Assoc. Prof. Dr. GÜZİDE DOĞAN

Pediatric Gastroenterology

Medipol Mega University Hospital / Medipol Bahçelievler University Hospital
GÜZİDE DOĞAN

Birthplace

BALIKESİR

Languages

ENGLISH

Medical Areas of Interest

  • Gastroesophageal Reflux Disease / Gastritis / Gastric ulcers
  • Gastrointestinal bleeding (stomach and intestinal bleeding)
  • Protein-energy malnutrition / Children with poor appetite or failure to gain weight
  • Food allergies (Cow's Milk Protein Allergy and multiple food allergies)
  • Celiac Disease
  • Ulcerative Colitis / Crohn's disease (inflammatory bowel diseases)
  • Irritable Bowel Syndrome
  • Ingestion of caustic substances (Corrosive esophagitis, esophageal burns)
  • Foreign body ingestion (batteries, magnets, needles, etc.)
  • Chewing and swallowing disorders
  • Hepatitis / Liver diseases / Jaundice / Fatty liver / Cirrhosis
  • Gallbladder and biliary tract diseases / Gallstones
  • Acute and chronic pancreatitis
  • Upper and lower gastrointestinal endoscopy procedures

Highlights

Associate Professor Dr. Güzide Doğan was born in Balıkesir in 1980

She completed her medical education at Ege University in 2004 and her residency training in Pediatrics at Fatih University in 2010.

Between 2010 and 2013, she fulfilled her mandatory service obligation as a pediatrician at Yozgat State Hospital.

From 2013 to 2017, she completed her sub-specialty training in Pediatric Gastroenterology, Hepatology, and Nutrition at Celal Bayar University.

She served as a Pediatric Gastroenterologist at Haseki Training and Research Hospital from 2018 to 2020. In 2020, she began her academic career as an Assistant Professor at Bezmialem Vakıf University.

She attained the title of Associate Professor in Pediatric Gastroenterology, Hepatology, and Nutrition in 2021. Since 2024, she has been working as an Associate Professor of Pediatric Gastroenterology at Istanbul Medipol University.

Experiences

2020 - 2023

Bezmialem Vakıf University Health Practice and Research Center

2017 - 2020

Istanbul Haseki Training and Research Hospital

2013 - 2017

Celal Bayar University

2011 - 2013

Yozgat State Hospital

2010 - 2011

Yozgat Bozok Obstetrics and Pediatrics Hospital

2005 - 2010

Turgut Özal University Health Practice and Research Center Hospital

Educations

2017

Manisa Celal Bayar University Faculty of Medicine, Pediatric Gastroenterology

2017

Celal Bayar University Faculty of Medicine, Pediatric Gastroenterology, Hepatology and Nutrition

2010

Fatih University Faculty of Medicine, Pediatrics

2004

Ege University, Faculty of Medicine

Publications

7.1. Articles published in internationally refereed journals (SCI & SSCI & Arts and Humanities)

1. Dogan G, Keçeli M, Yavuz S, Topçu A, Kasirga E. Measurement of Rectal Diameter and Anterior Wall Thickness by Ultrasonography in Children with Chronic Constipation. Turk J Gastroenterol. 2022

Dec;33(12): 1062-1068.

2. Boyacioglu SÖ, Caliskan M, Dogan G. Relationship Between Pediatric Celiac Disease And Chromatin Remodeling Gene Expressions. Genetika, Vol. 54, No1, 439-446, 2022.

3. Asfuroglu P, Sismanlar Eyuboglu T, Aslan AT, Gursoy TR, Emiralioglu N, Yalcin E, Kiper N, Sen V, Sen HS, Altintas DU, Ozcan D, Kiling AA, Cokugras H, Baskan AK, Yazan H, Erenberk U, Dogan G, Unal G, Yilmaz Al, Keskin O, Arik E, Kucukosmanoglu E, Irmak I, Damadoglu E, Ozturk GK, Gulen F, Basaran AE, Bingol A, Cekic S, Sapan N, Kilic G, Harmanci K, Kose M, Ozdemir A, Tugcu GD, Polat SE, Hangul M, Ozcan G, Aydin ZGG, Yuksel H, Topal E, Ozdogan S, Caltepe G, Suleyman A, Can D, Ekren PK, Bal CM, Kilic M, Cinel G, Cobanoglu N, Pekcan S, Cakir E, Ozcelik U, Dogru D. The success of the Cystic Fibrosis Registry of Turkey for improvement of patient care. Pediatr Pulmonol.

2022;57(5): 1245-1252.

Beser OF, Cullu Cokugras F, Dogan G, Akgun O, Elevli M, Yilmazbas P, Ocal M, Bayrak NA, Sezer Yamanel RG, Bozaykut A, Celtik C, Polat E, Gerenli N, Bozlak S, Ayyildiz Civan H, Ozkul Saglam N, Hatipoglu SS, Ozgürhan G, Sunnetoi Silistre E, Solmaz B, Kutluk G, Genc HS, Onal H, Usta AM, Urganci N, Sahin A, Cam S, Yidirim S, Vildirim A, Vandenplas Y. The frequency of and factors affecting functional gastrointestinal disorders in infants that presented to tertiary care hospitals. Eur J Pediatr. 2021 Aug; 180(3):2443-2452. doi: 10.1007/500431-021-04059-2.

เก่

Alkan F, Dogan G, Kasirga E, Coskun S. The effect of Celiac disease on cardiac functions and aortic elasticity parameters

children.

10.1017/51047951120004461.

Young.

2021 Apr; 31(4):627-630.

doi:

Dogan G, Sen S, Cavdar E, Mayali H, Ozyurt BC, Kurt E, Kasirga HE. Should we worry about the eyes

celiac patients?

10.1177/1120672119850071.

J Ophthalmol.

Sep;30(5):886-890.

doi:

Ayça S, Dogan G, Yalin Sapmaz S, Erbay Dündar P, Kasirga E, Polat M. Nutritional interventions improve quality of life of caregivers of children with neurodevelopmental disorders. Nutr Neurosci.

2021 Aug;24(8):644-649. doi: 10.1080/1028415X.2019.1665853.

8. Dogan G, Andiran N, Celik N, Uysal S. Iron parameters, pro-hepcidin and soluble transferrin receptor levels in obese children. Minerva Pediatr. 2020;72(3): 175-181. doi: 10.23736/S0026-4946.16.04273-0

9. Cakir M, Sag E, Dogan G, Unal F, Kasirga E. Clinical significance of low transaminase levels in children with inflammatory bowel disease. World J Pediatr. 2019; 15(2): 143-147. doi: 10.1007/s12519-

019-00235-5.

10. Cagan Appak Y, Yalin Sapmaz S, Dogan G, Herdem A, Özyurt BC, Kasirga E. Clinical findings, child and mother psychosocial status in functional constipation. Turk J Gastroenterol. 2017 Nov;28(6):465-

470.

11. Kuloglu Z, Kansu, A, Selbuz S, Kalayci A, Sahin G, Kirsaglioglu C, Demirören K, Dalgig B, Kasirga E

Önal Z, islek A, National LAL-D Study Group (Eren E, Hognut FO, Urganci N, Yaman A, Ozkan T, Eksi N, Dogan G, Durmaz Ö, Usta M, Arslan D, Akçam M, Isik I, Ecevit CÖ, Usta Y, Özgür T ,Özçay

F, Balamtekin N, Oztürk Y, Cantez S, Gülerman F, Üstündag GH, Emiroglu HH, Karacabey N). The

Frequency of Lysosomal Acid Lipase Deficiency in Children With Unexplained Liver Disease. Journal

of Pediatric Gastroenterology,

Hepatology and

Nutrition:

Mar;68(3):371-376.doi:

10.1097/MPG.0000000000002224.

12. Beser OF, Cokugras FC , Erkan T,Kutlu T,Yagci RV, TUHAMAR Study Group (Ertem D, Yasöz

G, Yüksekkaya HA, Artan R, Onal Z, Coskun ME, Aydogan A, Zorlu P, Akçaboy M,Tosun MS, Urganc N, Kaya RG, Satar M, Yüce A, Karan AN, Civan HA, Kasirga E, Volkan B, Certel AC, Güzelçiçek A, Ozkan T, Demirören K, Aksit S, Gökçe §, Kizilcan S, Dalgic B, Demirtas Z, Karbuz A, Kalayci AG, Gülbahçe A, Sayar T, Güler S, Aktar F, Kansu A, Altuntas C, Agalioglu D, Arslan D, Karakurt H, Sazak S, Halicioglu OB, Ince G, Üstündag G, Soysal YD, Karacabey N, Arslan N, Öztürk Y, Kuyum P, Deveci

U, Selimoglu MA, Varol Fi, Güven B, Dogan G, Cakir M, Gülerman F, Dursun E, Kiyan E, Dogan AE and Kirbiyik F). Evaluation of malnutrition development risk in hospitalized children. Nutrition. 2018

Apr; 48:40-47. doi: 10.1016.

13. Yilmaz AE, Dogan G, Akelma AZ, Karabel M, Karabel D, Akca H, Erdur EA. Teething and affecting factors: experiences from Turkey. Minerva Pediatr. 2016Dec;68(6):427-434.

14. Andiran N, Celik N, Akça H, Dogan G. Vitamin D deficiency in children and adolescents. J Clin Res Pediatr Endocrinol. 2012;4(1):25-9.

15. Uras N, Karadag A, Tonbul A, Karabel M, Dogan G, Tath MM. Comparison of light emitting diode phototherapy and double standard conventional phototherapy for nonhemolytic neonatal hyperbilirubinemia. Turk J Med Sci 2009; 39(3): 337-341.

16. Uras N, Karadag A, Dogan G, Tonbul A, Tatli MM. Moderate hypernatremic dehydration in newborn infants: retrospective evaluation of 64 cases. J Matern Fetal Neonatal Med. 2007;20(6):449-52.

17. Yilmaz AE, Bilici M, Tonbul A, Karabel M, Dogan G, Tas T. Paediatric Halitosis and Helicobacter pylori Infection. J Coll Physicians Surg Pak. 2012 ;22(1):27-30.

. Dogan G, Akinci N,Sharifov R, Çakir FB, Sentürk H, Türk HM (2021). Surprise Diagnosis in An Adolescent With Chronic Kidney Disease: Questions/Answers.

Pediatric Nephrology, Doi:

10.1007/S00467-020-04850-7.

9. Agbas A, Aksu B, Dogan G, ikizceli T, Selçuk HND, Elevli M. A child with bilateral multiple renal cysts presenting with ascites and pleural effusion:

Questions/answers. Pediatr Nephrol.

2019

Sep;34(9): 1541-1542. doi: 10.1007/s00467-019-4196-3.

20. Yilmaz AE, Sarifakioglu E, Dogan G, Cakir B, Karabel M, Gorpelioglu C, Turkay S. Supernumerary nipple: should we be alert? Pediatr Int. 2010;52(4): 190-1.

21. Yilmaz AE,Sarifakioglu E,Gorpelioglu C, Karabel M, Dogan G. Puffy feet in an 11-month-old infant: a quiz. Milroy disease. Acta Derm Venereol. 2009;89(6):668, 670.

22. Odemis E,Karadag A, Tonbul A,Degirmencioglu H, Dogan G, Turkay S. Is rug shampoo a forgotten but continuing risk factor for Kawasaki disease? Med Hypotheses. 2007;68(6): 1416-7.

7.2. Articles published in other internationally refereed journals

1. Dogan G, Yavuz S, Aslantas H, Ozyurt BC, Kasirga E. Is low FODMAP diet effective in children with irritable bowel syndrome?

North

Clin

Istanb.

2020 Aug

14;7 (5):433-437.

doi:

10.14744/nci.2020.40326.

2. Dogan G, Yalin Sapmaz §, Cagan Appak Y, Öztürk M, Yigit Y, Kasirga E. Evaluation of the depression, anxiety levels and attitudes of mothers of children with celiac disease. Bakirkoy Med Journal Med J Bakirkoy 2020; 16(4):369-73 doi: 10.5222/BMJ.2020.36035.

3. Andan HH, Tas T, Dogan G, Yilmaz AE. Mean platelet volume as a diagnostic parameter of respiratory syncytial virus infection. J Exp Clin Med 2021; 38(3): 277-282 doi: 10.52142/omujecm. 38.13.

4. Asan N, Dogan G, Turkay S, Bilici M, Andiran N, Koca C. The Relationships of Cardiac Structures and Functions with Adiponectin, C-Reactive Protein, and Interleukin-6 Levels in Obese Children. Journal of Clinical And Experimental Investigations.2017;8(2)45-51.

5. Dogan G, Akgun O, Ozdemir S, Uzuner E, Poturoglu $. The Coexistence of Autoimmune Pancreatitis and Crohn's

Disease in an

Adolescent Case. Medeniyet Med J. 2020;35: Case Report

doi: 10.5222/MMJ.2020.02347 .

Sahin K, Dogan G. Acute Pancreatitis Associated with Rotavirus Infection and Review of The Literature. IMJ 2020;21(1):78-81.

7. Dogan G, Düzgün F, Yilmaz Ö, Ayhan S, Gülen H, Kasirga E. A rare cause of ascites: Eosinophilic Gastroenteritis. J Pediatr Res 2020;7 (3):264-6 DOI: 10.4274/jpr.galenos.2019.96636.

8. Dogan G, Düzgün F, Tarhan S, Appak YC, Kasirga E. Neonatal Cholestasis as Initial Presentation of Portosystemic Shunt: A Case Report. J Clin Exp Hepatol. 2016 Dec;6(4):331-334.

9. Appak YC, Günsar C, Dogan G, Tarhan S, Kasirga E. The Association of Choledochal Cyst and Pancreatitis: A Case Report and Review of the Literature. J Pediatr Res 2017;4(2):78-81.

10. Bilici M, Kara S, Turkay S, Dogan G, Aydemir S. Periodic Fever, Aphthous Stomatitis, Pharyngitis, Adenitis (PFAPA): An Important Cause of Recurrent Fever. Turkiye Klinikleri J Pediatr 2010; 19(2): 187-90.

7.3. Papers presented at international scientific meetings and published in proceedings

1. Arikan Ç, Ucku D, Suna DC, Dogan G, Kizilkan N, Polat E, Gerenli N, Toroslu E, Beger O, Cokugras FÇ. Frequency and Outcome of Eosinophilic Esophagitis in Children With Celiac Disease. 55th ESPGHAN Annual Meeting 17-20 May 2023 Vienna/Austria.

Ucku D, Kizilkan N, Gundogdu BS, Dogan G, Gerenli N, Toroslu E, Akkus E, Suna DC, Beser Ö, Cokugras FC, Arikan. Characteristics of Liver Involvement in Children With Celiac Disease: A Multicenter Retrospective Study. 55th ESPGHAN Annual Meeting 17-20 May 2023, Vienna/Austria.

Dogan G. Evaluation of Children with Celiac Disease. 8th International Trakya Family Medicine

Congress 6-10 March 2019, Edirne.

Dumandag F, Köse S, Dogan G. Evaluation of the Effect of Pre-Procedure Education Given to Children Undergoing Upper Gastrointestinal Endoscopy on Procedure Compliance and Anxiety Level.

1st International Rumi Pediatrics Congress (IRUPEC 2019) 4-7 December 2019, Konya.

Alkan F, Dogan G, Kasirga E, Coskun S. Evaluation of Cardiac Functions of Children with Celiac Disease.

2nd International Dr. Behçet Uz Pediatrics Congress, 1-4 March 2020, Izmir.

6. Dogan G, Baygut F, Kasirga E. Frequency of celiac disease in children with chronic constipation. 7th

International Trakya Family Medicine Congress 21-25 March 2018.

7. Beser OF, Cokugras FC, Vandenplas Y, Dogan G, Akgun O, Elevli M, Yilmazbas P ,Ocal M ,Bayrak NA, Sezer RG , Bozaykut A

, Celtik C, Polat E, Gerenli N , Bozlak S

, Civan HA, Saglam

NO, Hatipoglu SS, Özgürhan G

, Silistre ES, Solmaz B, Kutluk G, Genc HS, Onal H, Usta M,

Urganci N, Sahin A, Cam S

, Yildirim S

, Yildirim A. Prevalence and Clinical Characteristics of

Functional Gastrointestinal Disorders in Infants. 52nd ESPGHAN Annual Meeting 5-8 June 2019

Glasgow/ Scotland.

Dogan G, Orenay-Boyacioglu S, Caliskan M, Kasap E, Ayhan S, Kasirga E. microRNA Expression Profiling In Children With Coeliac Disease. 51st ESPGHAN Annual Meeting 9-12 May 2018, Geneva

9. Karakoyun M, Ozyurt G, Appak YC, Sapmaz SY, Dogan G, Baran M, Kasirga E. Adherence to diet treatment in adolescents with celiac disease and relationship of family functioning and psychiatric symptoms. 51st ESPGHAN Annual Meeting 9-12 May 2018, Geneva/ Switzerland.

10. Dogan G, Sapmaz $, Appak YC, Öztürk M, Yigit Y, Kasirga E. Evaluation of Psychological Situations, Quality of Life and Parental Attitudes of Children with Celiac Disease. 50th ESPGHAN Annual Meeting

10-13 May 2017, Prague / Czech Republic.

11. Dogan G, Sen S, Cavdar E, Mayal H, Özyurt B, Kurt E, Kasirga E. One more extraintestinal manifestation of Celiac disease: Retina? 50th ESPGHAN Annual Meeting 10-13 May 2017, Prague /

Czech Republic.

12. Appak YC, Sapmaz §, Dogan G, Herdem A, Özyurt B, Kasirga E. Clinical findings in children with functional constipation, evaluation of life quality, psychosocial status of patients and parents. 50th

ESPGHAN Annual Meeting 10-13 May 2017, Prague / Czech Republic.

7.4. International books written or book chapters

7.5. Articles published in national refereed journals

1. Dumandag F, Köse S, Dogan G. How Does Pre-Procedure Training Affect Adaptation and Anxiety Levels in Adolescents Undergoing Esophagogastroduodenoscopy?. Çocuk Dergisi - Journal of Child

2021;21(1): 1-6 DOI: 10.26650/jchild.2021.792285.

2. Gerçeker E, Kasirga HE, Dogan G, Soysal B. Retrospective Evaluation of Gastrointestinal Bleeding in Children Undergoing Upper and Lower Gastrointestinal Endoscopy. Sakarya Medical Journal 2021;11(1):53-60.

3. Karakoyun M, Ozyurt G, Appak YC, Sapmaz SY, Dogan G, Baran M, Kasirga E. Comparison of Psychiatric Features and Family Functioning in Adolescents with Celiac Disease and Healthy Adolescents.

Sakarya Medical Journal 2018;8(4):720-725.

4. Dogan G, Ayhan S, Yilmaz B, Appak YC, Dündar EP, Ecemis T, Ünal F, Kasirga E. The relationship between duodenal histopathology and strongly positive tissue transglutaminase antibodies in children with celiac disease.

Güncel Pediatri /J Curr Pediatr/ 2015;13:171-6.

Tonbul A, Uras N, Tayman C, Kara S, Dogan G, Tath MM. Factors affecting second hospitalization in neonatal nonhemolytic jaundice. Optimal Tip Journal. 2007;20(2):20-24.

6. Appak YC, Dogan G, Tarhan S, Ayhan S, Kasirga E. A Case of Crohn's Disease Admitted with Acute Abdomen. Medical Science and Discovery 2016; 3(2): 109-11.

Appak YC, Tarhan S, Dogan G, Kasirga E. Abernethy Malformation: A Rare Cause of Congenital Extrahepatic Portocaval Shunt. Türkiye Cocuk Hast Derg/Turkish J Pediat Dis / 2016; 1: 53-56.

Saraç F, Dogan G, Koyuncu A ,Aydin N, Duru HNS. A case report of a very late diagnosed gastric trichobezoar.

Soc.

J.

2020;34(2):75-8

Case

Report

Report

doi: 10.5222/JTAPS.2020.26122.

7.6. Papers presented at national scientific meetings and published in proceedings

Abstract Papers

1. Güney AZ, Dogan G. Evaluation of Lead Levels in Children with Chronic Constipation. 58th Turkish

Pediatrics Congress 9-13 May 2023, Cyprus.

Bayramova N, Dogan G, Kilic Ö, Baser Sinoplu ZE, Toprak A. Evaluation of the Psychological States of Mothers of Children with Food Protein-Induced Proctocolitis, Enteropathy, and Enterocolitis

Syndrome During Dietary Elimination Treatment in Relation to Their Children's Clinical Findings. 7th

Young Pediatricians Congress. 2-4 December 2022, Istanbul.

Dogan G, Boyacioglu SÖ, Caliskan M, Kasap E, Ayhan S, Kasirga HE. MicroRNA Expression Profiling in Children with Celiac Disease. 12th National Pediatric Gastroenterology, Hepatology and Nutrition Congress 18-21 April 2018, Izmir

4. Yalin SS, Dogan G, Appak YC, Öztürk M, Kasirga HE. Functional GI Disorders and Related

Psychosocial Factors, 12th National Pediatric Gastroenterology, Hepatology and Nutrition Congress 18-21

April 2018, Izmir.

5. Atash F, Dogan G, Civan HA, Duru NS, Elevli M. Evaluation of the Relationship Between Neutrophil/Lymphocyte Ratio (NLR) and Platelet/Lymphocyte

Ratio

(PLR)

and the Presence and Severity of Helicobacter Pylori

Gastritis

. 5th Young Pediatricians Congress. 29 November-01 December 2019, Istanbul.

Birinci H, Yolcu C, Dogan G, Elevli M. Comparison of Tp-E Interval and QT Dispersion Values of Children with Celiac Disease with Values of Healthy Children. Pediatric Gastroenterology Hepatology and

Nutrition Update Meeting 21-22 November 2019, Istanbul.

7. Ayça S, Dogan G. Evaluation of the Nutritional Status of Our Patients Diagnosed with Cerebral Palsy with Clinical Findings and Laboratory Data. Xth National Haseki Medical Congress. 12-15 September 2019, Sakarya. Boyacioglu SÖ, Caliskan M, Dogan G. Is There a Relationship Between Pediatric Celiac Disease and ARID1A, CTBP1 and NSD1

Chromatin Remodeling Gene Expressions? University of Health Sciences

3rd Gastroenterology Days 19-20 April 2019, Istanbul.

9. Aksu B, Dogan G. Retrospective Evaluation of Patients Diagnosed with Familial Mediterranean Fever in the Pediatric Gastroenterology Outpatient Clinic. University of Health Sciences 3rd Gastroenterology Days 19-20 April 2019, Istanbul

10. Ayça S, Dogan G, Yalin Sapmaz $, Erbay Dündar P, Kasirga E, Polat M. The Effect of Nutritional Intervention and Treatment of Gastrointestinal Symptoms on the Quality of Life of Families of Children with Neurodevelopmental Disorders. 7th Children's Friends Congress. 7-9 March 2019, Istanbul

11. Arslan B, Dogan G, Boyacioglu SÖ, Caliskan M, Elevli M. Evaluation of Serotonin, Ghrelin, Motilin Gene and Receptor Polymorphisms in Children with Functional Constipation. 8th Children's Friends

Congress. 12-14 March 2020, Istanbul

12. Dogan G, Yavuz S, Sahin G, Kasirga E. A Rare Cause of Neonatal Cholestasis: Aagenaes Syndrome.

Pediatric Gastroenterology, Hepatology and Nutrition Update Meeting 1-4 June 2017, Bodrum/Mugla.

13. Dogan G, Gökce S, Behzat S. The Relationship of Joint Involvement with Intestinal Disease. Consultation Culture in Pediatrics with Cases-II. From General Pediatrics to Pediatric Gastroenterology 31 May 2017, Bornova/Izmir.

5

Dogan G, Sen S, Gavdar E, Mayal H, Özyurt B, Kurt E, Kasirga E. Evaluation of Celiac Patients in Terms of Retinal Involvement. 11th National Pediatric Gastroenterology, Hepatology and Nutrition Congress 4-7 May 2016, Samsun

Other Papers

15. Dogan G, Keçeli M, Yavuz S, Topçu A, Kasirga E. The Use of Ultrasonographic Measurement of Rectal Diameter and Anterior Rectal Wall Thickness in the Diagnosis of Chronic Constipation in Children. 14th National Pediatric Gastroenterology, Hepatology and Nutrition Congress 12-15 May 2022, Cyprus.

16. Tekin N, Kömürc HE, Collak A, Molla Kafi HM, Dogan G. A Case with Severe Electrolyte Imbalance Diagnosed with Intestinal Lymphangiectasia. 14th National Pediatric Gastroenterology, Hepatology and Nutrition Congress 12-15 May 2022, Cyprus.

17. Babayeva T, Dogan G, Collak A, Türel Ö. Late-Diagnosed HIV Infection in a Severely Malnourished Child. 14th National Pediatric Gastroenterology, Hepatology and Nutrition Congress 12-15 May 2022, Cyprus.

18. Saraç F, Dogan G, Koyuncu A, Nurdan A, Selçuk DHN. A Case Report of a Very Late Diagnosed Gastric Trichobezoar. 2nd Young Perspective Congress, 2020; 34(2), 75-78.

19. Aksu B, Dogan G, Atash F, Sarag F, Agbas A, Elevli M. Incidentally Detected Median Arcuate Ligament Syndrome: A Case Report. 7th Children's Friends Congress. 7-9 March 2019, Istanbul.

20. Oguz D, Ataoglu E, Cebeci B, Dogan G, Emre §, Elevli E. A Case of Biliary Atresia Diagnosed Early Due to Suspected Prenatal Choledochal Cyst. 7th Children's Friends Congress. 7-9 March 2019, Istanbul

21. Bay ED, Yolcu C, Dogan G, Duru HNS, Elevli M. The Relationship Between High Liver Function Tests and Dilated Cardiomyopathy. 8th Children's Friends Congress. 12-14 March 2020, Istanbul.

22. Dogan G, Akkas M, Aksu B. Familial Mediterranean Fever as a Rare Cause of Cyclic Vomiting. 8th Children's Friends Congress. 12-14 March 2020, Istanbul

23. Dogan G, Akkas M, AkgünÖ, Arslan B, Elevli M. Celiac Disease as a Rare Cause in Two Cases Presenting with Gallstones. 7th Children's Friends Congress. 7-9 March 2019, Istanbul.

24. Dogan G, Atash F, Birinci H, Arikan C, Elevli M. A Rare Cause of Cholangitis: Caroli Disease. 7th Children's Friends Congress. 7-9 March 2019, Istanbul.

25. Dogan G, Okay B,

Elevli M. A Rare Cause of Steatorrhea: Pancreatic Hypoplasia. 7th Children's Friends

Congress. 7-9 March 2019, Istanbul.

26. Yolcu C, Dogan G, AkgünÖ, Duru HNS, Elevli M. A Rare Disease Presenting with Pericardial Effusion:

Anorexia Nervosa. 7th Children's Friends Congress. 7-9 March 2019, Istanbul.

27. Dogan G, Atash F, Arslan B, Birinci H, Duru HNS. A Lymphoma Case Presenting with Hematemesis. 4th Young Pediatricians Congress. 30 November-02 December 2018, Istanbul.

28. Dogan G, Düzgün F, Yilmaz Ö, Ayhan S, Gülen H, Kasirga E. A Rare Cause of Ascites: Eosinophilic Gastroenteritis.

National Pediatric Gastroenterology, Hepatology and Nutrition Congress. 18-21 April

2018. Cesme/ Izmir.

29. Dogan G, Arslan B, Barut SG, Agbas A, Elevli M. From Pyuria to Diagnosis of Crohn's Disease. 6th Children's Friends Congress. 8-10 March 2018, Istanbul.

30. Aksu B, Dogan G, Agbas A, Kaya ÖB, Elevli M. A Rare Case: Autosomal Recessive Polycystic Kidney Disease. 6th Children's Friends Congress. 8-10 March, Istanbul.

31. Dogan G, Düzgün F, Tarhan S, Appak YC, Kasirga E. A Rare Cause of Neonatal Cholestasis: Intrahepatic Portosystemic Shunt. 11th National Pediatric Gastroenterology, Hepatology and Nutrition Congress

4-7 May 2016, Samsun.

32. Dogan G, Yilmaz Ö, Appak YC, Ayhan S, Kasirga E. A Rare Localization of Meckel's Diverticulum:

Mesenteric Meckel's Diverticulum. 58th Turkish National Pediatrics Congress 22-26 October 2014, Antalya.

Appak YC, Genç A, Dogan G, Demirtürk C, Babaeren E, Kasirga E. Button Battery in the Esophagus

as a Cause of Dysphagia. 58th Turkish National Pediatrics Congress 22-26 October 2014, Antalya

1. Dogan G, Ayhan S, Yilmaz B, Appak ÇY, Dündar EP, Ecemis T, Ünal F, Kasirga E. The Relationship Between Duodenal Histopathology and Strongly Positive Tissue Transglutaminase Antibodies in Children with Celiac Disease. 57th

Turkish National Pediatrics Congress 30 October-3 November 2013, Antalya.

35. Appak YC, Bulut O, Ayhan S, Dogan G, Kasirga E. Coexistence of Celiac Disease and Eosinophilic Esophagitis:

A Case Report. 57th Turkish National Pediatrics Congress 30 October-3 November 2013, Antalya.

. Other publications (Book/Book Chapters)

Dogan G, Kasirga E. Upper and Lower Gastrointestinal System Flexible Endoscopy. Geng A, editor. Endoscopies in Pediatric Surgery. 1st Edition. Ankara: Türkiye Klinikleri; 2023. p.7-18.

- Current Approaches to Pediatric Diseases, Chapter title: Approach to Elevated Transaminases (2022). Dogan ;., Beser . Editor: Prof. Dr. Nevin Hatipoglu, Prof. Dr. Berna Saylan Cevik, Assoc. Prof. Dr. Atiye Fedakar, Dr. Evin Cambaz Kurt. Selen Publishing, Istanbul, pp.955-966.

3- Tanriverdi M, Collak A, Dogan G. Swallowing Function Disorders, Gastroesophageal Reflux and Respiratory Tract Diseases. Cakir E, editor. Non-Infectious Airway Diseases in Children. 1st Edition. Ankara: Türkiye Klinikleri; 2022. p. 103-10.

4- Dogan G. Steps to Follow in the Presence of Ongoing Symptoms in a Child with Acute Diarrhea. Türel Ö, editor.

Acute Gastroenteritis in Childhood: Misconceptions Thought to Be True. 1st Edition. Ankara: Türkiye Klinikleri; 2021.

5- Nutrition from A to Z in Children. Chapter title: Food Safety and Foodborne Diseases (2020). Dogan

G. Editor: Prof. Dr. Ozan Özkaya, Assoc. Prof. Dr. Murat Sütçu, Assist. Prof. Dr. Halil Ugur Hatipoglu, Akademisyen

Publishing House, Edition: 1, Number of Pages 13, ISBN:978-625-710-635-1.

6- Dogan G, Kasirga E. Nutrition of Children with Neurological Problems. Turkiye Klinikleri J Pediatr Sci 2017;13(3):201-205.

7- Appak YC, Dogan G, Kasirga E. Türkiye Klinikleri. Treatment of Constipation Accompanying Bladder Dysfunction. Turkiye Klinikleri J Pediatr Surg-Special Topics 2016;6(2): 109-15.

8. Projects

1- MicroRNA Expression Profiling in Children with Celiac Disease, scientific research project supported by Higher Education Institutions,

Principal Investigator: Hasan Erhun Kasirga, Researcher: Güzide

Dogan, Researcher: Seda

Örenay Boyacioglu, Researcher: Semin Ayhan, Researcher: Elmas Kasap, Researcher: Metin Caliskan.

26/09/2016 - 26/03/2018

2- Multicenter Drug Screening Study Determining the Frequency of Duchenne Muscular Dystrophy and Late-Onset

Pompe Disease in Children with Unexplained Elevated Transaminases, Other (National), Researcher: Güzide Dogan, Researcher: Zarife Kuloglu, Researcher: Ceyda Tuna Kirsaglioglu,

Researcher: Buket

Dalgiç,

Researcher: Kamercan Ceylan,

Researcher: Fatma Ilknur

Varol,

Researcher: Hasan Ozen,

Researcher: Hülya

Demir, Researcher: Hayriye Hizarcioglu Gülsen,

Researcher: Coskun Celtik, Researcher: Nelgin Gerenli, Researcher: Selim Gökçe, Researcher: Tanju

Basarir Ozkan, Researcher: Taner Ozgür, Researcher: Gökhan Tümgör, Researcher: Sibel Yavuz,

Researcher: Yasin Sahin, Researcher: Suna Selbuz, Researcher: Atakan Comba, Researcher: Manya Sultan Tosun, Researcher: Halil Haldun Emiroglu, Researcher: Meltem Gümüs, Researcher: Necati

Balamtekin, Researcher: Gonca Handan Üstündag, Researcher: Eda Somuncu, Researcher: Samil Hizli,

Researcher: Ali Islek, Researcher: Cigdem Arikan, Researcher: Nuray Uslu Kizilkan, Researcher: Mehmet

Oguz Canan, Researcher: Aysen Uncuoglu, Researcher: Yusuf Aydemir, Researcher: Eylem Sevinç,

Researcher: Erkan Dogan, Researcher: Tülay Erkan. 01/04/2019- 31/12/2021.

3- Evaluation of Serotonin, Ghrelin, Motilin Gene and Receptor Polymorphisms in Children with Functional Constipation,

scientific research project supported by Higher Education Institutions,

Researcher: Bengü Arslan,

Researcher: Güzide Dogan, Researcher: Seda Boyacioglu Örenay,

Researcher: Caliskan Metin, Principal Investigator: Murat Elevli. 20/09/2018 - 19/03/2019

7

Frequency of Cholesterol Ester Storage Disease in Unexplained Chronic Elevated Transaminases and Chronic Liver Disease,

Other (International),

Principal Investigator: Zarife Kuloglu, Researcher: Güzide Dogan,

Researcher: Aydan Kansu, Researcher: Suna Selbuz, Researcher: Ayhan Gazi Kalayci, Researcher: Esra

en, Researcher: Gülseren Sahin Evirgen, Researcher: Ferda Ozbay Hosnut, Researcher: Ceyda Tuna

saçlioglu, Researcher: Aytaç Yaman, Researcher: Kaan Demirören, Researcher: Buket Dalgic,

Researcher: Neslihan Eksi Bozbulut, Researcher: Hasan Erhun Kasirga, Researcher: Zerrin Önal,

Researcher: Ali Islek, Researcher Nafiye Urganci, Researcher: Ayse Merve Usta, Researcher: Tanju Basarir Ozkan, Researcher: Taner Ozgür, Researcher: Özlem Durmaz, Researcher: Mustafa Serdar Cantez,

Researcher: Mustafa

Researcher: Duran.

Researcher: Neslihan

Karacabey,

Researcher: Ishak Abdurrahman Isik, Researcher: Cigdem Omür Ecevit, Researcher: Gülin Erdemir,

Researcher: Yesim Öztürk, Researcher: Pinar Kuyum, Researcher: Necati Balamtekin, Researcher: Figen

Ozçay, Researcher: Meltem Gülsan, Researcher: Halil Haldun Emiroglu, Researcher: Gonca. 01/01/2015 -

31/01/2017

Memberships

  • ESPGHAN (European Society for Paediatric Gastroenterology, Hepatology and Nutrition)
  • Turkish Society of Pediatric Gastroenterology, Hepatology and Nutrition
  • Turkish Association for the Study of the Liver

Scientific Activities

  • Over 50 articles published in international and national peer-reviewed journals
  • Over 80 presentations delivered at international and national scientific meetings and published in conference proceedings
  • Participation in multi-center projects
  • Authorship of book chapters and congress presentations on pediatric gastroenterology, hepatology, and nutrition