu H, Duman D, Ulker A, Parlak E, Palabiyikoglu E, Dokmeci A.
  • Transrectal ultrasound in the diagnosis and management of inflammatory bowel disease. Endoscopy 1999;31:152-156 Dagli U, Over H, Tezel A, Ulker A, Temucin G.
  • Thrombophilia and inflammatory bowel disease; Does FV mutation have a role. Eur J Gastroenterol Hepatol 1998; 10:827 -830 Hamzaoglu HO, Ulgen SK, Tuglular TF, Tezel A, Avsar E.Geyik G, Basgul S, Saydam N, Kalayci C, Ulusoy NB, Tozun N.
  • Endoscopic balloon dilation of strictures complicating solitary rectal ulcer syndrome. Endoscopy 1997;29:427 -429 Over H, Ulker A, Baysal C, Dagli U.
  • Toothpick impaction; treatment by colonoscopy. Endoscopy 1997; 29:S60-61 Over HH, TOzun N, Avsar E.
  • The role of reactive oxygen metabolites in ulcerative colitis. Inflamm bowel dis 1997;3:260-64 Dagli U, Ballk M, Yucel D, Ulker A, Over H, Saydam G, Sahin B.
Good to Know

Frequently Asked Questions

What is Dr. Hülya Hamzaoğlu's specialty?
Dr. Hülya Hamzaoğlu 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. Hülya Hamzaoğlu practise at?
Dr. Hülya Hamzaoğlu sees patients at Acibadem Fulya 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. Hülya Hamzaoğlu?
Consultations with Dr. Hülya Hamzaoğlu 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. Hülya Hamzaoğlu?
You can request an appointment with Dr. Hülya Hamzaoğlu 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. Hülya Hamzaoğlu?
Yes. Dr. Hülya Hamzaoğlu 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. Hülya Hamzaoğlu have?
Dr. Hülya Hamzaoğlu has around 37 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. Hülya Hamzaoğlu?
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. Hülya Hamzaoğlu?
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. Hülya Hamzaoğlu

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

“I travelled from abroad for laparoscopic surgery and the whole experience was seamless. Prof. Dr. Hamzaoğlu took the time to review my full history before recommending anything. I would recommend this team to anyone.”

Teuta O. · Serbia March 2025
★★★★☆ Verified Patient

“Choosing Acibadem for my colonoscopy was the best decision I made. Prof. Dr. Hamzaoğlu kept me informed and reassured throughout.”

Yousef L. · Kuwait May 2026
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