海外の腫瘍科専門医 — ページ4

Dr. Sezer Sağlam is a medical oncologist at Gayrettepe Florence Nightingale Hospital in Istanbul. He specializes in gastrointestinal oncology and the treatment of liver cancer. Dr. Sağlam was nominated for the International Best Researcher Award for his work on liver-transplanted patients. He has served as a professor of medical oncology since 2016.

• Member of the European Society for Medical Oncology (ESMO).
• Active member of the American Society of Clinical Oncology (ASCO).
• Member of the European Neuroendocrine Tumor Society (ENETS).
• Works at JCI-accredited facility with advanced PET-MRI and radiology departments.

Prof. Ido Nachmany heads the Second Surgical Department at Sheba Medical Center. He specializes in HPB and robotic surgery for diseases of the liver, pancreas, and bile ducts, and for gastrointestinal neuroendocrine tumors. He also performs adrenal, spleen, and stomach surgery. Forbes listed him among Israel’s top physicians.

He advances minimally invasive robotic and laparoscopic techniques. The aim is better precision and faster recovery.

Credentials: Senior Lecturer at Tel Aviv University. Member of ASTS and IHPBA. Completed HPB and abdominal transplant fellowships at the Thomas E. Starzl Transplantation Institute. Board certified in General Surgery (Israel), Abdominal Organ Transplantation (ASTS), and HPB Surgery (University of Pittsburgh). He has published in Cancer Research, the Journal of the American College of Surgeons, and the European Journal of Surgical Oncology.

Dr. Einat Shacham‑Shmueli is a senior medical oncologist at the Gastrointestinal Clinic, Cancer Center, Sheba Medical Center. She treats cancers of the colon, stomach, and pancreas. She also manages metastatic disease. She uses precision diagnostics and biomarkers, systemic therapies, and radiotherapy. Care is provided within a multidisciplinary team.

She has authored more than 25 peer‑reviewed papers on GI oncology, tumor biology, and new treatments. Her work includes studies on stenting for malignant colonic obstruction. She serves as an investigator in international programs, including the NCI, the Radiation Therapy Oncology Group, and the Cancer Therapy Evaluation Program.

Education: MD, Tel Aviv University. Oncology residency, Tel Aviv Sourasky Medical Center. Advanced training in GI oncology, UCSF. Accreditations: Board certified in Oncology and Gastroenterology. Member, Israel Society of Oncology and Radiotherapy.

Prof. Zvi Cohen is Director of the Neurosurgery Department and the Neuro-Oncology Unit at Sheba Medical Center. He is a neurosurgeon and neuro-oncology expert. He was included in Forbes Israel’s Best Doctors 2025. He leads clinical research on drug therapies for malignant brain tumors. He also founded Sheba’s brain tumor tissue bank.

He is board-certified in neurosurgery. He trained at Tel Aviv University. He completed fellowships in neuroradiology at Beth Israel and in neurosurgical oncology at MD Anderson. His practice covers complex brain, pituitary, spine, and spinal cord tumors. He has expertise in stereotactic biopsies, image-guided resections, intraoperative MRI, navigation systems, and radiosurgery. He is a member of the Society for Neuro-Oncology and the Israeli Association of Neurological Surgeons.

Dr. David Kuczer is a specialist in radio-oncology with many years of experience in cancer diagnosis and treatment. He offers fast access to precise radiotherapy based on current scientific standards.

He is a member of the Cancer Center at the Vienna Private Clinic. He presents each patient to the in-house tumor board. This allows an interdisciplinary discussion by an internationally renowned team and helps select the best treatment.

All radiation treatments are provided in close cooperation with Amethyst Radiotherapy at the Vienna Private Clinic.

Professor Dov Zippel is a general surgeon and surgical oncologist. He specializes in breast disease and melanoma. He leads the Meirav Breast Center at Sheba Medical Center. He also serves at the Ella Lemelbaum Institute for Immuno-Oncology. In 2025, Forbes Israel named him to its Best Doctors list.

Expertise: advanced care for benign and malignant breast tumors. Minimally invasive and breast-conserving surgery. Surgical treatment of melanoma and other skin cancers.

Accreditations: MD, Tel Aviv University. Residency in general surgery, Sheba Medical Center. Fellowship in surgical oncology, University of Calgary. Board-certified in general surgery and surgical oncology. Research includes intact breast lesion excision and perioperative BRAF inhibitors for stage III melanoma.

Dr. Shira Felder is a senior radiation oncologist. She focuses on gynecologic and urologic cancers. She has advanced expertise in VMAT, IMRT, SBRT, and gynecologic brachytherapy. She delivers precise treatment with fewer side effects.

She heads the Gynecologic Oncology Service at Sheba Medical Center. She is a senior physician in the Radiation Oncology Division. She earned her MD at Hadassah. She completed residency at Sheba and a fellowship in the Radiation Medicine Program at the University of Toronto and Princess Margaret Cancer Centre. She is board-certified in Radiation Oncology. She is a member of ESTRO, the Israeli oncology societies, the CPSO, and the CMA.

Her research covers brachytherapy patient safety. It also includes stereotactic ablative radiotherapy for stage I lung cancer. She has studied treatment delays in cervical cancer. She has examined vitamin D deficiency in oncology patients.

Dr. Sefik Igdem is a radiation oncologist at Gayrettepe Florence Nightingale Hospital in Istanbul. He specializes in treating head, neck, and prostate cancers. He currently serves as a Professor at Demiroğlu Bilim University. Dr. Igdem uses Truebeam STx and Halcyon systems for accurate radiotherapy.

• Specializes in conformal treatments for complex tumor cases.
• Treats various conditions including lung, breast, and brain tumors.
• Practices at a JCI-accredited hospital that serves 200,000 patients annually.
• Completed his radiation oncology training at the Istanbul University Cerrahpaşa Faculty.

Dr. Emine Yildirim is an associate professor of general surgery at Atlas University Hospital, Istanbul. She specializes in surgical oncology with a focus on breast cancer treatment and reconstruction. Dr. Yildirim has published over 15 scientific articles in peer-reviewed journals like Academic Radiology. She holds multiple international certificates in breast cancer surgery and nipple-sparing techniques.

• Performs breast-conserving surgery, free flap reconstruction, and implant-based breast augmentation.
• Treats complex oncological conditions including thyroid, bladder, and colorectal cancers.
• Completed medical residency at Istanbul Haseki Health Application and Research Center.
• Works at AACI-accredited Atlas University Hospital, which treats 565,000 patients annually.

Prof. Amit Tirosh is a senior endocrinologist and Head of the Neuroendocrine Tumors Service at Sheba Medical Center. He specializes in neuroendocrine tumors (NETs).

His work centers on hereditary NET syndromes. He is affiliated with the NIH in MEN1 research. He serves on an international VHL expert panel and helped write VHL management guidelines. He is the primary contact at Sheba’s multidisciplinary VHL clinic.

He leads the Endocrine Oncology Bioinformatics Lab. He collaborates with international teams, including the Weizmann Institute. He provides advanced NET care, including PRRT.

He earned his MD from the Hebrew University–Hadassah. He completed a residency at Assaf HaRofeh, an endocrinology fellowship at Rabin, and training at the NIH. He is board-certified in Endocrinology. He is a member of the Israeli Society of Endocrinology, the Endocrine Society, and the European Neuroendocrine Tumor Society. He has authored over 40 peer-reviewed papers, including in JAMA, Gastroenterology, and Radiology.

Dr. Almog Ben-Yaacov is an Attending Surgeon in the Department of General and Oncological Surgery (Surgery C) at Sheba Medical Center. He specializes in cytoreductive surgery (CRS) with hyperthermic intraperitoneal chemotherapy (HIPEC). His clinical focus includes gastric cancer, sarcoma, and complex colorectal malignancies. Since 2018, he has performed more than 200 HIPEC procedures.

MD, Semmelweis University, 2006, with honors. Training in cardiothoracic surgery at Sheba Medical Center. Residency in general surgery at Montefiore (Albert Einstein) and at Rabin (Beilinson). Board-certified in General Surgery and in Surgical Oncology.

Advanced training includes ESSO-certified HIPEC in Hamburg. Microwave liver ablation in Reims. NanoKnife at King’s College London. Advanced surgical oncology at Memorial Sloan Kettering (2019). His publications cover CRS+HIPEC outcomes and Hartmann’s reversal.

Dr. Osama Abdel Mohimen Mohamed is Head of the Hematology Unit at Shefaa Al Orman Oncology Hospitals. He is also a consultant in medical oncology and hematology at Shefa El Orman Hospital (NGO), Luxor (2019–present).

He diagnoses and treats acute and chronic leukemia, lymphoma, myeloma, myelodysplastic syndromes, and myeloproliferative neoplasms. He also manages complications of solid tumors.

Background: He served at the National Cancer Institute, Cairo University, as a medical oncology resident, then demonstrator and assistant lecturer (2008–2022). Earlier, he was a house officer (2006–2007). He also held specialist roles at Al Salam International, Al Molalmen, and BAHEYA Oncology Center (NGO).

Memberships: ESMO (2008–present). American Society of Bone Marrow Transplantation (2009). ASH (2010).

Dr. Abdullah Sakin is a medical oncologist at Medipol Bahçelievler University Hospital in Istanbul. He specializes in treating complex cancers, including lung, breast, and gastrointestinal malignancies. Dr. Sakin previously served as the Head of the Medical Oncology Department at Yüzüncü Yıl University. He also held a leadership role at Prof. Dr. Cemil Taşçıoğlu City Hospital.

• Provides immunotherapy, biological therapy, and hormone treatments for various cancer types.
• Treats rare and difficult conditions like thymoma, chordoma, and Ewing's sarcoma.
• Performs PET-CT scans and comprehensive oncological check-ups for men and women.
• Uses JCI-accredited facilities with systems like TrueBeam STx and Halcyon for treatment.

Mali interdisciplinary hospital is integrating conventional, regenerative and precision medicine. It divides into 11 departments, there are 35 beds in total, including 12 intensive care beds, 23 general beds, 2 emergency and operating rooms, 1 plastic surgical room, 1 Gastro-colonoscopic room. Focus on round-trip treatment with modern medical technology to reduce the cost of hospitalization and the healing time. It also integrating regenerative medicine to repair the body and precision medicine for preventing and treating chronic non-communicable diseases (NCDs) with better results, we provide these services in a greenery atmosphere. Allowing clients to receive the following benefits.

1. Far away from NCDs & It’s complication

2. Good quality of life

3. Youthful lively life

4. Longevity

Dr. Yahya Ozel is a general surgeon at Estexper Clinic in Istanbul. He has performed over 12,000 procedures during his career. Dr. Ozel specializes in bariatric, metabolic, and oncological surgery. He completed training at Tokyo University Hospital in Japan. This training focused on complex liver and pancreatic surgery.

• Performed over 5,000 bariatric and 2,500 metabolic surgeries.
• Placed more than 4,000 gastric balloons for weight loss.
• Treats gastrointestinal cancers, including stomach, colon, and liver cancer.
• Holds the Turkish Surgical Proficiency Certificate.

アントニオ・アルカラス博士はテクノン医療センター（バルセロナ、スペイン）の泌尿器科および腎移植部門を率いています。

アントニオ・アルカラス博士は、30年以上の経験を持つスペインの有名な外科医、泌尿器腫瘍学者、移植専門医です。彼のマネジメントの下、泌尿生殖器系の病理を治療するために500を超える成功した手術が行われました。多くの外科的介入は、低侵襲技術（腹腔鏡による経膣的腎臓摘出術、腎摘出術、腎移植を含む）で行われました。アントニオ・アルカラスの主な専門分野は、前立腺癌の治療です。

腎臓、膀胱、副腎、精巣、尿管、および他の泌尿器系の臓器の腫瘍性疾患の治療は、ダ・ヴィンチ手術ロボットシステムを用いた伝統的な外科的方法および革新的な方法によって提供されます。

アントニオ・アルカラス博士はまた、たとえば停留精巣のような子供の先天性病態も治療します。

医師は下記のような権威ある専門コミュニティのメンバーです：

• アメリカ泌尿科連合；
• スペイン泌尿器科協会；
• 欧州泌尿器科学会。

Education and Specialization

• Faculty of Medicine, Hacettepe University
• 1999 - Akdeniz University, Faculty of Internal Medicine, Internal Medicine Specialization Training
• Internal Medicine Specialization Training in the USA, Akdeniz University (2013 - 2014)
• Internal Medicine Specialization Training in the USA (2013 - 2014) - Medical Oncology Department
• Akdeniz University, Faculty of Medicine, Department of Medical Oncology (Received Associate Professorship title)

Work Experience

• 2009 - Kayseri Training and Research Hospital, Hospital
• Acıbadem Kayseri
• 2017 - 2018 - Lara Private Anadolu Hospital
• 2018 - Medical Park Antalya Hospital Complex

Expertise

• Diagnosis of organ tumors
• Chemotherapy in cancer treatment
• Targeted cancer therapies
• Immunotherapy in cancer treatment
• Next-generation genetic research in cancer treatment
• Complementary medicine in cancer treatment
• Medical oncology

グラウペラ博士は受賞歴のある小児腫瘍医であり、骨および軟部組織肉腫の名医の一人です。 サンジョアン・デ・デウ病院の血液腫瘍科を率いており、同病院はヨーロッパ屈指の子供病院です。 研究者。 米国で訓練を受けました。

専門分野

神経芽細胞腫、神経膠腫、ユーイング肉腫、ウィルムス腫瘍の治療を提供します。

職務経験

• サンジョアン・デ・デウ — バルセロナ児童病院の血液腫瘍科の科学ディレクター
• サンジョアン・デ・デウ — バルセロナ児童病院の発達腫瘍研究所のディレクター。

教育

• 1990 — バルセロナ大学の医学と健康科学の学部 — 一般医学と外科の学位
• 1995 — バル・ダル・ヘブロン大学病院 — 小児科専門
• 1996-1999 — コーネル医科大学とメモリアル・スローン・ケタリングがんセンター（米国） — 小児血液腫瘍学のフェローシップ
• 1999-2001 — メモリアル・スローン・ケタリングがんセンター（米国） — 小児がんの分子病理学のフェローシップ
• 2003 — バルセロナ自治大学 — 医学博士号。

受賞歴

• 2000 — アメリカ臨床腫瘍学会からの若手研究者賞
• 2001 — 国際小児腫瘍学会からのシュバイスグット賞、小児腫瘍学における最優秀科学論文に対して
• 2001 — アメリカ臨床腫瘍学会からのキャリア開発賞
• 2006 — スペイン癌研究協会（AECC）による子供の癌研究に関する第一賞
• 2011 — BBVA財団賞、科学研究における小児がんへの顕著な貢献に対して
• 2001 — 国際小児腫瘍学会からのシュバイスグット賞、小児腫瘍学における最優秀科学論文に対して。

科学活動

ジャウメ・モラ・グラウペラ博士は、子供の悪性腫瘍治療に関する70以上の論文を執筆しています。 放射線療法を用いない脊髄神経膠腫に対する受動的治療法を開発しました。

組織のメンバーシップ

• 国際小児腫瘍学会（SIOP）
• アメリカ臨床腫瘍学会
• アメリカがん研究協会
• スペイン小児血液腫瘍学会
• カタルーニャ小児科学会
• ヒスチオサイト協会。

Dr. Luan Tianyan, MD, is Head of Oncology. He was recruited to Hainan Province as a high-level talent. He is a visiting scholar at the Dana-Farber Cancer Institute (USA). He is also Director of the Clinical Research Office at Bozheng Hengda International Hospital. He serves on the standing committees of the Clinical Research Management Committee (Southern Oncology Clinical Research Association), the Immunotherapy Committee (Hainan Provincial Anti-Cancer Association), and the Hainan Province Drug Research Committee.

He has more than 20 years of oncology practice. He provides individualized, comprehensive care for gastrointestinal tumors, lung cancer, and breast cancer. He focuses on pain management, palliative care, and psychological support in advanced cancer. He also works on the clinical use and study of tumor immunotherapy, including personalized mRNA vaccines and CAR-T therapy. He develops and applies proprietary drugs and related technologies.

Dr. Koravee Wirojskoolchai earned his MD from Rangsit University, Thailand. He is board-certified in General Surgery by Somdech Phra Pinklao Hospital, Royal Thai Navy Medical Department. He also holds board certification in anti-aging or nutritional medicine (institution not specified).

His training includes International Healthcare Service Standards and Hospital Management (JCI Hospital Standards) at the Graduate School, Rangsit University. He attended the Thai Chelation Medical Association’s Chelation Therapy Seminar. He also took part in the Thai Medical Informatics Association’s “The New Generation IT Doctor for Hospital Development.”