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M.D. Professor of Medicine Şamil Hızlı

Professor of Medicine Şamil Hızlı
+90 850 460 63 34

Hospital Medicana International Hospital, Ankara

Department Pediatric Gastroenterology

Academic Title Professor of Medicine                                 

Physician Name Şamil Hızlı, M.D. Professor of Medicine

Graduate Education Hacettepe University School of Medicine (1994)

Postgraduate Education (Residency) Hacettepe University School of Medicine, Department of Pediatric Residency Program (1999)


Dokuz Eylül University School of Medicine, Department  of Pediatric Gastroenterology Residency Program (2006)

Area of Expertise Pediatric Gastroenterology


Diseases of the esophagus, stomach, small and large intestine


Diseases of the liver and biliary tract


Anorexic Children


Celiac Disease


Gluten Free Diet


Nutrition Rejection




Oral and intravenous nutrition


Upper Gastrointestinal Endoscopy (Gastroscopy)


Lower gastrointestinal system endoscopy (colonoscopy)


Percutaneous Endoscopic Gastrostomy (Nutrition from the stomach)


Ph Impedance


Experience Hacettepe University İhsan Doğramacı Children's Hospital (1994-1999)


Ankara Dışkapı Pediatric Diseases Education and Research Hospital (2000-2002)


Dokuz Eylül University School of Medicine (2003-2006)


Ankara Keçiören Education and Research Hospital (2006-2010)


Gaziantep University School of Medicine (2010-2014)


Ankara Yıldırım Beyazıt University School of Medicine (2014)




Articles published in international refereed journals

A1. F.Ünal, Ş.Hızlı, H.Özyürek, B.Sonuvar, "Fever and altered consciousness are not always equal to central nervous system infection: neuroleptic malignant syndrome in a 15-year-old girl", Turkish Journal of Pediatrics(ISI), 38, 505-510 (1996). 
A2. Ş.Hızlı, S.Özdemir, A.Bakkaloğlu, "Anhidrotic ectodermal dysplasia (Christ-Siemens-Touraine syndrome) presenting as a fever of unknown origin in an infant", International Journal of Dermatology(ISI), 37, 132–134 (1998). 
A3. Y.Oztürk, B.Büyükgebiz, E.Özer, N.Arslan, O.Bekem, S.Hizli, "Resolution of Helicobacter pylori associated granulomatous gastritis in a child after eradication therapy", Journal of Pediatric Gastroenterology and Nutrition(ISI), 39, 286-287 (2004).
A4. N.Arslan, B.Buyukgebiz, Y.Ozturk, S.Hizli, O.Bekem, O.Sagol, E.Ozer, "Hepatoportal sclerosis in a child", European Journal of Pediatrics(ISI), 163, 683-684 (2004).
A5. Y.Ozturk, A.O.Arli, N.Arslan, O.Bekem, S.Hizli, B.Buyukgebiz, "Influences of different therapy protocols for chronic hepatitis B infection in Turkish children on nutritional anthropometric data", Journal of Health Population Nutrition(ISI), 22, 443-444 (2004).
A6. SS Yalçin, S Hizli, K Yurdakök, E Ozmert. "Risk factors for hospitalization in children with acute diarrhea: a case control study", Turkish Journal of Pediatrics(ISI), 47, 339-42 (2005).
A7. S.Hizli, U.Aksoy, N.Arslan, S.Usluca, O.Bekem, G.Yalcin, Y.Ozturk, "Cryptosporidium parvum diarrhea in an infant with short bowel syndrome", Journal of Pediatric Surgery(ISI), 41, E5-6 (2006).
A8. Ş.Hızlı, A.Abacı, B.Büyükgebiz, A.Büyükgebiz, "Nutrititional stunting", Pediatric Endocrinology Reviews, 4, 186–195 (2007).
A9. F.Demircioglu, A.Kocyigit, N.Arslan, H.Cakmakcı, S.Hizli, A.T.Sedat, "Intima-media thickness of carotid artery and susceptibility to atherosclerosis in obese children with nonalcoholic fatty liver disease", Journal of Pediatric Gastroenterology and Nutrition(ISI), 47, 68-75 (2008). 
A10. G.Yılmaz, P.I.Agras, S.Hizli, C.Karacan, H.T.Besler, K.Yurdakok, T.Coskun, "The effect of passive smoking and breast feeding on serum antioxidant vitamin (A, C, E) levels in infants", Acta Paediatrica(ISI), 98, 531-536 (2009).
A11. G.Yılmaz, Ş.Hızlı, C.Karacan, K.Yurdakök, T.Coşkun, U.Dilmen, "Effect of passive smoking on growth and infection rates of breast-fed and non-breast-fed infants", Pediatrics International(ISI), 51, 352-358 (2009).
A12. S.Hizli, I.Peksoy, O.Ozdemir; et al. " The relationship between the degree of gastroesophageal reflux and the gastric emptying time in children ", European Journal of Nuclear Medicine and Molecular Imaging(ISI) 36, S435-S435 (2009).
A13.O.Ozdemir, S.Hizli, A.Abaci;”Myocarditis Diagnosed in Twins”, Iranian Journal of Pediatrics(ISI) 19,413-416 (2009).
A14. O.Özdemir, P.I.Agras, S.Hizli, M.Guveloglu, N.Kabakus, "Eisenmenger syndrome and juvenile rheumatoid arthritis-a case of double diagnosis", Kardiologia Polska(ISI) 67,1377–1380 (2009).
A15. A.Abaci, O.Ozdemir, S.Hizli, C.H.Razi, N.Kabakus, "Subepicardial adipose tissue thickness and its relation with anthropometric and clinical parameters in pubertal obese children", J Endocrinol Invest(ISI),33, 715-9 (2010).
A16.S.Hizli, A.Koçyigit, N.Arslan, S.A.Tuncel, F.Demircioglu, H.Cakmakçi, B,Büyükgebiz. "Hepatic artery resistance in children with obesity and fatty liver", Indian J Pediatr(ISI), 77, 407-411 (2010).
A17.Ş.Hızlı, N.Arslan, A.Abacı, B.Büyükgebiz, "Subclinical hypothyroidism in obese Turkish adolescents: the relationship with anthropometry and fatty liver", Turkish Journal of Medical Sciences(ISI),40,287-292 (2010).
A18. Ş.Hızlı, A.Koçyiğit, N.Arslan, S.Tuncel, F.Demircioglu, H.Çakmakcı, B.Büyükgebiz, "The role of ultrasonographic hepatic artery resistive index in diagnosis of insulin resistance in obese children with non-alcoholic fatty liver disease", Turkish Journal of Medical Sciences(ISI),40, 335-342 (2010). 
A19.O.Ozdemir, S.Hizli, A.Abaci, K.Agladioglu, S.Aksoy, “Echocardiographic measurement of epicardial adipose tissue in obese children”, Pediatr Cardiol(ISI), 31,853–860 (2010). 
A20. A.Bay, M.Keskin, S.Hizli, H.Uygun, A.Dai, F.Gumruk, “Thiamine-responsive megaloblastic anemia syndrome”. International Journal of Hematology(ISI), 92,524-6 (2010).
A21. C.H.Razi, K.Harmancı, A.Abacı, O.Özdemir, S.Hızlı, R. Renda, F. Keskin, “The immunostimulant OM-85 BV prevents wheezing attacks in preschool children”. Journal of Allergy and Clinical Immunology(ISI), 126, 763-9 (2010).
A22.A.Abaci, O.Ozdemir, S.Hizli, CH.Razi, N.Kabakus. “Subepicardial adipose tissue thickness and its relation with anthropometric and clinical parameters in pubertal obese children”, Journal Of Endocrınologıcal Investıgatıon,33 715-719(2010).
A23.Ş.Hızlı, O.Özdemir, A.Abacı, C.H. Razi, N.Kabakuş, "Relation of subepicardial adipose tissue thickness and clinical and metabolic parameters in obese prepubertal children",Pediatric Diabetes(ISI),8,556-62 (2010).
A24.S.Hizli, H.Karabulut, O.Ozdemir, B.Acar, A.Abaci, M.Dağlı, R.M. Karaşen,“Sensorineural hearing loss in pediatric celiac patients”. International Journal Pediatric Otorhinolaryngology(ISI), 75, 65-8 (2011).
A25. N.Erkek, S.Senel, S.Hizli, C.D.Karacan. “Terlipressin saved the life of a child with severe nonvariceal upper gastrointestinal bleeding”. American Journal of Emergency Medicine(ISI), 29, e5-6 (2011). 
A26. H.Karabulut, Ş.Hızlı, M.Dağlı, İ.Karabulut, B.Acar, E.Çelik, A.Abacı, O.Özdemir, R.M.Karaşen, “Audiological findings in celiac disease”, ORL J Otorhinolaryngol Relat Spec(ISI), 73, 82-7 (2011).
A27. O.Ozdemir, A.Abacı, S.Hızlı, C.H. Razi, A.Z. Akelma, M.Kocak, F.M. Kışlal, “Cardiac functions in children with growth hormone deficiency before and during growth hormone-replacement therapy”, Pediatr Cardiol(ISI), 32, 766-71 (2011).
A28. O.Özdemir, A.Abacı, Ş.Hızlı, A.Z.Akelma, C.H.Razi, T.Köksal, S.Aksoy, K.Ağladıoğlu.”Factors associated with left atrial size in obese children:an observational study”, Anadolu Kardiyol Derg(ISI), 11, 633-7 (2011). 
A29. C.H.Razi, K.O.Akin, K.Harmancı, O.Özdemir, A.Abacı, S.Hızlı, R Renda, A Celik, “Relationship between hair cadmium levels, indoor ETS exposure and wheezing frequency in children”, Allergol Immunopathol(ISI), 32, 766-771 (2012)

A30. S.Güreşci, S.Hızlı, GG.Simşek. “The Value of Ensari's Proposal in Evaluating the Mucosal Pathology of Childhood Celiac Disease: Old Classification versus New Version”,
Balkan Med J(ISI), 29,281-4 (2012). 
A31. A.Abaci, A.Z.Akelma, O.Ozdemir S.Hizli, CH Razi, K.O.Akin, “Relation of total homocysteine level with metabolic and anthropometric variables in obese children and adolescents”, Turkish Journal of Medical Sciences(ISI), 42, 69-76 (2012).
A32. O.Ozdemir, PI Agras, Y Aydin, A.Abaci, SHizli, HI Akkus, C Fidan. Assessment of cardiac functions using tissue Doppler imaging in children with familial Mediterranean fever. Cardiol Young. 22,188-93(2012).
A33. A.Bay, V.Bosnak, G.Leblebisatan, S.Yavuz, F.Yilmaz, S.Hizli. Hemophagocytic lymphohistiocytosis in 2 pediatric patients secondary to hepatitis A virus infection. Pediatr Hematol Oncol(ISI), 29, 211-4 (2012).
A34. AZ.Akelma, A.Abaci, O.Ozdemir, A.Celik, Z.Avci, CH.Razi, S.Hizli, O.Akin. “The association of serum lipocalin-2 levels with metabolic and clinical parameters in obese children: a pilot study”, J Pediatr Endocrinol Metab(ISI), 25,525-8 (2012).
A35. R.Gul, S.Hizli, B.Kocamer, et al. The safety and efficacy of remifentanil compared to fentanyl in pediatric endoscopy Turkish Journal of Medical Sciences43, 611-616 (2013). 
A36. N.Arslan, B.Makay, S.Hızlı, A.Koçyiğit, F.Demircioğlu, AS.Tuncel, H.Cakmakçı. “Assessment of atherosclerosis in obese adolescents: positive correlation of mean platelet volume and carotid intima media thickness” J Paediatr Child Health(ISI), 49,963-8 (2013). 
A37. FÖ.Hoşnut, F.Ozçay, B.Malbora, S.Hızlı, N.Ozbek.“Severe adenovirus infection associated with hemophagocytic lymphohistiocytosis” Turk J Haematol (ISI), 31,103-5 (2014).
A38. S.Işikay, Ş.Hizli, K.Yilmaz. “Prevalence of celiac disease in Turkish children with idiopathic epilepsy”. Iran J Pediatr(ISI), 24, 280-4 (2014).
A39. S.Işikay, S.Hızlı. “Frequency of coeliac disease in children with breath-holding spells”. J Paediatr Child Health(ISI), 50, 916-9 (2014).
A40. S.Işikay, Ş.Hizli, H.Kocamaz. “Celiac Disease and Juvenile Absence Epilepsy”.
Pediatr Emerg Care(ISI), 31,e19-20,(2015).
A41. S.Işikay, N.Işikay, H.Kocamaz, Ş.Hizli. “Peripheral neuropathy electrophysiological screening in children with celiac disease”. Arq Gastroenterol(ISI), 52,134-8 (2015).
A42. S.Işikay, Ş.Hizli, S.Çoşkun, K.Yilmaz. “Increased Tıssue Transglutamınase Levels Are Assocıated Wıth Increased Epıleptıform Actıvıty In Electroencephalography Among Patıents With Celiac Dısease”. Arq Gastroenterol(ISI), 52, 272-7 (2015).
A43. Ş.Hızlı, A.Abacı, O.Özdemir, Z.Akelma, O.Akın. “Relation of fetuin A levels with cardiac, subcutaneous lipid accumulation and insulin resistance parameters in Turkish obese children”. J Pediatr Endocrinol Metab(ISI), 29,669-73 (2016).
A44. OB.Sezer, D.Buluş, Ş.Hızlı, N.Andıran, D.Yılmaz, SU. Ramadan. “Low 25 hydroxyvitamin D level is not an independent risk factor for hepatosteatosis in obese children”. J Pediatr Endocrinol Metab(ISI), 29,783-8 (2016).
A45. O.Balcı, D.Yılmaz, T.Sezer, Ş.Hızlı. “Is Celiac Disease an Etiological Factor in Children With Migraine?” J Child Neurol(ISI), 31,929-31(2016).
A46. Ş.Hizli, S.Işikay, Ç.Arikan. “Ecthyma gangrenosum in an infant after liver transplantation”. Pediatr Int(ISI), 58,950-2 (2016).
A47. S Uysal Ramadan, MS Gurses, NT Inanir, C Hacifazlioglu, R Fedakar, S Hizli. Evaluation of the medial clavicular epiphysis according to the Schmeling and Kellinghaus method in living individuals: A retrospective CT study. Leg Med (Tokyo). 25:16-22(2017).
A48. A Sulu,O Baspinar , M Kervancıoglu , S Hizli . “Giant Right Atrial Aneurysm Accompanying Intrahepatic Cholestasis”.Case Rep Cardiol. 2018 Feb 28;2018:9025907. doi: 10.1155/2018/9025907. eCollection 2018