Page 7 - Best Ultrasound doctors: TOP 482 doctors

Dr. Harald Rosen is a leading abdominal surgeon. He specializes in endocrine, gastrointestinal, liver, colon, and bariatric surgeries. His expertise includes complex procedures such as sleeve gastrectomy and gastric anastomosis. Dr. Rosen is known for his research on improving the quality of life for rectal cancer patients after surgery. He also has a strong academic background in surgical oncology, with a focus on gastroenterology and breast cancer.

Dr. Rosen is President of the European Society of Surgery. He is also a Professor of Surgery at Vienna Medical School. He is accredited by the European Council for Surgical Qualifications and the Austrian Medical Council. Dr. Rosen has performed over 5,000 advanced surgeries with excellent results. He has published widely and is often invited as a visiting professor around the world.

Prof. Andreas Gross is a TOP German urologist specializing in the treatment of prostate, bladder, renal, and testicular cancer, as well as benign prostate enlargement and urinary calculi. He and his team use minimally invasive operations and complex surgical intervention to offer organ-preserving therapies for men, women, and children.

Education and Specialization

• Bachelor’s Degree in Medicine (English) – Hacettepe University, 1997
• Master’s Degree – Department of Internal Medicine, Akdeniz University, 2004
• Ph.D. / Proficiency / Medical Specialization – Division of Gastroenterology, Akdeniz University, 2007

Experience

• Akdeniz University Faculty of Medicine 1998/2004
• Akdeniz University Faculty of Medicine  2004/2007
• Urfa Training and Research Hospital 2008/2009
• Akdeniz University Faculty of Medicine, Department of Internal Medicine, Division of Gastroenterology  2010/2011
• Akdeniz University Faculty of Medicine, Department of Internal Medicine, Division of Gastroenterology 2011/2013
• Akdeniz University Faculty of Medicine, Department of Internal Medicine, Division of Gastroenterology 2013/2017
• Medical Park Antalya Hospital, Gastroenterology Department and Organ Transplant Center

Education and Specialization

• 2006: Kocaeli University Faculty of Medicine
• 2014: Akdeniz University Faculty of Medicine, Internal Medicine
• 2018: Akdeniz University Faculty of Medicine, Medical Oncology

Experience

• 2006 - 2008: Konya Derebucak District Hospital
• 2009 - 2015: Akdeniz University Hospital
• 2015: Antalya Kaş State Hospital
• 2015 - 2016: İnönü University Faculty of Medicine
• 2016 - 2021: Akdeniz University Hospital
• 2021 - 2023: Antalya Training and Research Hospital

Pediatrician, Pediatric Gastroenterology and Nutrition Specialist

Education

Yeditepe University School of Medicine

Professor of Pediatrics (Chair of the Department)

2004 - 2007

Dokuz Eylül University School of Medicine

Pediatric Gastroenterology Sub-specialty

1995 – 1998

Hacettepe University School of Medicine

Pediatrics Instructor

1985 - 1987

Professional Experience

Ataşehir Florence Nightingale Hospital

Pediatrician, Pediatric Gastroenterology

2017 – Present

Kadıköy Şifa Ataşehir Hospital

Pediatric Gastroenterology and Nutrition

2013 – 2017 

Dokuz Eylül University School of Medicine

Professor of Pediatrics

1994 – 2004

Publications

Cevik N, Buyukgebiz B. Interaction between human blood group (ABO) substances and enteropathogenic

bacterial agents. Turk J Pediatr. 1987. Link

Buyukgebiz B, Ozalp I, Oran O. Investigation of serum vitamin A levels of children who had a history of

recurrent diarrhoea. J Trop Pediatrics. 1990. Link

Languages

Turkish: Native

English: Advanced

Dr. Cenk İndelen is a cardiovascular surgery specialist. He has practiced since 2002. He has worked at Istanbul Florence Nightingale Hospital since 2025. He completed his residency in thoracic, cardiovascular, and vascular surgery at Kocaeli University (1996–2002). He became an associate professor in 2023.

His focus is patient blood management and cardiothoracic optimization. He has published on transfusion cost-effectiveness and PBM implementation (Cardiovasc J Afr, 2023). He has also reported on the economics of aortic valve replacement (Heart Surg Forum, 2023) and techniques in coronary, mitral, and aortic surgery. His work also appears in JAMA (2023), Crit Care Med (2025), and Transfusion (2025).

Accreditations and memberships: Orsi da Vinci robotic console training (Belgium, 2014). Koç University Animal Use Certificate (2017). Society for the Advancement of Patient Blood Management course (2020). Publons Peer Reviewer course (2020). Member of the Turkish Society of Cardiovascular Surgery, ISMICS, the ERAS Society, the Blood Transfusion Society, the Society for the Advancement of PBM, and ASCVTS.

Education and Career

2019 – today 

İstanbul Florence Nightingale Hospital

Cardiovascular Surgery

2017 - 2018

Bayrampaşa Kolan Hospital

Professor of Cardiovascular Surgery

2015 - 2017

GOP Medical Park

Cardiovascular Surgery

2013

University of Hannover-Freiburg

Cardiovascular Surgery

2012 - 2014

Koşuyolu Heart Training and Research Hospital

Heart Transplantation

2012

Toronto General Hospital

Cardiovascular Surgery

1996 - 2005

Uludağ University Faculty of Medicine

Cardiovascular Surgery Specialist, Associate Professor, Professor

1996 - 2015

Uludağ University Faculty of Medicine

Specialist, Assistant Professor, Associate Professor, Professor

1995 - 1996

GATA Haydarpaşa Training Hospital (Military Service)

1988 - 1994

Uludağ University Faculty of Medicine

Cardiovascular Surgery Residency 

Education

2005 – M.D., Istanbul University, Istanbul Faculty of Medicine

2010 – Internal Medicine Specialization, Haseki Training and Research Hospital

2021 – Gastroenterology Subspecialty Training, Sakarya University Faculty of Medicine

Academic & Professional Experience

Assistant Professor, Istanbul Florence Nightingale Hospital

Assistant Professor, Istanbul Bilim University Faculty of Medicine

Assistant Professor, Istanbul Yeni Yüzyıl University Faculty of Medicine

Head of Department, Giresun University Faculty of Medicine

Scientific Publications

Dr. Acar has authored over 20 international peer-reviewed articles in the fields of internal medicine and gastroenterology. Her notable contributions include studies and case reports on:

Gastrointestinal bleeding management in anticoagulant users

Rare GI cases such as bezoars, aortoesophageal fistulas, and massive hemorrhagic ascites

Liver transplantation complications, including graft-versus-host disease

The role of (pro)hepcidin in IBD-related anemia

Endoscopic interventions for acute GI bleeding

Covid-19 treatment agents and their GI implications in Turkey

(Full publication list available upon request)

Clinical Expertise

Gastrointestinal bleeding & endoscopic procedures

Hepatology & liver disease management

Inflammatory bowel diseases (IBD)

Complex GI case diagnostics

Post-transplant GI complications

Diabetic GI and cardiovascular comorbidities

Professor Dan Grisaro is a leading Israeli specialist in gynecological cancer diagnosis and treatment, specializing in ovarian cancer, uterine cancer, and cervical cancer. He has senior physician, head of department and lecturer experience at various medical centers and universities. He has held 39 presentations and is the author of 83 published scientific articles, and is a member of various professional societies.

Education: 

Degree                       Program                                             University                   Year

Bachelor                     Medical Sciences                               İstanbul University     1995

Master Degree           Medical Sciences                               İstanbul University     1997

Doctorate and expertise in medicine

Istanbul Faculty of Medicine, Department of Neurology     İstanbul University     2004

Assistant professor     

İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University        2009

Associate professor

İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University        2011

Clinical Neurophysiology Subspecialty          

İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University        2011

PhD Thesis:

INVESTIGATION OF ANTI-GANGLIOSIDE AND ANTI-GLUTAMIC ACID DECARBOXYLASE ANTIBODIES IN JUDICIAL MYOCLONIC EPILEPSY AND INVESTIGATION OF SUBCLINIC ANTERIOR HORN INVOLVEMENT BY ESTIMATE MOTOR UNIT COUNT METHOD-2002

Experience

Research Assistant 

Department of Neurology, Istanbul Faculty of Medicine, Istanbul University        1998-2004

Specialist

Şişli Florence Nightingale Hospital, Department of Neurology       2004-2009

Assistant Professor

Istanbul Bilim University, Faculty of Medicine, Department of Neurology 2009-2011

Assoc. Prof.     

Şişli Florence Nightingale Hospital Department of Neurology 

İstanbul Florence Nightingale Hospital 

Memberships to Scientific Organizations:

Turkish Medical Association

Turkish Neurology Association

Turkish Association for Combating Epilepsy

Turkish Clinical Neurophysiology EEG-EMG Association

Association of Child Neurology and Neuroimmunology

Awards:

Clinical Neurophysiology Congress (Antalya-2013): First prize for the poster paper titled "Continuous Video-EEG Monitoring Findings and Clinical, Laboratory and Imaging Characteristics of Patients Monitored in the Neurology Intensive Care Unit Due to Alertness Defect"

National Epilepsy Congress (Muğla-2012): "Does Semiology Tell Us the Origin of Seizures Consisting Mainly of Alteration of Consciousness?" Kenan Tükel publishing award for his publication

National Epilepsy Congress (Izmir- 2008): First prize in the field of epilepsy congress publications with the publication titled "Reduced axon number in Juvenile Myoclonic Epilepsy demonstrated by motor unit number estimation analysis"

National Epilepsy Congress (Ankara- 2004): First prize in the field of epilepsy congress publication with the publication titled "No association of anti-gm1 and anti-gad antibodies with juvenile myoclonic epilepsy"

Turkish Clinical Neurophysiology EEG-EMG Association, 19th National Clinical Neurophysiology EEG-EMG Congress (Trabzon-2002): Congress publication award for the publication titled "Epileptic seizures in Behçet's disease".

Turkish Scientific and Technical Research Council scientific publications incentive award-2002: (With the publication titled "Epileptic Seizures In Behçet's Disease")

Turkish Neurology Association, 38th National Neurology Congress - 2002: Second prize for the oral presentation titled "Investigation of subclinical anterior horn involvement in juvenile myoclonic epilepsy with the estimated motor unit number method".

Turkish Epilepsy Association and Sanofi Pharma Scientific Research Project Support Award - 2001: "Investigation of anti-ganglioside antibodies in juvenile myoclonic epilepsies" thesis project.

Professor of oncosurgery and proctology

Dr Roberto Hernandez Pena is a neurosurgeon based in Mexicali, Baja California, Mexico. He works with fellow neurosurgeon Dr Nestor Rodriguez. Together, they perform 30 to 60 neurosurgeries each month.

Dr Hernandez Pena trained in the United States and Canada. He uses the latest technology in all surgical procedures.

Dr. Nurperi Gazioglu is a neurosurgeon. She trained at Istanbul University Cerrahpaşa Faculty of Medicine. She earned her MD in 1984 after study from 1978 to 1984. She completed neurosurgery training from 1986 to 1993. Her 1993 dissertation examined “Fetal Hypophysis Transplantation Under the Renal Capsule in Rats.”

She completed advanced courses in endoscopic pituitary surgery (2005, 2007, 2008) and endoscopic lumbar disc surgery (2007). She also trained in molecular genetics for clinicians (2003) and CME with the World Federation of Neurology (2002). She studied epilepsy surgery focused on insular–hippocampal anatomy (1999) and thoracolumbar trauma (1998). She attended the EANS European Neurosurgery Course (1988). Her clinical training includes observerships at APHP Necker–Enfants Malades and Hôpital Lariboisière in 1991. She completed an internship there in 1999.

Dr. Nuri Delikara is an obstetrics and gynecology specialist at Kadıköy Florence Nightingale Hospital (2011–present). He focuses on assisted reproductive therapy.

He was an assisted reproductive therapy specialist at Ferticenter Istanbul IVF Center (2005–2011). Earlier, he served as Chief Assistant at Zeynep Kamil Women and Children's Diseases Training and Research Hospital (1996–2005). He completed his obstetrics and gynecology specialization at the same hospital (1991–1996).

Education: Hacettepe University Faculty of Medicine (1983–1991); Public Health Master’s Program, Marmara University (2000); Assisted Reproductive Therapy Certificate Program, Hacettepe University (2000). Memberships: Turkish Gynecology Association; Turkish Reproductive Health and Infertility Association; Association of Reproductive Medicine and Surgery; American Society for Reproductive Medicine (ASRM); European Society of Human Reproduction and Embryology (ESHRE).

Cardiologist, Arrhythmologist

Kodchanut Litleaungdej, M.D.

Education and Work Experience:

Bachelor of Medicine from the Faculty of Medicine, Siriraj Hospital, Mahidol University.

Siriraj Hospital, part of Mahidol University, is Thailand's oldest and most prestigious medical institution. Known for its top-tier medical education, research, and healthcare services, it offers specialized centers in areas like cancer and neuroscience. It serves as a leading public hospital, treating millions annually and has a strong historical and royal connection, further enhancing its reputation.

Specialties 

OB/GYN

Certificates:

Diploma in Obstetrics and Gynecology from the Faculty of Medicine, Siriraj Hospital, Mahidol University.

Current Position:

Orasa Teerakul is currently working as Obstetrician and gynecologist at Intrarat Hospital.