Ersin Gümüş

Graduated from Hacettepe University Faculty of Medicine in 2008 as the top student. Successfully completed the MD-PhD integrated program, begun during undergraduate education, in 2010 and received a doctorate degree in Pharmacology. Completed specialty training in Pediatrics (2008-2014) and subspecialty training in Pediatric Gastroenterology (2015-2018), also at Hacettepe University Faculty of Medicine. Within the scope of the state service obligation, served as a Pediatrics specialist at Karaman State Hospital between 2014 and 2015 and as a Pediatric Gastroenterology specialist at Balıkesir Atatürk City Hospital between 2018 and 2020. As of July 2020, has worked as a Faculty Member (Assistant Professor) in the Division of Pediatric Gastroenterology, Hacettepe University Faculty of Medicine.

1. Hepatitis is an underestimated complication among children with pneumonia associated with SARS-CoV-2 and influenza: a single center studyAYKAÇ K., Demir O. O., Sari M. C., Kuruc A. I., Demiray O., HIZARCIOĞLU GÜLŞEN H., et al.BMC Pediatrics, cilt.26, sa.1, 2026 (SCI-Expanded, Scopus)
2. Three cases of tufting enteropathy and review of literatureNOYAN A., GÜMÜŞ E., Gülşen H. H., DEMİR H., ORHAN D.Turkish Journal of Pediatrics, cilt.68, sa.2, ss.337-344, 2026 (SCI-Expanded, Scopus, TRDizin)
3. Use of a specialized peptide-based enteral formula containing medium-chain triglycerides for enteral tube feeding in children with cerebral palsy and previous tube feeding intolerance on standard enteral formula: a prospective observational TolerUP studyKANSU TANCA A., Kutluk G., Çaltepe G., Arikan C., Urganci N., TÜMGÖR G., et al.FRONTIERS IN PEDIATRICS, cilt.13, 2025 (SCI-Expanded, Scopus)
4. Short Bowel Syndrome Is Not a Contraindication for Kidney TransplantationTAŞTEMEL ÖZTÜRK T., GÜLHAN B., GÜMÜŞ E., HIZARCIOĞLU GÜLŞEN H., KURT ŞÜKÜR E. D., BOZACI A. C., et al.PEDIATRIC TRANSPLANTATION, cilt.28, sa.8, 2024 (SCI-Expanded, Scopus)
5. Glycogen storage diseases: An updateGÜMÜŞ E., ÖZEN H.World Journal of Gastroenterology, cilt.29, sa.25, ss.3932-3963, 2023 (SCI-Expanded, Scopus)
6. The use of pediatric fall risk assessment tool in gastrointestinal endoscopic procedures: A prospective studyYalcin N., Goktas M. A., gumus e.Akademik Gastroenteroloji Dergisi, cilt.22, sa.2, ss.103-111, 2023 (TRDizin)
7. Neutrophil-to-Lymphocyte Ratio: An Easy Marker for the Diagnosis and Monitoring of Inflammatory Bowel Disease in ChildrenŞİMŞEK ONAT P., HIZARCIOĞLU GÜLŞEN H., ERGEN Y. M., GÜMÜŞ E., ÖZEN H., DEMİR H., et al.DIGESTIVE DISEASES AND SCIENCES, cilt.68, sa.1, ss.233-239, 2023 (SCI-Expanded, Scopus)
8. Acute Pancreatitis and Acute Recurrent Pancreatitis in Children: Imaging Findings and OutcomesAYAZ E., ÖZCAN H. N., Gülşen H. H., Yavuz Ö. Ö., SEBER T., GÜMÜŞ E., et al.Turkish Archives of Pediatrics, cilt.58, sa.1, ss.89-97, 2023 (Scopus, TRDizin)
9. Cytokine profile in serum and gingival crevicular fluid of children with inflammatory bowel disease: A case-control studyAcar B., Gümüş E., Özcan-Bulut S., Özşin-Özler C., Boyraz M. S., Tan Ç., et al.JOURNAL OF PERIODONTOLOGY, cilt.93, sa.7, ss.1048-1059, 2022 (SCI-Expanded, Scopus)
10. A Fatal Complication of Liver Transplant: Posttransplant Lymphoproliferative Disease.HIZARCIOĞLU GÜLŞEN H., GÜMÜŞ E., DEMİR H., Saltik-Temizel İ. N., VARAN A., DİNÇER H. A., et al.Experimental and clinical transplantation : official journal of the Middle East Society for Organ Transplantation, cilt.20, sa.Suppl 3, ss.102-104, 2022 (SCI-Expanded, Scopus)
11. Salvage Liver Transplant in the Treatment of a Child With Local Recurrence of HepatoblastomaGÜMÜŞ E., Gulsen H. H., ÖZEN H., ORHAN D., VARAN A., DİNÇER H. A., et al.Experimental and Clinical Transplantation, cilt.20, sa.5, ss.62-65, 2022 (SCI-Expanded, Scopus)
12. Endothelial nitric oxide synthase G894T, intron 4 VNTR, and T786C polymorphisms in retinopathy of prematurityTekkeşin F., Yurdakok M., GÜMÜŞ E., BABAOĞLU M. Ö., Bozkurt A., Caliskan Kadayifcilar S., et al.Journal of Neonatal-Perinatal Medicine, cilt.15, sa.2, ss.249-255, 2022 (Scopus)
13. Nutritional status of children with primary immunodeficiency: A single center experienceKarhan A. N., Esenboğa S., Gümüş E., Karaatmaca B., Cagdas D. N., Demir H., et al.PEDIATRICS INTERNATIONAL, cilt.64, sa.1, 2022 (SCI-Expanded, Scopus)
14. Endoscopic Retrograd Colangiopancreatography in Children: A Single Center ExperienceOnat P. S., Demirtas D., Gulsen H. H., GÜMÜŞ E., Temizel I. N. S., ÖZEN H., et al.GUNCEL PEDIATRI-JOURNAL OF CURRENT PEDIATRICS, cilt.19, sa.3, ss.373-378, 2021 (ESCI, Scopus)
15. Tenofovir Disoproxil Fumarate in the Management of Chronic B Infection in ChildrenGÜMÜŞ E., Karhan A. N., Hizarcioglu-Gulsen H., DEMİR H., Temizel İ. N.VIRAL HEPATIT DERGISI-VIRAL HEPATITIS JOURNAL, cilt.27, sa.3, ss.142-147, 2021 (ESCI, TRDizin)
16. Distinctive Features of Hepatic Steatosis in Children: Is It Primary or Secondary to Inborn Errors of Metabolism?Karhan A. N., HIZARCIOĞLU GÜLŞEN H., GÜMÜŞ E., AKÇÖREN Z., DEMİR H., SALTIK TEMİZEL İ. N., et al.PEDIATRIC GASTROENTEROLOGY HEPATOLOGY & NUTRITION, cilt.24, sa.6, ss.518-527, 2021 (ESCI, Scopus)
17. Clinical-genetic characteristics and treatment outcomes of Turkish children with Gaucher disease type 1 and type 3: A sixteen year single-center experienceGÜMÜŞ E., KARHAN A. N., HIZARCIOĞLU GÜLŞEN H., DEMİR H., ÖZEN H., SALTIK TEMİZEL İ. N., et al.EUROPEAN JOURNAL OF MEDICAL GENETICS, cilt.64, sa.11, 2021 (SCI-Expanded, Scopus)
18. Assessment of swallowing function in pediatric patients with Wilson's disease: Results of a videofluoroscopic swallowing studyKarhan A. N., Aydemir Y., Demir N., Arslan S., Gümüş E., Demir H., et al.ARAB JOURNAL OF GASTROENTEROLOGY, cilt.22, sa.3, ss.215-219, 2021 (SCI-Expanded, Scopus)
19. A very rare cause of protein losing enteropathy: Gaucher diseaseGÖKTAŞ M. A., GÜMÜŞ E., DEMİR H., HIZARCIOĞLU GÜLŞEN H., SALTIK TEMİZEL İ. N., ÖZEN H., et al.TURKISH JOURNAL OF PEDIATRICS, cilt.63, sa.4, ss.708-715, 2021 (SCI-Expanded, Scopus, TRDizin)
20. Molecular genetic analysis of Turkish Gaucher's disease patients reveals three novel variants in Glucocerebrosidase (GBA) geneÖNAL G., Gumus E., DEMİR H., YÜCE A., DÖKMECİ S.META GENE, cilt.25, 2020 (ESCI, Scopus)
21. Bisphenol A and phthalate levels in adolescents with polycystic ovary syndromeAkgül S., Sur Ü., Düzçeker Y., Balcı A., Kızılkan M., Kanbur N., et al.GYNECOLOGICAL ENDOCRINOLOGY, cilt.35, sa.12, ss.1084-1087, 2019 (SCI-Expanded, Scopus)
22. A comparison of bone mineral density in adolescent swimmers, pentathletes and figure skatersGumus E., AKGÜL S., KANBUR N., DERMAN O.TURKISH JOURNAL OF PEDIATRICS, cilt.61, sa.6, ss.831-838, 2019 (SCI-Expanded, Scopus, TRDizin)
23. Assessment of cardiac function and electrocardiographic findings in patients with Wilson's diseaseKarhan A. N., AYKAN H. H., Gumus E., Donmez Y., ALEHAN D., Ozkutlu S., et al.CARDIOLOGY IN THE YOUNG, cilt.29, sa.9, ss.1183-1188, 2019 (SCI-Expanded, Scopus)
24. Revisiting long-term prognostic factors of biliary atresia: A 20-year experience with 81 patients from a single centerHANALİOĞLU D., ÖZEN H., Karhan A., Gumus E., DEMİR H., Saltik-Temizel İ. N., et al.TURKISH JOURNAL OF GASTROENTEROLOGY, cilt.30, sa.5, ss.467-474, 2019 (SCI-Expanded, Scopus, TRDizin)
25. THE ROLE OF ENDOCRINE DISRUPTORS IN THE AETIOPATHOGENESIS OF ADOLESCENT POLYCYSTIC OVARY SYNDROMEAKGÜL S., SUR Ü., Duzceker Y., BALCI A., Kizilkan M. P., KANBUR N., et al.JOURNAL OF ADOLESCENT HEALTH, cilt.64, sa.2, 2019 (SCI-Expanded, SSCI, Scopus)
26. Amoebic colitis presenting with hypo-albuminaemia in an eight-month-old breastfed girlKarhan A. N., Gumus E., DEMİR H., Temizel İ. N., YÜCE A., ÖZEN H.PAEDIATRICS AND INTERNATIONAL CHILD HEALTH, cilt.39, sa.1, ss.73-75, 2019 (SCI-Expanded, Scopus)
27. Assessment of nutritional status in children with cerebral palsyGumus E., ÖZEN H.CLINICAL NUTRITION ESPEN, cilt.28, ss.243-244, 2018 (ESCI, Scopus)
28. ADA Deficiency: Evaluation of the Clinical and Laboratory Features and the OutcomeCAGDAS D., CETINKAYA P. G., KARAATMACA B., Esenboga S., TAN Ç., YILMAZ T., et al.JOURNAL OF CLINICAL IMMUNOLOGY, cilt.38, sa.4, ss.484-493, 2018 (SCI-Expanded, Scopus)
29. Niemann-Pick disease type C in the newborn period: a single-center experienceGÜMÜŞ E., Haliloglu G., KARHAN A. N., DEMİR H., Gurakan F., TOPÇU M., et al.EUROPEAN JOURNAL OF PEDIATRICS, cilt.176, sa.12, ss.1669-1676, 2017 (SCI-Expanded, Scopus)
30. Gastrointestinal system manifestations in juvenile systemic lupus erythematosusSonmez H. E., Karhan A. N., Batu E. D., BİLGİNER Y., Gumus E., DEMİR H., et al.CLINICAL RHEUMATOLOGY, cilt.36, sa.7, ss.1521-1526, 2017 (SCI-Expanded, Scopus)
31. Liver transplantation from a deceased donor with beta-thalassemia intermedia is not contraindicated: A case reportGumus E., ABBASOĞLU O., Tanyel C., GÜMRÜK F., ÖZEN H., YÜCE A.PEDIATRIC TRANSPLANTATION, cilt.21, sa.3, 2017 (SCI-Expanded, Scopus)
32. EFFECTS OF GENETIC POLYMORPHISMS OF MULTI DRUG RESISTANCE PROTEIN (MDR1) ON LANSOPRAZOLE METABOLISM IN PEDIATRIC PATIENTSKaraca R. O., Kalkisim S., GÜMÜŞ E., Goktas M. T., YÜCE A., YAŞAR Ü., et al.DRUG METABOLISM AND PHARMACOKINETICS, cilt.32, sa.1, 2017 (SCI-Expanded, Scopus)
33. Relationship between genetic polymorphisms of drug efflux transporter MDR1 (ABCB1) and response to losartan in hypertension patients.GÖKTAŞ M., PEPEDIL F., KARACA Ö., KALKıŞıM S. N., Cevik L., GUMUS E., et al.European review for medical and pharmacological sciences, cilt.20, ss.2460-7, 2016 (SCI-Expanded, Scopus)
34. Evaluation of lansoprazole as a probe for assessing cytochrome P450 2C19 activity and genotype-phenotype correlation in childhoodGÜMÜŞ E., Karaca O., BABAOĞLU M. Ö., BAYSOY G., Balamtekin N., DEMİR H., et al.EUROPEAN JOURNAL OF CLINICAL PHARMACOLOGY, cilt.68, sa.5, ss.629-636, 2012 (SCI-Expanded, Scopus)
35. Identification of lymphatics in the ciliary body of the human eye: A novel "uveolymphatic" outflow pathwayYuecel Y. H., Johnston M. G., Ly T., Patel M., Drake B., Guemues E., et al.EXPERIMENTAL EYE RESEARCH, cilt.89, sa.5, ss.810-819, 2009 (SCI-Expanded, Scopus)

1. Rare cause of protein losing enteropathy: Gaucher disease type 3GÖKTAŞ M. A., Gumus E., HIZARCIOĞLU GÜLŞEN H., DEMİR H., SALTIK TEMİZEL İ. N., ÖZEN H., et al.16th Annual Research Meeting of the WORLDSymposium(TM), Florida, Amerika Birleşik Devletleri, 10 - 14 Şubat 2020, cilt.129, (Özet Bildiri)
2. Type 3 Gaucher disease presented with cardiac manifestationsGumus E., Tokel K., Karhan A. N., DEMİR H., ÖZEN H., Temizel İ. N., et al.15th Annual Research Meeting of the WORLDSymposium(TM), Florida, Amerika Birleşik Devletleri, 4 - 07 Şubat 2019, cilt.126, (Özet Bildiri)
3. Long-term visceral and hematologic outcomes of enzyme replacement therapy in a pediatric cohort of type 1 and type 3 Gaucher disease: A single center experienceGumus E., Karhan A. N., DEMİR H., ÖZEN H., Temizel İ. N., Emre S., et al.15th Annual Research Meeting of the WORLDSymposium(TM), Florida, Amerika Birleşik Devletleri, 4 - 07 Şubat 2019, cilt.126, (Özet Bildiri)
4. Adenozin deaminaz eksikliği ve Jüvenil polipozis birlikteliği: Olgu SunumuGÜMÜŞ E., balık z., TEZCAN F. İ., YÜCE A., KARHAN A. N., ÇAĞDAŞ AYVAZ D. N., et al.12. Ulusal Çocuk Gastroenteroloji, Hepatoloji ve Beslenme Kongresi, Türkiye, 18 - 21 Nisan 2018, (Özet Bildiri)
5. A comprasion of bone mineral density in adolescent swimmers, pentathletes and figure skatersGÜMÜŞ E., AKGÜL S., KANBUR N., DERMAN O.11 th world congress on adolescents health, yeni delhi, 27 - 29 Ekim 2017, (Özet Bildiri)
6. Long term follouw-up of extrahepetic biliary atresia patients.Hanalıoğlu D., ÖZEN H., KARHAN A. N., GÜMÜŞ E., DEMİR H., SALTIK TEMİZEL İ. N., et al.ESPGHAN 50 th ANNUAL MEETING, Prag, Çek Cumhuriyeti, 10 - 13 Mayıs 2017, (Özet Bildiri)
7. Niemann-Pick disease type C in the newborn period: Reflections from 10 patientsYÜCE A., GÜMÜŞ E., Haliloglu G., KARHAN A. N., ARDIÇLI D., DEMİR H., et al.12th Annual WORLD Symposium, California, Amerika Birleşik Devletleri, 29 Şubat - 04 Mart 2016, cilt.117, (Özet Bildiri)
8. Evaluation of Periodontal Status and Cytokine Response in Inflammatory Bowel DiseasesACAR B., ÖZCAN BULUT S., GÜMÜŞ E., BOYRAZ M. S., TAN Ç., ÖZŞİN ÖZLER C., et al.
9. Assesment of nutritional status in patients with primary immunodeficiency.KARHAN A. N., eren s., GÜMÜŞ E., karaatmaca B., YÜCE A., ÇAĞDAŞ AYVAZ D. N., et al.
10. Assessment of nutritional status in patients with primary immunodeficiencyKARHAN A. N., EREN S., GÜMÜŞ E., KARAATMACA B., YÜCE A., ÇAĞDAŞ AYVAZ D. N., et al.
11. Association of R202Q MEFV variant and inflammatory bowel diseaseGÜMÜŞ E., YÜCE A., KARHAN A. N., DEMİR H., SALTIK TEMİZEL İ. N., ÖZEN H.
12. Long term follow-up of extrahepatic biliary atresia patientsHANALİOĞLU D., ÖZEN H., KARHAN A. N., GÜMÜŞ E., DEMİR H., SALTIK TEMİZEL İ. N., et al.

1. Sistemik hastalıklar ve gastrointestinal sistemGÜMÜŞ E., YÜCE A.Çocuk Gastroenteroloji, Hepatoloji ve Beslenme, Özen Hasan, Yüce Aysel, Gürakan Figen, Saltık Temizel İnci Nur, Demir Hülya, Editör, Ankara Nobel Tıp Kitabevleri, Ankara, ss.199-226, 2020
2. Gelişimsel FarmakokinetikGÜMÜŞ E., BOZKURT A.Yurdakök Pediatri, Yurdakök Murat, Editör, Güneş Tıp Kitabevleri, Ankara, ss.5187-5199, 2017
3. İlaç Verilmesi ve Formül ŞekilleriGÜMÜŞ E., BOZKURT A.Yurdakök Pediatri, Yurdakök Murat, Editör, Güneş Tıp Kitabevleri, Ankara, ss.5175-5186, 2017
4. Akut Otitis Media Tedavisinde Antibiyotik Kullanımı ve Farmakokinetik-Farmakodinamik İlişkilerGÜMÜŞ E., BABAOĞLU M. Ö., YAŞAR Ü.Çocuklarda Akut Otit, Kara Ateş, Çiftçi Ergin, Tezer Hasan, Editör, Akademi Yayınevi, Ankara, ss.45-61, 2013