Page 4 - Best PET/CT doctors: TOP 118 doctors

Dr. Ercan Ozden is a specialist in internal medicine and medical oncology. He earned his medical degree and completed his residency at Istanbul University, Cerrahpaşa Faculty of Medicine. He later received a subspecialty in medical oncology at Kocaeli University Faculty of Medicine from 2016 to 2020.

Dr. Ozden has worked in medical oncology at Şırnak State Hospital. He has also served as an internal medicine specialist at Bağcılar Private Safa Hospital and Küçükçekmece Batı Bahat Hospital. He has extensive clinical experience in both internal medicine and oncology.

Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.

Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).

Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).

He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.

Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.

Dr. Felix Dobritoiu is a thoracic surgeon at Ponderas Academic Hospital. He specializes in minimally invasive and robotic procedures for adults and children. He performs robotic thoracic surgery with the da Vinci Xi system. He also uses video-assisted thoracoscopic surgery (VATS), including uniportal VATS. These methods use small incisions for faster recovery.

His practice includes mediastinoscopy and bronchoscopy. He performs complex lung and mediastinal resections. He also offers sternochondroplasty (Nuss and reversed Nuss). In selected cases, he can perform minimally invasive procedures without postoperative pleural drainage.

Dr. Baha Zengel is a general surgeon with expertise in breast, gallbladder, thyroid diseases, and hernia repairs. He graduated from Ege University Faculty of Medicine in 1990. In 2004, he earned a doctorate in Basic Oncology from Dokuz Eylül University. He became an Associate Professor of General Surgery in 2014 through the Inter-University Board.

Dr. Zengel is skilled in advanced surgical procedures. His experience includes skin and breast-conserving mastectomy, oncoplastic breast surgery, laparoscopic cholecystectomy, sentinel lymph node biopsy, and ROLL/SNOLL techniques. He has held important positions at Izmir Bozyaka Training and Research Hospital, including Education Officer.

He is a member of several professional associations. He serves on the Board of Directors of the Aegean Region Surgery Association and is a founding board member of the Basic Oncology Association.

Academic Details

Faculty / University
19 Mayis University, Faculty of Medicine, Samsun – Turkey

Date of Graduation
1992

Postgraduate Training
Institution: Department of Radiology, Faculty of Medicine, Erciyes University, Kayseri – Turkey
Supervisor in Charge of Training: Mustafa Ozturk
Training Period: From 1993 to 1998
Title of Thesis: Evaluation of Lower Extremity Artery-Occlusive Disease by MR Angiography

Accreditation

Radiology Specialist: 1998, The Ministry of Health of Turkey

Associate Professor: 2003, Interuniversity Committee

Academic Experience

Residency: Department of Radiology, Erciyes University, Kayseri – Turkey (1993 to 1998)

Private Practice: Maternal and Children Hospital, Sivas – Turkey (1998–2000)

Academic Positions:

2000 to 2003: Assistant Professor of Radiology, Firat University, Elazig – Turkey

2003 to 2009: Associate Professor of Radiology, Firat University, Elazig – Turkey

2009 to 2010: Professor of Radiology, Firat University, Elazig – Turkey

2010 to 2015: Professor of Radiology, Chairman, Bezmialem Vakif University, Istanbul – Turkey

2015 to 2016: Professor of Radiology, Chairman, Yeditepe University, Istanbul – Turkey

2017 to Present: Professor of Radiology, Interventional Radiology Unit, Bahçelievler Medical Park Hospital, Altınbaş University, Istanbul – Turkey

Fellowship

Institution: Department of Radiology, University Hospital of Cleveland, Case Western Reserve University, Cleveland, Ohio, USA

Duration:  2004 to 2005

Position: Research Fellow – Ultrasound & CT (Body)

Professional Memberships

-Turkish Society of Radiology

-Medical Ultrasound Society of Turkey

-Turkish Society of Radiology, Abdominal Radiology Study Group

-ESGAR – European Society of Gastrointestinal and Abdominal Radiology (Fellow)

-ESUR – European Society of Urogenital Radiology (Fellow)

-ESR – European Society of Radiology

-Turkish Society of Magnetic Resonance

-Turkish Society of Radiology, Urogenital Radiology Study Group

-Turkish Society of Interventional Radiology

-Korean Society of Radiology (International Member)

-Radiological Society of North America (RSNA) – Corresponding Member

Prizes and Awards

European Congress of Radiology (ECR) 2002, Vienna – Image Interpretation, 3rd Prize

Interpretation Corner of European Radiology 2003 – 2nd Prize

Cases of the Day – ESGAR 2007, Lisbon, Portugal – 2nd Prize

Cases of the Day – ESGAR 2009, Valencia, Spain – 1st Prize

Dr. Joseba Rebollo Liceaga is a seasoned medical oncologist with a comprehensive background in oncology.​

Education and Training:

Graduated in Medicine and Surgery from the University of Navarra (1985).​

Completed residency in Oncology in 1987.​

Specialist in Medical Oncology at the Clínica Universidad de Navarra (1991).​

Professional Experience:

Head of the Oncology Department at Clínica San Miguel de Navarra (1991–2004).​

Associate Physician at the University Clinic of the Faculty of Medicine, University of Navarra (1995–2002).​

Adjunct Physician at the Oncology Platform, Hospital Quirónsalud Torrevieja (2004–2014).

Head of the Oncology Department at Hospital General de Villalba (2014–2019).​

Currently practices as a Medical Oncology Specialist at Quirónsalud Alicante.​

Certifications and Training:

Completed multiple accredited courses in Multidisciplinary Oncology between 2003 and 2006.​

Research and Publications:

Authored research on electrochemotherapy and multidisciplinary treatment approaches in oncology.

2017: Oticon Medical Scientific Center Copenhagen Denmark.
2016: ICLO Teaching Center New Endoscopic Approaches to Lateral Skull Base, Inner Ear and Cerebello-Pontine Angle, Verona Italy
2016: World Hearing Center, Institute of Physiology and Pathology of Hearing, Warsaw,Poland
2015: Cochlear Science and Research Center Berlin Germany.
2014: Cochlear implant Center Medel Company Innsburck, Austria.
2014: Hannover Medical School. Clinic for Laryngology, Rhinology and Otology, Hannover, Germany
2014: Academy of Hearing Aid Acoustics (Akademie für Hörgerate-Akustik), Lübeck, Germany.
2013: International European Sialendoscopy Training Center, Geneva, Switzerland.
2012: University clinic of ORL, Head and Neck Surgery, klinikum der Universitat, Munchen, Germany.
2012: University clinic of ORL, Head and Neck Surgery, Bern, Switzerland.
2011: University clinic of ORL, Head and Neck Surgery, klinikum der Universitat, Munchen, Germany.
2007: The Ohio State University, Medical Faculty, Department of Otolaryngology, Division of Otology and Neurotology. Columbus, Ohio, USA.
2006: University of Würzburg, Department of Otolaryngology, Division of Otology and Neurotology. Würzburg, Germany.
1999-2003 İnönü Üniversitesi Tıp Fakültesi Kulak Burun Boğaz Anabilim Dalı
1993-1999 İstanbul Üniversitesi Cerrahpaşa Tıp Fakültesi

Turkish Otorhinolaryngology and Head and Neck Surgery Association

Turkish Otorhinolaryngology and Head and Neck Surgery Foundation

Turkish Rhinology Society

Tigris-Euphrates Basin Otorhinolaryngology and Head and Neck Surgery Association

Gaziantep Otorhinolaryngology Association

Turkish Otorhinolaryngology and Head and Neck Surgery Qualification Board

Turkish Otology Association

Malatya Otorhinolaryngology Association

American Academy of Otolaryngology Head and Neck Surgery

Mediterranean Society of Otology and Audiology

International Vertigo Association

Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).

She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).

Oncogynecologist

Oncosurgeon, Head of Samsung Department of Urology

One of the world-renowned pioneers in gastrointestinal surgery. Has developed new techniques for the colon and rectum cancer treatment TaTMEТ and NOTES — applied now around the world.
Has performed over 15,000 surgeries.
Performs over 1,000 interventions a year using minimally invasive techniques.
President of the Association of Surgeons-Endoscopists in Europe.

Prof. Jong Kyun Lee is a highly experienced gastroenterologist specializing in the management of pancreatic, bile duct and gallbladder cancers, pancreatitis, and gallstones. He has worked at Samsung Medical Center and holds degrees from the Seoul National University College of Medicine and the University of California. He is a member of several organizations, including The Korean Society of Gastrointestinal Endoscopy, The Korean Society of Gastroenterology, and The Korean Pancreatobiliary Association.

Professor Kyu Taek Lee is a top gastroenterologist from South Korea, specializing in the management of pancreatic, bile duct and gallbladder cancers. He is a Gastroenterology specialist at Samsung Medical Center and has degrees from Hanyang University College of Medicine, Stanford University School of Medicine, and Kyoto Second Red Cross Hospital. He is also a member of The Korean Society of Gastrointestinal Endoscopy and The Korean Society of Gastroenterology.

Oncologist

Radiotherapy specialist, Oncologist

Gynecologist. Oncogynecologist

Chief Physician of the Oncology Center, Oncologist

Gynecologist, Specialist in endoscopic and laparoscopic operations