Best Ultrasound gastroenterologists in Istanbul: TOP 94 doctors

Doctor Yesim Yildirim is an oncologist certified by the European Society of Medical Oncology (ESMO). Affiliated with numerous hospitals in the United States and Turkey, including the University of Maryland Medical Center, Johns Hopkins Hospital and Memorial Sisli Hospital. She has over 20 years of experience and has a special interest in preventive medicine, diabetes, and hypertension. Holds an MBA in Healthcare Management and shares her expertise with Bookimed from 2022.

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Dr. X was born in 1974 and graduated from Istanbul University's Istanbul School of Medicine in 1997. She has won awards for her work and has participated and presented at numerous national and international congresses. She specializes in Supervision of Pregnancy and Delivery, Supervision of high-risk pregnancy, Diagnosis and Treatment of Urinary Incontinence, In, Laparoscopic Surgery, Hysteroscopic Surgery, Pelvic floor surgery, and Genital Aesthetic Surgery. She has worked at Delta Hospital, Çengelköy Ülkü Hospital, and Umraniye Training and Research Hospital.

Dr. Tarık Akar graduated from Cerrahpaşa School of Medicine, Istanbul University in 2000 and was granted the title of “Internist” in 2004. He has published 19 international papers, 6 local papers, and 25 local and international congress presentations. His fields of medical interest include Achalasia, ESD, ERCP, Zenker’s Diverticulum, and Gastroparesis.

Dr. Ebru Öztürk Öksüz is a gynecologist and obstetrician with over 12 years of experience. She is a member of the Turkish Society of Gynecology and Obstetrics (TJOD) and has worked at Istanbul Üniversitesi Cerrahpaşa Medical School, Meltem Hospital and Memorial Hospital.

Assoc. Prof. Nuri Alper Şahbaz is an experienced doctor with medical education from Istanbul University, Cerrahpaşa Faculty of Medicine, and scientific and clinical experience from Baylor College of Medicine and The University of Texas Medical School. He is specialized in endocrine surgery (thyroid, parathyroid, adrenal gland and neuroendocrine tumors) and has performed over 2000 successful surgeries in this area. He also specializes in laparoscopic and minimally invasive surgeries, as well as in diagnostic and therapeutic gastrointestinal sy endoscopy.

Dr. is a cardiovascular surgeon with expertise in coronary bypass surgery, minimally invasive heart surgery, beating heart bypass surgery, redo valve surgery, aortic surgery, aneurysm surgery, aortic dissection surgery, peripheral surgery techniques and heart transplantation. They have undergraduate and expertise qualifications from Erciyes University Faculty of Medicine and Çukurova University Faculty of Medicine respectively, and have acted as an associate professor at Kartal Koşuyolu High Specialization Training and Research Hospital. They have trained and worked in institutions such as Bilecik State Hospital, Çukurova University Thoracic and Cardiovascular Surgery Clinic Faculty of Medicine, Kocaeli SSK Hospital Cardiovascular Surgery Clinic, Istanbul Süreyyapaşa SSK Hospital Cardiovascular Surgery Clinic, Istanbul Paşabahçe SSK Hospital Cardiovascular Surgery Clinic and Kartal Kosuyolu High Specialization Training and Research Hospital.

Op. Dr. Merve Karlı has completed her medical education at Eskişehir Osmangazi University Faculty of Medicine, Bakırköy. She received her specialist training at Sadi Konuk Training and Research Hospital.

She has performed over 1000 operations in the fields of benign anorectal diseases, laparoscopic / open hernia surgery, breast diseases, trauma and emergency surgery. She has certifications on endoscopic procedures.

MEDICAL INTERESTS

• Breast Diseases
• Benign Anorectal Diseases
• Laparoscopic and Open Hernia Surgery
• Endoscopy (Gastroscopy, Colonoscopy, PEG Insertion)

Prof. Erhun Eyüboğlu is an experienced surgeon specializing in cancer and obesity surgery, particularly the Whipple procedure for pancreatic cancer. He has lectured at Johns Hopkins University and Istanbul University Cerrahpaşa Faculty of Medicine.

Medical Field of lnterest

Invitro , Repeated ivf failure, Recurrent miscarriage, Rive immunology, Labioplasty ,Vaginoplasty

Memberships

• Turkish Medical Association

• Turkish Society of Gynecology and Obstetrics(TJOD)

• Society for and In (TUBID)

• European Society for Human Rion and Embryology (ESHRE)

Courses and Training Programs Attended

1. Experimental Animal Use and Ethical Approach - Marmara University Faculty of Medicine 2003

2. Early Pregnancy Ultrasound Course - Istanbul 2004

3. Neonatal Resuscitation Program -Istanbul 2004

4. Basic Statistics Training Course - Marmara University Faculty of Medicine 2004

5. 3D Vienna International School of 3D Ultrasonography - Vienna 2005

6. 8th Turkish-German Gynecology Congress- Colposcopy Course -Antalya 2009

7. Colposcopy Course- TJOD Istanbul Branch 2009

8. Health Law Certificate Program - Istanbul 2010

9. Expert Witness Training Program in Cases Arising from Medical Interventions - Istanbul 2014

10. Ovulation Induction Course- 4th Acibadem Days- Istanbul 2016

11. Emergency Obstetric Care Clinician Training - Ministry of Health - 2019

12. Aesthetic Genital Surgery Fellowship - The British Academy of CME- 2023

13. International Cosmetic and Functional Gynecology- ISAGSS- 2023

Dr. Kemal Raşa is a highly experienced General Surgeon specializing in Modern Thyroidology & Laparoscopic Surgery with 23 years of experience. He is affiliated with several medical associations and has published several papers in his field.

Medical Interests and Activities 

Arterial Revasculaisation in Coronary Bypass Surgery 

Major Artery Surgery 

Congenital Heart Surgery 

Education and Experience 

1985 – 1991 Istanbul University, Çapa Faculty of Medicine, (Doctor of Medicine) 

1990 Kinderspital Basel, Switzerland, Pediatrics. 

1992 – 1997 Istanbul University, Institute of Cardiology, Department of Cardiovascular Surgery, (Residency) 

1997 – 2004 Istanbul University, Institute of Cardiology, Department of Cardiovascular Surgery, (Cardiovascular Surgeon) 

2004 – 2006 Selçuk University, Meram Faculty of Medicine, Department of Cardiovascular Surgery, (Assistant Professor) 

2006 – 2007 Selcuk University, Meram Faculty of Medicine, Department of Cardiovascular Surgery, (Associate Professor) 

2007 – 2013 Florence Nightingale Hospital, Department of Cardiovascular Surgery 

2015 – Liv Hospital Ulus 

Memberships 

Turkish Society of Cardiovascular Surgery 

Turkish Society of Cardiology 

European Society of Vascular Surgery 

National Society of Vascular Surgery

Research and Publications 

International Journal Papers: 24

National Journal Papers: 25 

Book Chapters: 5 

Various International and National Conference Proceedings: Above 50

Neurosurgery Training: Gazi University, Department of Neurosurgery, 2011 

H index: 10, I10 Index: 12 Citations: 296

 Dr Mehmet Tonge has international and nationwide 32 publications, 12 book chapters, 92 oral and poster presentations and 41 invited lectures, mostly on Stereotactic and Functional Neurosurgery. 

Work & Training experience:

2004-2011: Gazi University, Department of Neurosurgery (Residency)

 2008: Zurich University Hospital, Department of Neurosurgery (Intraoperative MRI applications), Switzerland 

2008: Zurich University Hospital, Department of Neurosurgery: Microneurosurgery, white matter dissection, interventional neuroradiology courses, Switzerland 

2011 – 2012: Sinop Ataturk State Hospital, Neurosurgeon

 2012 – 2013: Cankiri State Hospital, Neurosurgeon 

2013 – 2014: Istanbul Medipol University, Department of Neurosurgery & Gamma Knife Center (Ass Prof) 

2013 – now: Maastricht University Neurosurgery & Neuroscience Department (Visiting scientist, PhDc) The Netherlands 

2014: Maastricht University, The Netherlands: Deep Brain Stimulation Fellowship 2014-2018: Istanbul Memorial Hospital Neurosurgery: Staff Neurosurgeon

 2016-2018: Istanbul Florence Nightingale Hospital (Consultant, Gamma Knife Center) 

2018-now: Istanbul Medipol University (Stereotactic & Functional Neurosurgery, Gamma Knife Center) Ass. Prof.) 

Dr Mehmet Tonge has completed 4-year cycle EANS (European Association of Neurosurgical Societies) Training courses. 

Clinical areas of interest:

 • Stereotactic & Functional Neurosurgery

 • Surgery for movement disorders

• * MR Guided Focused Ultrasound (MRgFUS)

 • Gamma Knife Radiosurgery 

• Surgery for pain & spasticity 

• Psychosurgery

Research areas of interest: 

• Deep brain stimulation

• * MR Guided Focused Ultrasound (MRgFUS)

 • Stereotactic radiosurgery 

Administrative duties:

 • Turkish Neurosurgical Society, Sterotactic & Functional Neurosurgery Section: Board member 2015- 2017 

• Turkish Neurosurgical Society, Sterotactic & Functional Neurosurgery Section: Board member (Secretary) 2017-2019

 • Turkish Skull Base Society: Board member 2016-2018

 • Turkish Skull Base Society: Supervisory board member 2018-2020

 • Deep Brain Stimulation and Movement Disorders Surgery Society: Executive Board Member, (Accountant) 2023-still 

Memberships: 

• WSSFN (World Stereotactic & Functional Neurosurgery Society) 

• ESSFN (European Stereotactic & Functional Neurosurgery Society)

 • Deep Brain Stimulation and Movement Disorders Surgery Society

 • Deep Brain Stimulation Society 

• International Stereotactic Radiosurgery Society 

• Leksell Gamma Knife Society 

• EANS (European Association of Neurosurgical Societies) 

• Turkish Neurosurgical Society

• Turkish Skull Base Society

Sample Publications: 

1. Tonge M. Technological developments in electric based DBS. Deep Brain Stimulation 2024 4(36-41) DOI: https://doi.org/10.1016/j.jdbs.2023.12.001 

2. Akgul E, Onan HB, Islek I, Tonge M, Durmus Y, Barburoglu M, Azizova A, Erol C, Hakyemez B, Sencer S, Aydin K, Arat A. Flow diverter stents in the treatment of recanalized intracranial aneurysms. Interv Neuroradiol. 2021 Aug;27(4):481-489. doi: 10.1177/1591019921990507. Epub 2021 Jan 28. PMID: 33509011; PMCID: PMC8580529. 

3. Mulders AEP, Temel Y, Tonge M, Schaper FLWVJ, van Kranen-Mastenbroek V,Ackermans L, Kubben P, Janssen MLF, Duits A. The association between surgical characteristics and cognitive decline following deep brain stimulation of the subthalamic nucleus in Parkinson's disease. Clin Neurol Neurosurg. 2021 Jan;200:106341. doi: 10.1016/j.clineuro.2020.106341. Epub 2020 Nov 3. PMID: 33160716. 

4. Wetzelaer P, Vlis T, Tonge M, Ackermans L, Kubben P, Evers S, Kocabicak E, Temel Y. Management of Hardware Related Infections after DBS Surgery: A Cost Analysis. Turk Neurosurg. 2018;28(6):929- 933. doi: 10.5137/1019-5149.JTN.21511-17.1. PMID: 29465741. 

5. Bedirli N, Emmez G, Ünal Y, Tönge M, Emmez H. Effects of positive end- expiratory pressure on intracranial pressure during pneumoperitoneum and Trendelenburg position in a porcine mode. Turk J Med Sci. 2017 Nov 13;47(5):1610-1615. doi: 10.3906/sag-1609-17. PMID: 29152942. 

6. Sari R, Tonge M, Bolukbasi FH, Onoz M, Baskan O, Silav G, Elmaci I. Management of Failed Cranioplasty. Turk Neurosurg. 2017;27(2):201-207. doi: 10.5137/1019-5149.JTN.15395-15.0. PMID: 27593759. 

7. Tonge M, Kocabicak E, Ackermans L, Kuijf M, Temel Y. Final Electrode Position in Subthalamic Nucleus Deep Brain Stimulation Surgery: A Comparison of Indirect and Direct Targeting Methods. Turk Neurosurg. 2016;26(6):900-903. doi: 10.5137/1019-5149.JTN.13739-14.1. PMID: 27337232. 

8. Tonge M, Ackermans L, Kocabicak E, van Kranen-Mastenbroek V, Kuijf M, Oosterloo M, Kubben P, Temel Y. A detailed analysis of intracerebral hemorrhages in DBS surgeries. Clin Neurol Neurosurg. 2015 Dec;139:183-7. doi: 10.1016/j.clineuro.2015.10.017. Epub 2015 Oct 23. PMID: 26513430. 

9. Silav G, Bölükbaşı FH, Özek E, Tönge M, Önöz M, Elmacı İ. A Simple Technique for Bone Storage after Decompressive Craniectomy in Children. Pediatr Neurosurg. 2015;50(3):161-4. doi: 10.1159/000381748. Epub 2015 May 14. PMID: 25998533. 

10. Yilmaz MB, Donmez H, Tonge M, Senol S, Tekiner A. Vertebrojugular arteriovenous fistula and pseudoaneurysm formation due to penetrating vertebral artery injury: case report and review of the literature. Turk Neurosurg. 2015;25(1):141-5. doi: 10.5137/1019-5149.JTN.8247-13.1. PMID: 25640560. 

11. Kurt G, Tönge M, Çeltıkçı E, Çapraz I, Serdaroğlu A, Bılır E. Surgery for intractable temporal lobe epilepsy: experience of a single institution. Turk J Med Sci. 2014;44(5):866-70. doi: 10.3906/sag-1307- 30. PMID: 25539559. 

12. Yılmaz MB, Tönge M, Emmez H, Kaymaz F, Kaymaz M. Neuroprotective effects of quetiapine on neuronal apoptosis following experimental transient focal cerebral ischemia in rats. J Korean Neurosurg Soc. 2013 Jul;54(1):1-7. doi: 10.3340/jkns.2013.54.1.1. Epub 2013 Jul 31. PMID: 24044072; PMCID: PMC3772279. 

13. Yilmaz MB, Egemen E, Tonge M, Kaymaz M. Transoral protrusion of a peritoneal catheter due to gastric perforation 10 years after a ventriculoperitoneal shunting: case report and review of the literature. Turk Neurosurg. 2013;23(2):285-8. doi: 10.5137/1019-5149.JTN.4904-11.1. PMID: 23546921. 

14. Omerhodzic I, Tonge M, Matos B, Musabeliu E, Raspanti C, Ferdinandov D, Galimova R, Muroi C, Balik V, Kursumovic A. Neurosurgical training programme in selected European countries: from the young neurosurgeons' point of view. Turk Neurosurg. 2012;22(3):286-93. doi: 10.5137/1019- 5149.JTN.5133-11.0. PMID: 22664994. 

15. Ergun E, Kurt G, Tonge M, Aytar H, Tas M, Baykaner K, Ceviker N. Effects of phenytoin sodium on dura mater healing in a rat model of CSF leakage. Turk Neurosurg. 2011;21(4):471-6. PMID: 22194102. 

16. Emmez H, Tonge M, Tokgoz N, Durdag E, Gonul I, Cevıker N. Radiological and histopathological comparison of microporous polysaccharide hemospheres and oxidized regenerated cellulose in the rabbit brain: a study of efficacy and safety. Turk Neurosurg. 2010 Oct;20(4):485-91. doi: 10.5137/1019- 5149.JTN.3300-10.2. PMID: 20963698. 

17. Emmez H, Yildirim Z, Kale A, Tönge M, Durdağ E, Börcek AO, Uçankuş LN, Doğulu F, Kiliç N, Baykaner MK. Anti-apoptotic and neuroprotective effects of α-lipoic acid on spinal cord ischemiareperfusion injury in rabbits. Acta Neurochir (Wien). 2010 Sep;152(9):1591-600; discussion 1600-1. doi: 10.1007/s00701-010-0703-9. Epub 2010 Jun 10. PMID: 20535507. 

18. Kurt G, Tonge M, Börcek AO, Karahacioglu E, Gurel O, Baykaner K, Ceviker N, Aykol S. Fractionated gamma knife radiosurgery for optic nerve tumors: a technical report. Turk Neurosurg. 2010 Apr;20(2):241-6. doi: 10.5137/1019-5149.JTN.1681-09.3. PMID: 20401852. 

19. Emmez H, Kale A, Tönge M, Cakir A, Ceviker N. Two meningiomas with different histological grades in the same patient. Case report. Neurol Med Chir (Tokyo). 2010;50(8):686-8. doi: 10.2176/nmc.50.686. PMID: 20805656.