Page 2 - Best Whole-body MRI Whole-body MRI: TOP 44 doctors

Dr. Metin Özgen is a Professor of Rheumatology at Ondokuz Mayıs University. He completed his training in internal medicine and rheumatology at Fırat University. In 2012, he became an Associate Professor at Malatya İnönü University. He was promoted to Professor at Ondokuz Mayıs University in 2020.

Dr. Özgen focuses on diagnosing and treating conditions such as Familial Mediterranean Fever, Ankylosing Spondylitis, Behçet's Disease, Rheumatoid Arthritis, and Systemic Lupus Erythematosus. He is experienced in infusion therapies, musculoskeletal ultrasonography, and ultrasound-guided joint injections.

He is an active member of the Turkish Rheumatology Association. Dr. Özgen has made important contributions to both clinical practice and academic research in rheumatology.

The doctor is a specialist in diagnostic radiology and minimally invasive therapy, with a focus on microwave ablation of liver and lung tumors under CT guidance. Graduating from Johannes-Gutenberg University, the doctor obtained a medical license in 1988 and pursued a career in radiology, becoming a senior physician at Ruprecht-Karls University of Heidelberg. The doctor later served as Chief Physician at the Nordwest Clinic in Frankfurt am Main and is now an Associate Professor at the University of Heidelberg.

The doctor leads the MRI-guided FUS ablation center in the Rhine-Main region, offering non-surgical treatments for various conditions. The doctor is an honorary member of DeGIR and has received the Gold Medal of Honorary Professor from Osaka Medical University.

Asst. Prof. Mustafa Serdar Sağ, M.D.

Rheumatology
 

Areas of Expertise and Interest

• Physical Medicine and Rehabilitation
• Ankylosing Spondylitis and Spondyloarthropathies
• Rheumatoid Arthritis
• Musculoskeletal Ultrasound
• Connective Tissue and Autoimmune Diseases

Education and Career

• M.D. – Ondokuz Mayıs University Faculty of Medicine (2002)
• Specialization in Physical Medicine and Rehabilitation – Bezmialem Vakıf Gureba Training and Research Hospital (2005–2010)
• Subspecialization in Rheumatology – Sakarya University Faculty of Medicine (2011–2015)

Professional Appointments

• 2005–2010 | Bezmialem Vakıf Gureba Training and Research Hospital – Dept. of PM&R
• 2010–2011 | Vakfıkebir State Hospital, Trabzon
• 2015–2018 | Sakarya University Education and Research Hospital – Rheumatology Specialist
• 2018–2020 | Medical Park Hospitals – Rheumatology Clinic, Istanbul
• 2020–Present | Medipol University Faculty of Medicine – Dept. of Physical Medicine and Rehabilitation, Division of Rheumatology

Certificates and Memberships

• Board Certification in Physical Medicine and Rehabilitation
• Board Certification in Rheumatology
• Probable Member – Turkish Society for Rheumatology
• Continuous Medical Education in Inflammatory Joint Diseases and Autoimmune Rheumatology

Dr. Mustafa Serdar Sağ has contributed to a total of 8 scientific works, including:

• 4 international peer-reviewed journal articles,
• 4 national articles and congress presentations.

His international studies have been published in high-impact journals such as 

International Journal of Rheumatic Diseases, Clinical Rheumatology, European Journal of Rheumatology, and Archives of Rheumatology.His national contributions include publications on rituximab treatment, affective temperaments in complex regional pain syndrome, and presentations at major international congresses, including EULAR and the 10th International Congress on Spondyloarthritides.

• AREAS OF INTEREST
• Spine surgery
• Scoliosis
• Kyphosis
• Childhood spinal diseases
• Degenerative spine diseases
• Lumbar cervical disc herniation
• Knee hip joint disorders
• Orthopedic trauma surgery

• Education and Specialization
• 2010 - Cerrahpasa Faculty of Medicine - Medical Education
• 2016 - Medeniyet University Goztepe Training and Research Hospital - Specialization

• Experience
• 2016 - 2022 - Sisli Hamidiye Etfal Training and Research Hospital
• 2015 -2016 - Chicago Loyola University, Illinois, USA

• Courses and Certificates
• 13.12.2019-14.12.2019 Turkish Spine Society Eurospine Accredited Education Modules
• 08.11.2019-10.11.2019 Turkish Spine Society Eurospine Accredited Education Modules
• 31.08.2015-04.09.2015 Basic Microsurgery Course, MICROSURGERY EDUCATION-RESEARCH LABORATORY
• AO Trauma Course-Basic Principles of Fracture Management
• 07.06.2014-10.06.2014 Fracture Management, Kodi Kojima Chairperson AOTrauma Education Commission
• 01.03.2013-02.03.2013 Instrumentation in Arthroscopic Surgery

• Professional Memberships
• Turkish Orthopedics and Traumatology Association (TOTBİD)
• Turkish Medical Association - Istanbul Medical Chamber

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.

Professor Jair Bar, MD, PhD, is a thoracic oncologist and Deputy Director of the Cancer Center at Sheba Medical Center. He leads the Thoracic Oncology Unit. He treats lung cancer, including advanced non-small cell cases. His care includes medical oncology, radiotherapy, immunotherapy, and targeted therapy.

He runs a translational research lab focused on resistance to immunotherapy. He has published on exhaled-breath cancer metabolism and on angiogenesis inhibition in lung cancer.

He has chaired the Israel Lung Cancer Group since 2003. He is a member of the Israel Society of Clinical Oncology and Radiotherapy, the American Society of Clinical Oncology, and the American Association for Cancer Research. He is board-certified in Medical Oncology and Radiotherapy Oncology. He is a Senior Lecturer at Tel Aviv University.

Dr. Eytan Aharon Ben‑Ami, MD, is a Senior Physician in the Sarcoma and Bone Oncology Service at Sheba Medical Center. He heads the Oncology Division and the Early-Phase Clinical Trials Unit. He founded the Sheba Clinical Research Organization. He is an academic affiliate at Tel Aviv University.

He specializes in sarcomas and primary bone tumors, including soft tissue sarcoma, liposarcoma, leiomyosarcoma, and osteosarcoma. He leads Phase I trials in targeted therapy and immunotherapy. He designs personalized treatment plans for rare cancers. He also develops patient-centered programs, including pilots in advanced immunotherapy delivery.

He completed a fellowship in Sarcoma and Bone Oncology at the Dana-Farber Cancer Institute/Harvard Cancer Center. He has authored more than 40 publications on early detection, molecular and viral mechanisms, and new cancer therapies.

Dr. Shady Mohammed El‑sebai is an interventional radiologist and diagnostic imaging consultant. He is the Consultant and Chief of Interventional Radiology at Sheaf El Orman Oncology Hospital (2021–present). He is also Chief of the Interventional Radiology Unit at the National Cancer Institute, Cairo University (2022–present). He has been a Lecturer in interventional radiology at the National Cancer Institute since 2018. Earlier posts include assistant lecturer and specialist, radiology resident, specialist at Khartoum Breast Care Centre, and specialist and consultant at Techno Scan.

Expertise includes CT‑ and US‑guided true‑cut biopsies and FNAC; transarterial chemoembolization for HCC and for liver, renal, and soft‑tissue tumors; percutaneous nephrostomy and ureteric stents; pigtail drainage; and RF or microwave ablation of hepatic, bone, lung, and thyroid lesions. He also performs PTD and biliary stents; uterine artery embolization; coiling for pelvic varicosities and varicocele; varicose vein ablation and sclerotherapy; and breast procedures (biopsy, markers, wire localization, Mammotome). He is skilled in US, CT, and MRI.

EDUCATION:

2014 ADNAN MENDERES UNIVERSITY FACULTY OF MEDICINE, CHILD HEALTH AND DISEASES, CHILD NEUROLOGY

2011 IZMIR EDUCATION AND RESEARCH HOSPITAL, CHILD HEALTH AND DISEASES

2011 Izmir Tepecik Education and Research Hospital, Child Health and Diseases

2004 DICLE UNIVERSITY, FACULTY OF MEDICINE

EXPERIENCE:

2018 Istanbul Medipol Hospital

2017 - 2018 Kartal Education and Research Hospital

2014 - 2016 Denizli State Hospital

2011 - 2014 Aydin Adnan Menderes University Faculty of Medicine Hospital

2006 - 2011 Izmir Tepecik Education and Research Hospital

2011Izmir Education and Research Hospital

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. Yaacov Lawrence, MA, MBBS, MRCP, is Chair of Radiation Oncology at Sheba Medical Center. He has nearly 30 years of experience in precision radiation oncology and neuro-oncology.

He is an expert in advanced radiation therapy and radiosurgery. He performs stereotactic radiosurgery for brain tumors. He leads Sheba’s GI Cancer Program in gastrointestinal oncology. He also provides precision care for lung and prostate cancers. He pioneered celiac plexus radiosurgery for severe pain from pancreatic cancer.

Training and credentials: MA and MBBS (Cambridge and UCLH); MRCP (RCP); Radiation Oncology fellowship (Thomas Jefferson University). Honors include the ASCO Young Investigator Award and Fellow of ASTRO (FASTRO). He has authored over 280 publications. He is Director of the Center for Translational Radiation Oncology and an Associate Professor at Tel Aviv University.

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).

Prof. Elad Jacoby, MD, heads the Pediatric Cell Therapy Center at Sheba Medical Center. He is the Medical Director of the Advanced Biotherapy Center. He is a pioneer of pediatric CAR T‑cell therapy in Israel. He led one of the first national leukemia programs. He has almost 20 years of clinical and research experience.

He specializes in CAR T‑cell therapy, bone marrow and stem cell transplantation, and high‑risk pediatric leukemias and lymphomas. He leads international clinical trials and has authored over 240 publications. His collaborations include Johns Hopkins Hospital and the U.S. National Cancer Institute. He is an Associate Professor at Tel Aviv University. He received his MD from Tel Aviv University, completed residency at Sheba Medical Center, and fellowships at Johns Hopkins and the National Cancer Institute. He is board‑certified in Pediatrics and in Pediatric Hematology and Oncology. He serves on the IBFM CAR T‑Cell Taskforce and the Sheba Institutional Review Board. He leads the integration of CAR T‑cell therapy with transplantation.

Professor Raanan Berger, MD PhD, is a medical oncologist and radiotherapist. He is Director of the Cancer Center at Sheba Medical Center and heads its clinical research unit. He was listed in Forbes Israel’s “Best Doctors” (2025). He leads the genitourinary oncology program with a focus on prostate cancer. His care includes systemic therapy and radiotherapy in a multidisciplinary, patient-centered model.

He is board-certified in oncology. He earned his MD and PhD at Tel Aviv University and completed his clinical training at Sheba. He then completed a postdoctoral fellowship at Dana-Farber/Harvard, focusing on prostate cancer with Dr. Philip Kantoff and molecular oncology in Dr. William C. Hahn’s lab. He is a member of ESMO and ASCO. He has co-authored more than 20 peer-reviewed papers, including studies on outcomes in high- versus very high-risk prostate cancer and on BRCA1/2 in large cohorts.

Dr. Ornicha Thititagul (Dr. Faangkaow) is a geriatrician and lecturer in the Geriatric Medicine Division at Siriraj Hospital, Mahidol University. She practices at Siriraj Samut Sakhon Geriatric Healthcare Center and Siriraj Piyamaharajkarun Hospital.

Accreditations include: M.D. (Second Class Honors, 2017); Diplomate, Thai Board of Internal Medicine (2021); WHO‑SEARO ICOPE Master Trainer (2021). Additional credentials: Diplomate in Geriatric Medicine (2023); Diplomate, International Board of Lifestyle Medicine (2024).

Research highlights include: a randomized controlled trial on oral nutritional supplements in older adults (Geriatrics, 2024); PG‑SGA versus MNA in hepatocellular carcinoma (Support Care Cancer 33, 116, 2025); and Thailand’s first abacavir hypersensitivity case report (J Med Assoc Thai, 2021). She was on the host team and served as a moderator at the 10th Asian Conference of Frailty and Sarcopenia in 2024.

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.

Education

Doctor of Medicine (M.D.) degree from Faculty of Medicine, Ramathibodi Hospital, Mahidol University, 2022

Certifications

Certification of Anti-aging and Regenerative Medicine from The American Board of Antiaging and Regenerative Medicine (ABAARM)

Certification of Nutritional Wellness from The American

Naturopathic Certification Board (ANCB)

Clinical Focus

General disease diagnosis and treatment, as well as wellness care

Languages spoken: Thai and English