ページ2 - イスラエルで最高のオンライン相談（腫瘍専門医）医師 - トップ32名の医師

Dr. Nir Kleinmann, MD, directs the Endourology and Kidney Stones Unit at Sheba Medical Center. He is an expert in minimally invasive urology and urologic oncology. His focus is the kidney and upper urinary tract. He was named among Israel’s Best Doctors for 2025–2026 by Forbes and ResultMed.

He is a pioneer of kidney‑sparing laser surgery. He uses a dual‑laser system with neodymium and holmium for complex tumors. His expertise includes UTUC, kidney and prostate cancer, kidney stones, and BPH.

His research includes the OLYMPUS trial on chemoablation for UTUC. He has more than 60 publications.

He is an Israeli board‑certified urologist. He is a Fellow of the American Endourology Society and a member of the Israeli Urological Association and the EAU. He completed fellowships in Endourology and Minimally Invasive Surgery at Thomas Jefferson University. He also completed a fellowship in Kidney Cancer Research at McMaster University.

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. Abraham Avigdor, MD, is Director of the Institute of Hematology and Co‑Director of the Hematology & Bone Marrow Transplantation Division at Sheba Medical Center. He is an international leader in lymphoma, CAR‑T, and advanced hemato‑oncology with more than 35 years of experience. His clinical focus includes lymphomas, multiple myeloma, and complex blood cancers.

He is a pioneer in CAR‑T integration. He leads cellular therapy and bone marrow transplantation programs (autologous and allogeneic). He also advances stem cell therapies and precision diagnostics, including PET/CT‑based prognostics. His work includes immunotherapy and targeted regimens and the development of innovative, data‑driven protocols.

He collaborates with LYSA, EMCL, and international PET groups. He has authored more than 130 publications. Key roles include Founder and President of the Israeli Lymphoma Working Group, former Chair of the Israeli Lymphoma Study Group, and Senior Lecturer at Tel Aviv University. Education: MD, Ben‑Gurion University; residency, Sheba Medical Center; postdoctoral fellowship, Weizmann Institute. Awards include the Knesset Prize, the Israeli Ministry of Health Award, and the Sackler Prize.

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.

Prof. Ben Boursi is a physician in the Gastrointestinal Cancer Department at Sheba Medical Center. He specializes in internal medicine, medical oncology, and cancer epidemiology. He is board certified in internal medicine and medical oncology. He earned a B.Med.Sc (summa cum laude) and an MD (magna cum laude) from Tel Aviv University.

He completed clinical and research fellowships in GI oncology and cancer epidemiology at the University of Pennsylvania. He also completed electives at MD Anderson and Mayo Clinic. He founded the ECOG-ACRIN Microbiome Working Group. His microbiome-oncology research has been published in leading journals, including Science, and highlighted by ASCO.

He developed predictive models for early diagnosis of colorectal and pancreatic cancers. These models are now in clinical evaluation. He holds an academic appointment at Tel Aviv University. He is also an Associate Scholar at the University of Pennsylvania.

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. Iris Kventsel, MD, is a pediatric hemato-oncologist and bone marrow transplant (BMT) specialist at Sheba Medical Center. She is an attending physician in the Pediatric Hemato-Oncology and BMT Division at the Edmond and Lily Safra Children’s Hospital. Her clinical focus is pediatric sarcomas, including Ewing sarcoma, osteosarcoma, and rhabdomyosarcoma.

She provides multidisciplinary care, including transplant and cellular therapies. She also uses current chemotherapy protocols and targeted therapies for complex childhood cancers.

Her research focuses on genetic cancer predisposition, including Li-Fraumeni syndrome, and cancer susceptibility genes. She has published in pediatric oncology, stem cell biology, and surgical oncology (HIPEC). She is on the academic staff at Tel Aviv University. Education: MD, Technion; Pediatrics residency, Assaf HaRofeh; Pediatric Hemato-Oncology fellowship, Sheba.

教育と上級トレーニング コース

• 1989年 - ヘブライ大学で高等医学教育を受ける;
• 1995年 - ハダッサ大学病院で内科および消化器科の研修を修了する。
• 2001年 - 2002年 - ニューヨークのシナイ医学部肝疾患部門でスコット・フリードマン教授とのインターンシップを行う。

現在、リファート・サファディ教授は肝疾患治療の分野で優れた専門家であり、体細胞移植センターの開発委員会のメンバーで、ハダッサ医療センター肝疾患ユニットの責任者です。教授は複数の国際肝研究協会のメンバーであり、専門分野で多くの論文を執筆しています。サファディ教授は、科学医学ジャーナル「Clinical Science」の編集委員会メンバーです。

リファート・サファディ氏は、多くの科学賞の受賞者です。特に彼は、mRNAを用いた肝線維化の免疫調節過程の研究でハダッサ賞を繰り返し受賞しています。同じ分野での業績により、教授はシャロン・ドンスキー賞およびイスラエル消化器病学と肝臓学協会の賞も受賞しました。

Dr. Hila Magen, MD, leads the Multiple Myeloma and Amyloidosis Unit at Sheba Medical Center. She is a hemato-oncologist with over 35 years of experience. She is a leading Israeli expert in multiple myeloma and plasma cell disorders.

She runs a program that provides personalized care and early access to clinical trials. This includes CAR-T therapy for high-risk and relapsed or refractory myeloma and amyloidosis. Dr. Magen is a principal investigator in point-of-care CAR-T studies. She brings new immunotherapies into routine care.

Training: Fellowships in Multiple Myeloma (UAMS) and Lymphocytic Leukemia (MD Anderson). Academic: Instructor, Tel Aviv University. Research: Author of 100+ publications, contributor to landmark myeloma studies, and reviewer for international journals.

Prof. Avichai Shimoni, MD, is Director of Bone Marrow Transplantation at Sheba Medical Center. He is a hemato-oncologist with over 30 years of experience in bone marrow transplantation, cellular therapies, and advanced blood cancer care.

He leads a high-volume program for complex, high-risk blood cancers. He performs allogeneic and autologous transplants. He also provides CAR T-cell therapy for leukemia, lymphoma, and multiple myeloma. He completed a bone marrow transplantation fellowship at MD Anderson Cancer Center.

He is Chairman of Hematology at Tel Aviv University and a Professor of Hematology. He has authored more than 250 scientific papers. His research focuses on CAR T-cell therapy and stem cell transplantation. He is often listed among Israel's Best Doctors (Forbes 2025 and 2026).

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.