Bone Cancer Doctors Worldwide

Dr. Mariam Abu Zeid is a clinical oncologist at Shefaa Al Orman International Oncology Hospitals. She is certified by the European Society for Medical Oncology. Dr. Abu Zeid treats solid tumors and hematologic cancers. She holds a Ph.D. in Clinical Oncology and Nuclear Medicine from Ain Shams University.

• Administers chemotherapy, immunotherapy, and targeted treatments for various cancer types.
• Oversees oncology clinical trials and manages treatment-related toxicities.
• Coordinates patient care within multidisciplinary teams for complex staging and diagnosis.
• Practices at an ESMO-accredited center that treats approximately 6,000 patients annually.

Dr. Atakan Topcu is a medical oncologist at Medipol Acibadem District Hospital in Istanbul. He specializes in treating solid tumors including lung, breast, and colorectal cancers. Dr. Topcu is an Associate Professor with over 50 peer-reviewed scientific publications. He sits on the Editorial Board of the medical journal BMC Cancer.

• Expertise in immunotherapy, targeted therapies, and geriatric oncology care.
• Treats cancer-related malnutrition, cachexia, and sarcopenia.
• Maintains active membership in the European Society for Medical Oncology (ESMO).
• Works at a JCI-accredited hospital specializing in advanced oncology treatments.

Dr. Topcu brings international expertise from MD Anderson and Sunnybrook Odette Cancer Centers to bone cancer care at Biruni University Hospital.

• 16 years of experience in medical oncology
• Specializes in rare bone tumors and sarcomas
• Member of ESMO and ASCO – global oncology leaders
• Trained at top centers in US, Canada, and Turkey

Assoc. Prof. Nail Paksoy specializes in bone cancer at Medipol Bahçelievler Hospital with extensive research in sarcoma treatments.

• ESMO-certified in medical oncology, ensuring up-to-date treatment protocols
• Published multiple studies on osteosarcoma and high-dose chemotherapy outcomes
• Participated in international clinical trials for advanced solid tumor therapies
• Fellowship-trained at Istanbul University Oncology Institute

Specialized in radiation oncology at Marmara University – Dr. Sahibov focuses on precise bone cancer treatments.

• Trained at one of Turkey's leading medical schools
• Dedicated to radiation oncology since 2012
• Works at Emsey Hospital's oncology department

Professor Mustafa Ondzhel specializes in oncosurgery with extensive experience in colorectal and bone cancer procedures at Medipol Mega University Hospital.

• Certified by the Turkish Ministry of Health as an oncosurgeon
• Head of the Department of Surgery at Istanbul Medipol University
• International Fellow of the American Society of Colorectal Surgeons
• Published research on rectal adenocarcinoma and colorectal cancer

Dr. Osama Abdel Mohimen Mohamed leads the Hematology Unit at Shefaa Al Orman Oncology Hospital. He treats complex blood cancers, including leukemia, lymphoma, and myeloma. Dr. Mohamed is a member of the European Society for Medical Oncology. He also holds memberships in the American Society of Hematology and ASBMT.

• Specializes in chemotherapy, immunotherapy, and bone marrow transplantation.
• Manages aggressive acute leukemia and chronic blood disorders.
• Treats complications arising from various solid tumors.
• Works at an ESMO-accredited center that handles 6,000 patients annually.

Head of Teaching at Puerto Vallarta Regional Hospital – combines academic leadership with clinical expertise.

• Medical Assistant in minimally invasive surgical procedures
• Biomagnet certified by Higher Institute of Biomagnetism
• Experience with ultrasonic cavitation and radiofrequency treatments
• Operation of fractional laser machines for facial rejuvenation

Dr. Ferentinos leads the Department of Radiation Oncology at the German Oncology Center in Limassol, specializing in advanced bone cancer treatments.

• Doctoral degree from Johann Wolfgang Goethe University, Frankfurt
• Over 13 years as a senior physician in Radiation Oncology
• Master's in Healthcare Business Studies for patient-centered care
• Extensive experience in interventional radiation oncology techniques

Dr. Mohamed Mahmoud Abdelhakim is a Professor of Radiation Oncology at Cairo University’s National Cancer Institute. He serves as the Head of Radiation Oncology at Shefa al Orman Hospital. Dr. Abdelhakim treats complex cancers, including breast, soft tissue sarcoma, and gynecologic tumors. He is a member of ESTRO and ESMO.

• Performs image-guided brachytherapy and stereotactic radiotherapy.
• Uses IMRT, VMAT, SRS, and SBRT for precise tumor targeting.
• Provides total body and total skin irradiation for bone marrow transplants.
• Practices at ESMO-accredited Shefa al Orman Hospital in Luxor.

Dr. Maha Yahia is a medical and hemato-oncologist at Shefaa Al Orman International Oncology Hospitals. She served as a Lieutenant Colonel physician in the Egyptian Armed Forces Medical Corps. Dr. Yahia specializes in treatment planning for breast, thoracic, and gastrointestinal cancers. She focuses on immunotherapy, targeted therapy, and complex chemotherapy protocols.

• Former Head of the Clinical Research Support Team at Maadi AFMC.
• Trained at the National Cancer Institute, Cairo University, in hemato-oncology.
• Treats genitourinary, gynecologic, and rare cancers alongside hematologic conditions.
• Works at an ESMO-accredited center that treats 6,000 patients annually.

Dr. Emad Shash is a medical oncologist who has participated in over 70 oncology clinical trials. He serves as the Medical Director of the Breast Comprehensive Cancer Hospital at NCI. Dr. Shash specializes in systemic therapies, including chemotherapy, targeted therapy, and immunotherapy. He holds a Diploma in Hospital Quality Management and Patient Safety from JCI.

• Serves as an ESMO panel voting member and an ASCO committee member.
• Treats breast, gynecologic, genitourinary, thoracic, gastrointestinal, and rare cancers.
• Former research physician and medical lead at the EORTC in Brussels.
• Works at Shefaa Al Orman, an ESMO-accredited oncology center treating 6,000 patients annually.

Prof. Dr. Abdullah Sakin is a professor of medical oncology. He treats solid tumors, including lung, breast, gastrointestinal, genitourinary, gynecologic, head and neck cancers, and melanoma.

He delivers personalized, evidence-based care. His treatments include chemotherapy, targeted therapy, immunotherapy, hormone therapy, and precision oncology. He has authored more than 200 scientific publications and takes part in international clinical research. This work advances patient-centered cancer care.

Abdullah Sakin leads the Medical Oncology Department at Medipol Bahçelievler Hospital, specializing in bone cancer treatment.

• Head of Medical Oncology at Yüzüncü Yıl University Faculty of Medicine
• Over 19 years of experience in medical oncology
• Trained at Istanbul Okmeydanı Training and Research Hospital
• Worked at multiple leading hospitals, including Prof. Dr. Cemil Taşçıoğlu City Hospital

Dr. Sridhar P.S. is a radiation oncologist with extensive training and board certification in radiotherapy.

• Over two decades of experience in radiation oncology
• Specialized in radiotherapy for bone cancer treatment
• Member of the Society for Neuro-Oncology
• Diplomate of National Board in radiotherapy