Online Consultation with Oncologist Doctors Abroad — Page 5

Dr. Iris Kventsel is a pediatric hemato-oncologist and bone marrow transplant specialist at Sheba Medical Center. She treats childhood sarcomas like Ewing sarcoma and osteosarcoma at the Edmond and Lily Safra Children’s Hospital. Dr. Kventsel integrates targeted therapies with cellular treatments for complex childhood cancers. She serves on the academic staff at Tel Aviv University Faculty of Medicine.

• Specializes in bone marrow transplantation and CAR T-cell therapy for pediatric patients.
• Researches genetic cancer predisposition, including Li-Fraumeni syndrome and susceptibility genes.
• Published in major journals on stem cell biology and surgical oncology (HIPEC).
• Works at Sheba Medical Center, ranked among the world’s top 10 hospitals.

Dr. Jair Bar is a thoracic oncologist and Deputy Director of the Cancer Center at Sheba Medical Center. He specializes in treating advanced non-small cell lung cancer using personalized immunotherapy and targeted treatments. Dr. Bar holds a PhD in Molecular Biology and leads a research lab focused on immunotherapy resistance.

• Chair of the Israel Lung Cancer Group.
• Board-certified in both Medical Oncology and Radiotherapy Oncology.
• Treats patients at Sheba Medical Center, a top-10 globally ranked hospital.
• Uses molecular and genetic profiling to create precise cancer treatment plans.

Professor Francesc Graus is a pioneer who established the global criteria for diagnosing paraneoplastic neurological syndromes. He leads neuro-oncology at Hospital Quiron Barcelona.

• Completed a neuro-oncology fellowship at Memorial Sloan-Kettering Cancer Center in New York
• Founding President of the European Association of Neuro-Oncology (EANO)
• Specializes in treating brain tumors including gliomas, lymphomas, and glioblastomas
• Expert in neurotoxicities – nerve damage caused by immune checkpoint inhibitors or transplants
• Former Chief of Neurology at Hospital Clinic Barcelona – a top university hospital

Prof. Beni Boursi is a leading specialist at Sheba Medical Center. He provides expert second opinions during an online consultation with an oncologist.

• Trained in gastrointestinal oncology at the University of Pennsylvania
• Completed elective medical oncology training at MD Anderson Cancer Center
• Founded the ECOG-ACRIN Microbiome Working Group to study cancer treatment response
• Developed predictive models for early diagnosis of colorectal and pancreatic cancers
• Published research in top-tier scientific journals including Science

Dr. Hila Magen is a leading Israeli hemato-oncologist at Sheba Medical Center. She heads the Multiple Myeloma and Amyloidosis Unit. Dr. Magen specializes in treating complex plasma cell disorders and high-risk myeloma. She is a principal investigator for innovative point-of-care CAR-T therapy programs. Her work brings advanced immunotherapies into routine clinical care.

• Authored over 100 scientific publications and landmark myeloma studies.
• Completed fellowships at MD Anderson and University of Arkansas for Medical Sciences.
• Performs CAR-T cell therapy and bone marrow transplantations.
• Works at Sheba Medical Center, ranked 7th worldwide in 2026 by Newsweek.

Dr. Avichai Shimoni is the Director of Bone Marrow Transplantation at Sheba Medical Center. He treats complex blood cancers. He completed a specialized fellowship at the MD Anderson Cancer Center. Dr. Shimoni uses allogeneic and autologous transplants for high-risk patients. He is a professor and Chairman of Hematology at Tel Aviv University.

• Named among Israel’s Best Doctors by Forbes for 2025 and 2026.
• Authored over 250 scientific papers on cellular therapies and transplantation.
• Provides CAR T-cell therapy for leukemia, lymphoma, and multiple myeloma.
• Works at Sheba Medical Center, a top-10 hospital globally per Newsweek.

Dr. Abraham Avigdor is the Director of the Institute of Hematology at Sheba Medical Center. He is a global authority on lymphoma, CAR-T therapy, and complex blood cancers. Dr. Avigdor founded the Israeli Lymphoma Working Group. He helps lead a clinic ranked 7th worldwide by Newsweek in 2026.

• Authored over 130 scientific publications on hemato-oncology and cellular therapy.
• Pioneered the integration of CAR-T cell therapy for lymphoma and myeloma.
• Leads allogeneic and autologous bone marrow transplantation programs.
• Served as the Chairman of the Israeli Lymphoma Study Group.

Dr. Raanan Berger is the Director of the Cancer Center at Sheba Medical Center. He was listed in Forbes Israel’s “Best Doctors” in 2025. Dr. Berger specializes in genitourinary oncology and radiates complex prostate tumors. He completed a postdoctoral fellowship at the Dana-Farber/Harvard Cancer Institute.

• Heads the clinical research unit focusing on molecular oncology.
• Co-authored over 20 peer-reviewed papers on prostate cancer and BRCA mutations.
• Member of the American Society of Clinical Oncology (ASCO).
• Performs systemic therapy and radiotherapy at a Top-10 globally ranked hospital.

Dr. Aleix Prat holds three patents in genomic medicine. He leads breast cancer programs at Hospital Clinic of Barcelona and IOB–Quiron Salud for online oncology consultations.

• President of the Board of SOLTI – a major Spanish breast cancer research group
• Expert in molecular subtypes – uses genetic markers to improve diagnostic accuracy for patients
• Author of over 160 publications including research on novel drug clinical trials
• Professor at the University of Barcelona directing the Breast Pathology Master's program
• Executive Committee member of the Breast International Group (BIG)

Dr. Selime Aydogdu is a specialist in pediatric hematology and oncology. She is known for her work in improving early cancer detection in children. Dr. Aydogdu has given many presentations and led discussions on recognizing early cancer symptoms. Her efforts have raised awareness in her field.

Her work has helped achieve better diagnostic results and higher survival rates for children. Dr. Aydogdu is dedicated to education and advocacy. She is a respected member of the pediatric oncology community.

Dr. Nuria Martínez Moreno is a radiation oncologist at Hospital Ruber Internacional in Madrid. She has treated over 7,000 patients using Gamma Knife radiosurgery. Dr. Martínez Moreno specializes in complex brain pathologies, including tumors and functional disorders. She works within a multidisciplinary team alongside world-renowned neurosurgery specialists.

• Member of the International Gamma Knife Consortium led by the University of Pittsburgh.
• Treats benign and malignant brain tumors, vascular malformations, and refractory epilepsy.
• Professor of the International Master of Radiosurgery at the Complutense University of Madrid.
• Practices at JCI-accredited Hospital Ruber Internacional, ranked among Spain's top six hospitals.

Dr. Zulfu Sertkaya is an associate professor and andrologist at Andro Expertise in Istanbul. He holds the FEBU title from the European Association of Urology. Dr. Sertkaya focuses on male health, sexual function, and aesthetic urological procedures. He treats patients at his clinic and performs surgeries at affiliated hospitals.

• Earned Fellow of the European Board of Urology (FEBU) status.
• Specialize in andrology, male sexual health, and aesthetic urology.
• Performs penile implant surgery and varicocelectomy for infertility.
• Works at a clinic accredited by the Turkish Medical Association.

Dr. Brenda Pastrana is a surgical oncologist at the JCI-accredited Galenia Hospital in Cancún. She specializes in breast, thyroid, and digestive system cancers. Dr. Pastrana is board-certified by CONACEM. She holds a medical degree from the Universidad Autónoma de México.

• Performs mastectomies, liver resections, and complex colon cancer surgeries.
• Treats patients at a facility holding Accreditation Canada Diamond Status.
• Serves as a university teacher at Universidad Anáhuac.
• Member of the Mexican Society of Oncology (SMEO).

Associate Professor Ayse Irem Yasin is an ESMO board-certified oncologist. She provides expert guidance during online consultations for complex cancer cases at Medipol Acibadem District Hospital.

• Specializes in breast cancer with training at Italy's Maggiore della Carita Hospital
• Completed international observerships at Cleveland Clinic and Harvard Medical School
• Expertise covers lung, gastrointestinal, and rare soft tissue sarcomas
• Holds a fellowship from Bezmialem Vakif University in medical oncology
• ESMO board certification confirms she meets high European standards in oncology

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. Elnur Sahibov is a radiation oncology specialist at Emsey Hospital. He provides online consultation with oncologist services for patients seeking expert second opinions.

• Trained at Marmara University Faculty of Medicine in radiation oncology
• Completed specialized medical education at one of Turkey's top-ranked research universities
• Focuses on radiation therapy plans for various cancer types

Dr. Abu Shamsiya Rami Nuamanovych is a surgical oncologist and gastrointestinal specialist at Dievo Surgery Center. He serves as a consultant for the World Health Organization regarding laparoscopic procedures. Dr. Nuamanovych has performed thousands of surgeries, including bariatric and complex cancer operations. He is the President of the Association of Arab Doctors of Ukraine.

• Expertise in laparoscopic hernia repair and gallbladder removal.
• Performs bariatric procedures like gastric bypass and sleeve gastrectomy.
• Treats gastrointestinal cancers, including stomach, colon, and rectal tumors.
• Member of the International Federation for the Surgery of Obesity (IFSO).

Professor Eckhart Weidmann heads the hematology department at Nordwest Clinic. He is a recognized expert in treating patients during an online consultation with oncologist.

• Specializes in treating non-Hodgkin lymphoma and other blood cancers
• Leads the hematology sector at a major German medical center
• Focuses on advanced treatments for complex blood disorders
• Provides expert second opinions for oncology patients worldwide