Ahmet Sedat Boyacıoğlu, M.D


Ahmet Sedat Boyacıoğlu, M.D


+90 0312 203 68 68 / 4863


1974-1980           Istanbul University, Istanbul Medical School

1980-1983           Hacettepe University Medical School, Department of Internal Medicine (Fellow of Internal Medicine)

1983-1984           Karadeniz Technical University, Department of Internal Medicine (Fellow of Internal Medicine)

1989-1991           Yuksek Ihtisas Hospital, Department of Gastroenterology (Fellow of Gastroenterology)


Medical Field of Expertise 

General Gastroenterology

Gastrointestinal Endoscopy


Work Experience

1984 – 1986        Military Service, Department of Gastroenterology, Gulhane Army Medical Academic Hospital, Ankara, Turkey

1986 – 1989        Internal Medicine, Kaman State Hospital, Kirsehir, Turkey

1991 – 1994        Instructor and Consultant, Department of Gastroenterology, Yuksek Ihtisas Hospital, Ankara, Turkey

1994 – 1998        Associate Professor, Departments of Internal Medicine and Gastroenterology, Baskent University Medical School, Ankara, Turkey

1998 – 2005        Professor and Director, Departments of Internal Medicine and Gastroenterology, Baskent University Medical School, Ankara, Turkey

2005 – 2010        Chief Gastroenterologist, MESA Hospital, Ankara

2010 – 2014        Chief Gastroenterologist, Guven Hospital, Ankara

2014 - …..            Professor and Director, Department of Gastroenterology, Baskent University Medical School, Ankara, Turkey


Journal Editing, Editorial and Scientific Advisory Board Memberships 
Turkish Journal of Gastroenterology

Clinical and Experimental Transplantation

Professional Memberships 
National Societies

Turkish Society of Gastroenterology (President, 2005 -2009)                                                   

Turkish Society for Enteral and Parenteral Nutrition                                     

Turkish Society for Digestive Endoscopy

Turkish Association for the Study of Liver Diseases

Turkish Society of Gastrointestinal Motility

Turkish Society of Inflamatory Bowel Diseases


International Societies

European Board of Gastroenterology and Hepatology (EBGH)

EBGH Examination Committee

Royal College of Physicions

WGO (World Gastroenterology Organisation, member of the Training Centers Committee)

ESPEN (European Society of Parenteral and Enteral Nutrition)

Researches and Publications

Full Manuscripts
1.  Boyacioglu S, Dolar E, Acar Y, Dalay R, Temucin G: Ultrasonographic scoring system: an auxiliary to differential diagnosis of gastric pathologies. J Clin Ultrasound 1993; 21(2): 97-101.

2.  Haberal M, Telatar H, Demirag A, Boyacioglu S, Bilgin N: Is needle biopsy mandatory for donor selection in live donor segmental liver transplantation? Transplant Proc 1995; 27(5): 2605-6.

3.  Ozgur O, Boyacioglu S, Telatar H, Haberal M: Recombinant alpha-interferon in renal allograft recipients with chronic hepatitis C. Nephrol Dial Transplant 1995; 10(11): 2104-6.

4.  Yilmaz U, Sahin B, Hilmioglu F, Tezel A, Boyacioglu S, Cumhur T: Endoscopic treatment of bronchobiliary fistula: report on 11 cases. Hepatogastroenterology 1996; 43(7): 293-300.

5.  Demirhan B, Boyacioglu S, Kart H, Telatar H: Histopathological features of hepatitis C virus infection in patients with chronic renal failure and renal transplantation. Transplant Proc 1996; 28(4): 2328-30.

6.  Ozgur O, Boyacioglu S, Ozdogan M, Gur G, Telatar H, Haberal M: Helicobacter pylori infection in haemodialysis patients and renal transplant recipients. Nephrol Dial Transplant 1997; 12(2): 289-91.

7.  Ozdogan M, Ozgur O, Gur G, Boyacioglu S, Ozderin Y, Demirhan B, Telatar H, Haberal M: Histopathological impacts of hepatitis virus infection in hemodialysis patients: should liver biopsy be performed before renal transplantation?  Artif Organs 1997; 21(5): 355-8.

8.  Yilmaz U, Sahin B, Boyacioglu S, Saritas U, Cumhur T, Akoglu M: Management of postoperative biliary strictures secondary to hepatic hydatid disease by endoscopic stenting. Hepatogastroenterology 1998; 45(19): 65-9.

9.  Baysal C, Gur G, Gursoy M, Ustundag Y, Demirhan B, Boyacioglu S, Bilgin N: Colonoscopy findings in renal transplant patients with abdominal symptoms. Transplant Proc 1998; 30(3): 754-5.

10. Ozdemir FN, Turan M, Sezer S, Kayatas M, Haberal A, Guz G, Erten Y, Hizel N, Boyacioglu S, Gulmus S, Bilgin N: Prevalence of serological markers of autoimmunity in hemodialysis patients with hepatitis C virus. Transplant Proc 1998; 30(3): 848-9.

11.  Haberal M, Bilgin N, Arslan G, Karakayali H, Akpinar E, Moray G, Varan B, Turan M, Boyacioglu S: Living-related donor liver transplantation. Transplant Proc 1998; 30(5): 2267-8.

12.  Agildere AM, Aytekin C, Coskun M, Boyvat F, Boyacioglu S: MRI of hydatid disease of the liver: a variety of sequences. J Comput Assist Tomogr 1998; 22(5): 718-24.

13.  Gur G, Boyacioglu S, Demirhan B, Gursoy M, Karaagaoglu E, Gungen Y, Telatar H: The importance of increasing the number of gastric biopsies in the diagnosis of Helicobacter pylori. Hepatogastroenterology 1998; 45(24): 2219-23.

14.  Hizel N, Tuncbilek S, Boyacioglu S, Ozdemir N, Haberal M: Hepatitis G virus infection in haemodialysis patients and its relationship with hepatitis C virus RNA positivity. Scand J Infect Dis 1998; 30 (5): 451-4.

15.  Kadayifcilar S, Boyacioglu S, Kart H, Gursoy M, Aydin P: Ocular complications with high-dose interferon alpha in chronic active hepatitis. Eye 1999; 13 (Pt 2): 241-6.

16.  Gurden G, Boyacioglu S, Gul C, Turan M, Gursoy M, Baysal C, Özdemir N: Impact of Helicobacter pylori infection on serum gastrin in hemodialysis patients. Neph Dial Trans 1999; 14: 2688–91.

17.  Haberal M, Moray G, Bilgin N, Karakayali H, Arslan G, Boyacioglu S, Baysal C, Kayhan Z. A preliminary report on heterotopic segmental living-related and/or split-liver cadaveric transplantation. Transplant Proc 1999; 31(7): 2899-901.

18.  Haberal M, Karakayali H, Boyacioglu S, Gur G, Baysal C, Arslan G, Moray G, Bilgin N. Successful living-related heterotopic auxiliary liver transplantation for chronic Budd-Chiari syndrome. Transplant Proc 1999; 31(7): 2905-3.

19.  Haberal M, Tirnaksiz MB, Karakayali H, Arslan G, Moray G, Boyacioglu S, Bilgin N. Liver transplantation at our center: what have we learned? What does the future hold? Transplant Proc 1999; 31(8): 3155-6.

20.  Haberal M, Moray G, Karakayali H, Arslan G, Boyacioglu S, Baysal C, Bilgin N. Liver transplantation for Wilson's cirrhosis: one center's experience. Transplant Proc 1999; 31(8): 3160-1.

21.  Haberal M, Arda IS, Karakayali H, Emiroglu R, Bilgin N, Arslan G, Boyacioglu S, Coskun M. Heterotopic segmental liver transplantation in children. Transplant Proc 2000; 32 (3): 535-6.

22.  Gursoy M, Bilezikci B, Colak T, Koksal R, Demirhan B, Karavelioglu D, Boyacioglu S, Bilgin N, Arslan G. Histologic outcome of hepatitis C virus infection in renal transplant recipients and the effect of pretransplantation interferon treatment. Transplant Proc 2000; 32 (3): 558-60.

23.  Gursoy M, Guvener N, Koksal R, Karavelioglu D, Baysal C, Ozdemir N, Boyacioglu S, Bilgin N, Erdal R. Impact of HCV infection on development of posttransplantation diabetes mellitus in renal allograft recipients. Transplant Proc 2000; 32 (3): 561-2.

24.  Gursoy M, Koksal R, Karavelioglu D, Colak T, Gur G, Ozdemir N, Boyacioglu S, Bilgin N. Pretransplantation alpha-interferon therapy and the effect of hepatitis C virus infection on kidney allograft recipients. Transplant Proc 2000; 32 (3): 580-2.

25.  Emir S, Bereket G, Boyacioglu S, Varan B, Tunali H, Haberal M. Gastroduodenal lesions and Helicobacter pylori in children with end-stage renal disease. Pediatr Nephrol 2000; 14 (8-9): 837-840.

26.  Bilezikci B, Demirhan B, Haberal AN, Boyacioglu S, Gungen Y. The analysis of gastrointestinal amyloidosis in 78 patients with chronic renal failure. Amyloid 2000; 7(4): 278-83.

27.  Gursoy M, Gur G, Arslan H, Özdemir N, Boyacioglu S: Interferon therapy in haemodialysis patients with acute hepatitis C virus infection and factors that predict response to treatment. J Viral Hepat 2001; 8(1): 70-7.

28.  Haberal M, Arda IS, Karakayali H, Emiroglu R, Bilgin N, Arslan G, Coskun M, Boyacioglu S.  Successful heterotopic segmental liver transplantation from a live donor to a patient with Alagille syndrome. J Pediatr Surg 2001; 36(4): 667-71.

29.  Ustundag Y, Boyacioglu S, Haberal A, Demirhan B, Bilezikci B.  Plasma and gastric tissue selenium levels in patients with Helicobacter pylori infection. J Clin Gastroenterol 2001; 32(5): 405-8.

30.  Haberal M, Karakayali H, Emiroglu R, Boyacioglu S, Arslan G, Bilgin N. Living-donor split-liver transplantation. Transplant Proc 2001; 33(5): 2726-9.

31.  Bilgin N, Karakayali H, Boyacioglu S, Gursoy M, Boyvat F, Haberal M. Donor safety in living-related liver transplantation. Transplant Proc 2001; 33(5): 2730-1.

32.  Boyacioglu S, Arslan H, Demirhan B, Gur G, Turan M, Haberal M. Is there risk of transmitting hepatitis B virus in accepting hepatitis B core antibody-positive donors for living related liver transplantation? Transplant Proc 2001; 33(5): 2805-3.

33.  Haberal M, Karakayali H, Emiroglu R, Boyacioglu S, Arslan G, Bilgin N.  Heterotopic liver transplantation during adolescence. Transplant Proc 2001; 33(5): 2832-3.

34.  Gursoy M, Guvener N, Isiklar I, Tutal E, Ozin B, Boyacioglu S. The effect of cisapride on gallbladder contractility in type II diabetic patients. Hepatogastroenterology 2001; 48(41): 1262-5.

35.  Cekin AH, Boyacioglu S, Gursoy M, Bilezikci B, Gur G, Akin ED, Ozdemir N, Yilmaz U.  Gastroesophageal reflux disease in chronic renal failure patients with upper GI symptoms: multivariate analysis of pathogenetic factors. Am J Gastroenterol 2005; 97(6):1352-6.

36.  Boyacioglu S, Gur G, Gursoy M, Ozdemir N. Lamivudine in renal transplant candidates with chronic hepatitis B infection. Transplant Proc 2005; 34(6): 2131-2.

37.  Ozcay F, Gur G, Varan B, Demirhan B, Boyacioglu S. Evaluation of potential donors for living related pediatric liver transplantation. Transplant Proc 2005; 34(6): 2148-9.

38.  Serin E, Gumurdulu Y, Kayaselcuk F, Ozer B, Yilmaz U, Boyacioglu S.  Halitosis in patients with Helicobacter pylori-positive non-ulcer dyspepsia: an indication for eradication therapy? Eur J Intern Med 2003; 14(1): 45-8.

39.  Aytekin C, Boyvat F, Firat A, Coskun M, Boyacioglu S. Portacaval shunt creation using the percutaneous transhepatic-transjugular technique. Abdom Imaging 2003; 28(2): 287-92.

40.  Serin E, Yilmaz U, Kunefeci G, Ozer B, Gumurdulu Y, Guclu M, Kayaselcuk F, Boyacioglu S.  Serum positive cagA in patients with non-ulcer dyspepsia and peptic ulcer disease from two centers in different regions of Turkey. World J Gastroenterol 2003; 9(4): 833-5.

41.  Serin E, Ozer B, Gumurdulu Y, Kayaselcuk F, Kul K, Boyacioglu S. Serum leptin level can be a negative marker of hepatocyte damage in nonalcoholic fatty liver. J Gastroenterol 2003; 38(5): 471-6.

42.  Gumurdulu Y, Serin E, Ozer B, Aydin M, Yapar AF, Kayaselcuk F, Yilmaz U, Boyacioglu S.  The impact of B12 treatment on gastric emptying time in patients with Helicobacter pylori infection. J Clin Gastroenterol 2003; 37(3): 230-3.

43.  Gumurdulu Y, Serin E, Ozer B, Kayaselcuk F, Kul K, Pata C, Guclu M, Gur G, Boyacioglu S.  Predictors of vitamin B12 deficiency: age and Helicobacter pylori load of antral mucosa. Turk J Gastroenterol 2003; 14(1): 44-9.

44.  Ozdemir FN, Micozkadioglu H, Sezer S, Arat Z, Gursoy M, Boyacioglu S, Haberal M. HCV antibody positivity significantly affects renal allograft survival. Transplant Proc 2003; 35(7): 2701-2.

45.  Emiroglu R, Basaran O, Yagmurdur MC, Boyacioglu S, Bilezikci B, Haberal M. Liver biopsy is mandatory to choose suitable liver grafts.Transplant Proc 2003; 35(7): 2765-7.

46.  Ozer B, Serin E, Yilmaz U, Gumurdulu Y, Saygili OB, Kayaselcuk F, Boyacioglu S.  Clinicopathologic features and risk factors for hepatocellular carcinoma: results from a single center in southern Turkey. Turk J Gastroenterol 2003; 14(2): 85-90.

47.  Gumurdulu Y, Serin E, Ozer B, Gokcel A, Boyacioglu S.  Age as a predictor of hyperphosphatemia after oral phosphosoda administration for colon preparation. J Gastroenterol Hepatol 2004; 19(1): 68-72.

48.  Gumurdulu Y, Serin E, Ozer B, Kayaselcuk F, Ozsahin K, Cosar AM, Gursoy M, Gur G, Yilmaz U, Boyacioglu S. Low eradication rate of Helicobacter pylori with triple 7-14 days and quadriple therapy in Turkey. World J Gastroenterol 2004; 10(5): 668-71.

49.  Sezer S, Ibis A, Ozdemir BH, Ozdemir FN, Kulah E, Boyacioglu S, Haberal M. Association of helicobacter pylori infection with nutritional status in hemodialysis patients. Transplant Proc 2004; 36(1): 47-9.

50.  Boyacioglu S, Gur G, Yilmaz U, Korkmaz M, Demirhan B, Bilezikci B, Ozdemir N. Investigation of possible clinical and laboratory predictors of liver fibrosis in hemodialysis patients infected with hepatitis C virus. Transplant Proc 2004; 36(1): 50-2.

51.  Korkmaz M, Gur G, Yilmaz U, Karakayali H, Boyacioglu S, Haberal M. Colonoscopy is a useful diagnostic tool for transplant recipients with lower abdominal symptoms. Transplant Proc 2004; 36(1): 190-2.

52.  Kayaselcuk F, Serin E, Gumurdulu Y, Ozer B, Tuncer I, Boyacioglu S.   Subepithelial basement membrane thickness in patients with normal colonic mucosal appearance in colonoscopy: results from southern Turkey. World J Gastroenterol 2004; 10(7): 1056-8.

53.  Haberal M, Moray G, Boyacioglu S, Noyan T, Haberal C, Turan M, Arslan G, Erdal R. Transplant coordination activities in the Baskent University Hospital Network. Prog Transplant 2004; 14(1): 10-4.

54. Özdemir FN, Akçay A, Sezer S, Boyacıoğlu S, Özdemir BH, Arat Z, Haberal M. A six-year follow-up after interferon-alpha monotherapy for chronic hepatitis in hemodialysis patients. Renal Failure 2004; 26 (5): 583-8.

55.  Dalgic A, Moray G, Emiroglu R, Sozen H, Karakayali H, Boyacioglu S, Bilgin N, Haberal M. Duct-to-duct biliary anastomosis with a "corner-saving suture" technique in living-related liver transplantation. Transplant Proc 2005, 37(7): 3137-40.

56.  Korkmaz M, Kunefeci G, Selcuk H, Unal H, Gur G, Yilmaz U, Arslan H, Demirhan B, Boyacioglu S, Haberal M. The role of early colonoscopy in CMV colitis of transplant recipients. Transplant Proc. 2005; 37(7): 3059-60.

57.  Can F, Yilmaz Z, Demirbilek M, Bilezikci B, Kunefeci G, Atac FB, Selcuk H, Arslan H, Boyacioglu S, Sahin FI. Diagnosis of Helicobacter pylori infection and determination of clarithromycin resistance by fluorescence in situ hybridization from formalin-fixed, paraffin-embedded gastric biopsy specimens. Can J Microbiol 2005; 51(7): 569-73.

58.  Kanbay M, Gur G, Yucel M, Yilmaz U, Boyacioglu S. Does eradication of Helicobacter pylori infection help normalize serum lipid and CRP levels? Dig Dis Sci 2005; 50(7): 1228-31.

59.  Kanbay M, Gur G, Arslan H, Yilmaz U, Boyacioglu S. The relationship of ABO blood group, age, gender, smoking, and Helicobacter pylori infection. Dig Dis Sci 2005; 50(7): 1214-7.

60.  Karabay G, Aldemir D, Akin E, Ogus E, Gur G, Boyacioglu S, Turkoglu S.  The effect of melatonin treatment on oxidative and nitrosative stress in rats with thioacetamide-induced hepatic damage. Hepatol Res 2005; 31(3): 160-167.

61.  Aydemir S, Boyacioglu S, Gur G, Demirbilek M, Can FK, Korkmaz M, Yilmaz U. Helicobacter pylori infection in hemodialysis patients: susceptibility to amoxicillin and clarithromycin. World J Gastroenterol 2005; 11(6): 842-5.

62.  Sezer S, Ozdemir FN, Akcay A, Arat Z, Boyacioglu S, Haberal M. Renal transplantation offers a better survival in HCV-infected ESRD patients. Clin Transplant 2004; 18(5): 619-23.

63.  Ozer B, Serin E, Gumurdulu Y, Kayaselcuk F, Anarat R, Gur G, Kul K, Guclu M, Boyacioglu S. Helicobacter pylori eradication lowers serum homocysteine level in patients without gastric atrophy. World J Gastroenterol. 2005 May 14; 11(18): 2764-7.

64.  Korkmaz M, Kunefeci G, Selcuk H, Unal H, Gur G, Yilmaz U, Arslan H, Demirhan B, Boyacioglu S, Haberal M. The role of early colonoscopy in CMV colitis of transplant recipients. Transplant Proc. 2005 Sep; 37(7): 3059-60.

65.  Aydemir S, Ozdemir BH, Gur G, Dogan I, Yilmaz U, Boyacioglu S.  Effects of Helicobacter pylori infection on gastric epithelial cell kinetics in patients with chronic renal failure. World J Gastroenterol. 2005 Dec 7; 11(45): 7183-7.

66. Kanbay M, Kanbay A, Boyacioglu S.  Helicobacter pylori infection as a possible risk factor for respiratory system disease: a review of the literature. Respir Med. 2007 Feb;101(2):203-9. Epub 2006 Jun 8. Review.

67.  Selcuk H, Kanbay M, Korkmaz M, Gur G, Akcay A, Arslan H, Ozdemir N, Yilmaz U, Boyacioglu S. Distribution of HCV genotypes in patients with end-stage renal disease according to type of dialysis treatment. Dig Dis Sci. 2006;51(8):1420-5. Epub 2006 Jul 26.

68.  Guclu M, Pourbagher A, Serin E, Kul K, Ozer B, Cosar A, Icer MO, Gur G, Boyacioglu S.  Ultrasonographic evaluation of gallbladder functions in patients with irritable bowel syndrome. J Gastroenterol Hepatol 2006 Aug; 21(8): 1309-12.

69.  Kanbay M, Gur G, Akcay A, Selcuk H, Yilmaz U, Arslan H, Boyacioglu S, Ozdemir FN.   Is hepatitis C virus positivity a contributing factor to occult hepatitis B virus infection in hemodialysis patients? Dig Dis Sci 2006 Nov; 51(11): 1962-6. Epub 2006 Sep 15.

01.70.  Ladas SD, Aabakken L, Rey JF, Nowak A, Zakaria S, Adamonis K, Amrani N, Bergman JJ, Boix Valverde J, Boyacioglu S, Cremers I, Crowe J, Deprez P, Dite P, Eisen M, Eliakim R, Fedorov ED, Galkova Z, Gyokeres T, Heuss LT, Husic-Selimovic A, Khediri F, Kuznetsov K, Marek T, Munoz-Navas M, Napoleon B, Niemela S, Pascu O, Perisic N, Pulanic R, Ricci E, Schreiber F, Svendsen LB, Sweidan W, Sylvan A, Teague R, Tryfonos M, Urbain D, Weber J, Zavoral M; European Society of Gastrointestinal Endoscopy Survey of National Endoscopy Society Members. Use of sedation for routine diagnostic upper gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy Survey of National Endoscopy Society Members. Digestion. 2006;74(2):69-77. Epub 2006 Nov 27.

71.  Selcuk H, Kanbay M, Korkmaz M, Gulsener P, Gur G, Yilmaz U, Boyacioglu S.  Route of nutrition has no effect on the development of infectious complications. J Natl Med Assoc 2006 Dec; 98(12): 1963-6.

72.  Ozer B, Serin E, Sezgin N, Cosar A, Güclü M, Gur G, Yilmaz U, Boyacioglu S. Thrombopoietin or interleukin-6 has no effect on thrombocytopenia of cirrhosis. Hepatogastroenterology 2007 Jun;54(76):1187-91.

73.  Ladas SD, Novis B, Triantafyllou K, Schoefl R, Rokkas T, Stanciu C, Isaacs P, Willich SN, Ronn O, Dremel H, Livadas G, Egan BJ, Boyacioglu S, Selimovic A, Pulanic R, Karagiannis JA, Van Vooren JP, Kouroumalis E, O'Morain C, Nowak A, Deviere J, Malfertheiner P, Axon A. Ethical issues in endoscopy: Patient satisfaction, safety in elderly patients, palliation, and relations with industry. Second European Symposium on Ethics in Gastroenterology and Digestive Endoscopy, Kos, Greece, July 2006. Endoscopy. 2007 Jun;39(6):556-65.

74.  Atalağ K, Bilgen S, Gür G, Boyacioğlu S. Evaluation of the Turkish translation of the Minimal Standard Terminology for Digestive Endoscopy by development of an endoscopic information system. Turk J Gastroenterol. 2007 Sep;18(3):157-64.    [Atıf sayısı: 0]

75.  Basturk B, Karasu Z, Kilic M, Ulukaya S, Boyacioglu S, Oral B. Association of TNF-alpha -308 polymorphism with the outcome of hepatitis B virus infection in Turkey. Infect Genet Evol. 2008 Jan;8(1):20-5. Epub 2007 Sep 14.    [Atıf sayısı: 10]

76.  Selcuk H, Korkmaz M, Kanbay M, Tore E, Sumer H, Unal H, Yeloglu O, Gur G, Bilezikci B, Demirhan B, Yilmaz U, Boyacioglu S. Total colonic polyp diameter: A marker for the risk of malignancy? Hepatogastroenterology. 2008 May-Jun;55(84):936-9.

77.  Cengiz C, Ardicoglu Y, Bulut S, Boyacioglu S. Serum retinol-binding protein 4 in patients with nonalcoholic fatty liver disease: does it have a significant impact on pathogenesis? Eur J Gastroenterol Hepatol

Cengiz C, Pampal HK, Ozdemir B, Boyacioglu S, Kuzu MA. No Effect of Perianal Application of Topical Anaesthetic on Patient Comfort During Non-Sedated Flexible Sigmoidoscopy: A Randomized, Placebo-Controlled Clinical Trial. Colorectal Dis 2012; 14 (7): 872-5.

79.  Çekin AH, Gür G, Türkoğlu S, Aldemir D, Yılmaz U, Gürsoy M, Taşkoparan M, Boyacıoğlu S. The protective effect of L-carnitine on hepatic ischemia-reperfusion injury in rats. Turl J Gastroenterol 2013; 24(1): 51-6.

80. Etik DÖ, Öcal S, Boyacıoğlu AS. Hepatitis C infection in hemodialysis patients: A review. World J Hepatol. 2015 April 28; 7(6): 885-895

81.  Özer Etik D, Suna N, Gündüz C, Bostan A, Özdemir A, Gürel BY, Yenişekerci E,Boyacıoğlu AS. Can a 1-day clear liquid diet with a split -dose polyethylene glycol overcome conventional practice patterns during the preparation for screening colonoscopy? Turk J Gastroenterol. 2019 Jul 1. doi:10.5152/tjg.2019.19071. [Epub ahead of print]


83.  Özer Etik D, Suna N, Öcal S, Selçuk H, Dağlı Ü, Çolak T, Hilmioğlu F, Boyacıoğlu AS, Haberal M. Successful Treatment With Direct-Acting Antiviral Agents of Hepatitis C in Patients With End-Stage Renal Disease and Kidney Transplant Recipients. Exp Clin Transplant. 2019 Feb;17(1):52-58. doi: 10.6002/ect.2018.0095.


84.  Yilmaz KC, Ciftci O, Akgun AN, Muderrisoglu H, Boyacioglu S, Haberal AN, Moray G, Haberal M. Relation of Preoperative and Postoperative Echocardiographic Parameters With Rejection and Mortality in Liver Transplant Patients. Exp Clin Transplant. 2018 May 23. doi: 10.6002/ect.2017.0174.


85.  Haberal M, Akdur A, Moray G, Boyacioglu S, Torgay A, Arslan G, Arslan G, Ozdemir BH. Auxiliary Partial Orthotopic Living Liver Transplant for Wilson Disease. Exp Clin Transplant. 2017 Feb;15(Suppl 1):182-184.


86.  Cengiz C, Bulut S, Boyacioglu AS, Kuzu MA. Nerve/Glial Antigen 2: A Novel Target for Anti-Tumor Therapy in Colorectal Cancer. Digestion. 2017;96(1):60-66. doi: 10.1159/000478853. Epub 2017 Jul 18.


88.  Ozer Etik D, Suna N, Boyacioglu AS. Management of Hepatocellular Carcinoma: Prevention, Surveillance, Diagnosis, and Staging. Exp Clin Transplant. 2017 Mar;15(Suppl 2):31-35.

Case Reports, Letters to Editor, etc.

1.  Oto A, Sozen T, Boyacioglu S: Pulsed methylprednisolone. Ann Rheum Dis 1981; 40(6):630-1.

2.  Boyacioglu S, Ates B, Hilmioglu F: Upper gastrointestinal endoscopy without sedation. Gastrointest Endosc 1989; 35(6): 581.

3.  Ateş KB, Boyacıoğlu S, Taş I, Gencer A, Temuçin G, Şahin B:  The ultrasonographic diagnosis of bleeding into a pancreatic pseudocyst. Gastrointest Radiol 1991; 16(2): 178-80.

4.  Hilmioglu F, Dalay R, Caner ME, Boyacioglu S, Cumhur T, Sahin B: ERCP findings in hepatic alveolar echinococcosis. Gastrointest Endosc 1991; 37(4): 470-3.

5.  Dalay AR, Boyacioglu S, Ates KB, Hilmioglu F, Caner ME, Sahin B: A method to overcome dilator placement failure in achalasia patients with markedly dilated esophagus. Gastrointest Endosc 1991; 37(6): 653.

6.  Dolar ME, Caner ME, Ates KB, Boyacioglu AS, Sahin B:  Endoscopic management of phytobezoars. Gastrointest Endosc 1993; 39(4): 604-5.

7.  Dolar ME, Boyacioglu AS, Ates KB, Caner ME, Hilmioglu F, Sahin B: Esophageal strictures after endoscopic injection sclerotherapy. Endoscopy 1994; 26 (4): 370.

8.  Ozdogan M, Ozgur O, Boyacioglu S, Coskun M, Kart H, Ozdal S, Telatar H: Percutaneous liver biopsy complications in patients with chronic renal failure. Nephron 1996; 74(2): 442-3.

9.  Ustundag Y, Boyacioglu S, Haznedaroglu IC, Baltali E: Acute tumor lysis syndrome associated with paclitaxel. Ann Pharmacother 1997; 31(12): 1548-9.

10. Ustundag Y, Hizel N, Boyacioglu S, Akalin E: Detection of hepatitis GB virus-C and HCV genomes in the saliva of patients undergoing maintenance hemodialysis. Nephrol Dial Transplant 1997; 12 (12): 2807.

11.  Ustundag Y, Baysal C, Boyacioglu S, Gur G, Gursoy M, Imirzalioglu P, Haydar S: Use of a new mouthpiece in placing a nasobiliary drainage tube. Endoscopy 1998;30(1): S3-4.

12. Ustundag Y, Baysal C, Gür G, Gürsoy M, Boyacioglu S, A simple method to of grasping forceps to obtain beter romoval of polyps. Gastrointest Endosc 1998; (47)1: 108-9.

13.  Gursoy M, Baysal C, Demirhan B, Moray G, Boyacioglu S: Rectal vascular ectasia with watermelon stomach: A case report and literature review. Gastrointest Endosc 1999; 50 (6): 854–7.

14.  Ustundag Y, Boyacioglu S, Erturk A, Yigit F, Ozin B, Muderrisoglu H. Are myocardial functional abnormalities biventricular in nonalcoholic cirrhotics with or without ascites? Am J Gastroenterol 2000; 95 (3): 846-8.

15.  Ustundag Y, Bilezikci B, Boyacioglu S, Kayatas M, Özdemir N: The utility of AST/ALT ratio as a non-invasive demonstration of the degree of liver fibrosis in chronic HCV patients on long-term haemodialysis. Nephrol Dial Transplant 2000; 15(10): 1716-7.

16.  Ozdogan M, Gur G, Kadayifcilar S, Boyacioglu S, Ozgur O, Telatar H.  An unusual adverse effect of interferon: hypertrichosis of the eyelashes. J Interferon Cytokine Res 2000; 20 (7): 633-4.

17.  Serin E, Ozer B, Gumurdulu Y, Yildirim T, Barutcu O, Boyacioglu S.   A case of Castleman's disease with "downhill" varices in the absence of superior vena cava obstruction. Endoscopy 2005; 34(2): 160-2.

18.  Serin E, Kul K, Ozer B, Gumurdulu Y, Boyacioglu S.  Hypoglycemia after transjugular intrahepatic portosystemic shunt placement in a cirrhotic patient with diabetes mellitus. J Clin Gastroenterol 2005; 35(5): 409-10.

19.  Demirhan B, Bilezikci B, Kiyici H, Boyacioglu S.  Globular amyloid deposits in the wall of the gastrointestinal tract: report of six cases. Amyloid 2005; 9(1): 42-6.

20.  Ozer B, Serin E, Gumurdulu Y, Gur G, Yilmaz U, Boyacioglu S. Endoscopic extraction of living fasciola hepatica: case report and literature review. Turk J Gastroenterol 2003; 14(1): 74–7.

21.  Yagmurdur MC, Gur G, Aytekin C, Karakayali H, Boyacioglu S, Bilgin N.  Atypical presentation of chronic pancreatic fistula: a case successfully managed with long-acting somatostatin. Turk J Gastroenterol 2003; 14(3): 200-3.

22.  Yucel AE, Kart-Koseoglu H, Akova YA, Demirhan B, Boyacioglu S.  Failure of infliximab treatment and occurrence of erythema nodosum during therapy in two patients with Behcet's disease. Rheumatology (Oxford) 2004; 43(3): 394-6.

23.  Cekin AH, Dalbudak N, Kunefeci G, Gur G, Boyacioglu S.  Familial Mediterranean fever with massive recurrent ascites: A case report. Turk J Gastroenterol 2003; 14(4): 276-9.

24.  Yagmurdur MC, Alevli F, Gur G, Haberal N, Moray G, Boyacioglu S, Haberal M. A giant villous adenoma case mimicking right colon carcinoma. Turk J Gastroenterol 2004: 15(4): 270-3.

25.  Yildirim E, Kanbay M, Ozbek O, Coskun M, Boyacioglu S. Isolated idiopathic ovarian vein thrombosis: a rare case. Int Urogynecol J Pelvic Floor Dysfunct 2005; 16(4): 308-10. Epub 2004 Oct 26.

26.  Kanbay M, Gur G, Boyvat F, Tasdelen A, Boyacioglu S. Spontaneous aortocaval fistula presenting with acute liver and renal failure: A case report. Turk J Gastroenterol. 2004; 15(3): 169-172.

27.  Kanbay M, Korkmaz M, Yilmaz U, Gur G, Boyacioglu S. Acute pancreatitis due to ramipril therapy. Postgrad Med J 2004; 80(948): 617-8.

28.  Özer B, Serin E, Gümürdülü Y, Nursal TZ, Noyan T, Kayaselçuk F, Boyacıoğlu S. Primary malignant melanoma of the esophagus. Dig Endosc 2005; 14. 20-21.

30.  Tarhan NC, Ağıldere AM, Gür G, Boyacıoğlu S. HASTE MRCP and MTI findings in alveolar echinococcosis of the liver. Aust Rad (2001); 45: 496 – 500.

31.  Selcuk H, Boyvat F, Eren S, Korkmaz M, Gur G, Yilmaz U, Boyacioglu S.  Duodenal varices as an unusual cause of gastrointestinal bleeding due to portal hypertension: a case report. Turk J Gastroenterol 2004; 15(2): 104-7.

32.  Kanbay M, Gur G, Korkmaz M, Demirci B, Boyacioglu S. Hepatic lymphoma metastasis presenting with severe acute liver failure: a rare case. Turk J Gastroenterol. 2004; 15(2): 94-6.

33.  Guclu M, Serin E, Ulucan S, Kul K, Ozer B, Gumurdulu Y, Pata C, Cosar A, Gur G, Boyacioglu S. Agenesis of the dorsal pancreas in a patient with recurrent acute pancreatitis: case report and review. Gastrointest Endosc 2004; 60(3): 472-5.

34.  Kanbay M, Selçuk H, Yilmaz U, Gur G, Boyacioglu S. Acute pancreatitis associated with combined lisinopril and atorvastatin therapy. Dig Dis Sci 2005; 23(1): 92-4.

35.  Kanbay M, Altundag K, Gur G, Boyacioglu S.  Non-Hodgkin's lymphoma presenting with granulomatous hepatitis and hemophagocytosis. Leuk Lymphoma 2006 Apr; 47(4): 767-9.

36.  Kanbay M, Selcuk H, Gur G, Yilmaz U, Boyacioglu S.  Involvement of the esophagus in a patient with pemphigus vulgaris who was on immunosuppressive therapy. J Natl Med Assoc 2006; 98(8): 1369-70.

37.  Kanbay M, Selcuk H, Yilmaz U, Boyacioglu S.  Recurrent acute pancreatitis probably secondary to lisinopril. South Med J 2006 Dec; 99(12): 1388-9.

38.  Filik L, Boyacioglu S. Asymptomatic aneurysmal portosystemic venous shunt: a case report and review of the literature. Acta Medica (Hradec Kralove) 2006; 49(4): 241-4.

39. Cengiz C, Bulut S, Boyacioglu S. Enteropathy-type T-cell lymphoma presenting with chronic diarrhea not associated with celiac disease. J Gastrointest Liver Dis 2009;18(3):388-9.

40.  Cengız C, Pampal K, Doğan S, Bulut S, Boyacioğlu S. Acute abdomen due to intestinal ischemia as an initial presentation of polyarteritis nodosa. Turk J Gastroenterol 2010; 21(4): 473-4.

41.  Suna N, Öcal S, Etik DÖ, Boyacıoğlu S. Gastric outlet obstruction by a polypoid tumor: Author's reply. Turk J Gastroenterol. 2018 Mar;29(2):243-244. doi: 10.5152/tjg.2018.18118.

42.  Suna N, Öcal S, Özer Etik D, Selçuk H, Hilmioğlu F, Boyacıoğlu S. A rare cause of gastric outlet obstruction. Turk J Gastroenterol. 2017 Sep;28(5):419-420. doi: 10.5152/tjg.2017.17183.

43.  Suna N, Özer Etik D, Öcal S, Selçuk H, Hilmioğlu F, Boyacıoğlu S. Extraordinary biliary variant. Turk J Gastroenterol. 2017 May;28(3):219-220. doi: 10.5152/tjg.2017.17042. Epub 2017 Mar 23.