Page 5 - Best Online Consultation with Oncologist doctors: TOP 114 doctors

The doctor has focused research on paraneoplastic neurological syndromes, leading a panel that established diagnostic criteria. His work confirmed the immune hypothesis linking tumors to autoimmune neurological dysfunctions, with antibodies identified by him now essential for diagnosis.

Clinically, the doctor specializes in diagnosing and managing gliomas, primary brain lymphomas, and cancer treatment-related neurotoxicities. Recent interests include neurological complications from immune checkpoint inhibitors and hematopoietic stem cell transplantation.

He holds an MD and PhD from Universitat Autónoma de Barcelona, completed a neurology residency in Barcelona, and a neuro-oncology fellowship at Memorial Sloan-Kettering Cancer Center.

The doctor received higher medical education at the Hebrew University and completed residency in internal medicine and gastroenterology at Hadassah University Hospital. An internship in liver diseases was completed at Sinai School of Medicine in New York. The doctor is a specialist in liver disease treatment, leading the liver disease unit at Hadassah Medical Center. They are a member of several international liver study associations and the editorial board of Clinical Science. The doctor has authored numerous articles and received multiple awards, including the Hadassah Prize and awards from the Israeli Association of Gastroenterology and Hepatology.

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.

The doctor specializes in lymphomas and chronic lymphocytic leukemia, leading innovations in the analysis and treatment of hematological diseases. Renowned globally for expertise in Chronic Lymphocytic Leukemia (CLL), the doctor conducts significant clinical and basic research, focusing on molecular pathogenesis and new therapeutic approaches.

Currently involved in over 80 studies from phase 1 to phase 3, the doctor contributes to the development of new drugs and treatments. As Head of Hematology at the IOB Institute of Oncology and Head of the Haematology Department at Vall d’Hebron University Hospital, the doctor has published over 100 articles in prestigious journals.

Key facts and achievements

• - More than 20 years of experience in the treatment of complex pathologies of the brain using Gamma Knife radiosurgery , including functional disorders and tumor diseases.
• -Works in a team with Dr. Roberto Martinez Alvarez , a world-leading neurosurgeon and Gamma Knife specialist, providing a unique multidisciplinary approach to patient care.
• - International experience : Studied and collaborated with leading global institutions, including the Gregorio Marañon in Madrid and the Gustave Roussy Institute in Paris.

Specialization

• More than 7,000 patients have been treated in the Radiosurgery Department, including:
• - Benign tumors : meningiomas, schwannomas, pituitary adenomas.
• - Malignant pathologies : brain metastases and CNS tumors.
• - Vascular pathologies : arteriovenous malformations, cavernomas and fistulas.
• - Functional disorders : refractory epilepsy, tremor, trigeminal neuralgia and obsessive-compulsive disorder.

Scientific and professional activities

• - Member of the international Gamma Knife Consortium , led by the University of Pittsburgh .
• - Author of scientific research and protocols for the treatment of cancer using radiotherapy.
• - Participated in the development of the innovative project "Fusion of Medical Images" as part of oncology research.

Experience

2002-present | Attached to the Department of Gamma Radiosurgery and Functional Neurosurgery of Ruber International Hospital.

2002-2007 | Assistant, Department of Radiation Oncology, Ruber International Hospital.

2002| Medical Affairs Manager Medical Department Janssen-Cilag, SA Madrid

Qualification

2012|Doctor of Medicine and Surgery Madrid. Department of Surgery, Autonomous University of Madrid. Spain

2001 | Specialist in Radiation Oncology at the Gregorio Marañón University Hospital in Madrid. Training completed at the Gustave-Roussy Institute in Paris in 2000.

1995 | Graduate of the Faculty of Medicine and Surgery, Complutense University of Madrid. Spain.

2016-present | Member of the Ruber International Hospital Gamma Knife Radiosurgery Team, International Gamma Knife Consortium: Led by the Pittsburgh Hospital.

1999-2000| Project Manager: "Protocol for Pamidronate Treatment of Breast Cancer Patients with Predominantly Lytic Bone Metastases"

1999 | GICOR Study: "Incidence of Anemia in Patients Receiving Radiation Therapy"

1999 | GICOR study: "Androgen deprivation protocol associated with radiation therapy for localized high-risk prostate cancer"

1997-2001|Participant (collaborator) in the research project (FIS FELLOWSHIP): "Multimodal fusion of medical images in oncology" at HGU Gregorio Marañon. Project leader: Dr. Desco Menéndez.

Teaching :

2018-present|Professor of the International Master of Radiosurgery of the Central Nervous System at the Complutense University of Madrid.

2020-present|Professor at the School of Radiosurgery of the Spanish Society of Neurosurgeons.

2017-2019|Professor of the Master of Radiosurgery and Clinical Stereotactic Radiotherapy of the Spanish Society of Radiation Oncology.

2017 - 2022| Member of the Dissertation Committee in Radiosurgery three times at the Autonomous University of Madrid and the Complutense University of Madrid.

2011-2012|Professor, International Master's Program in Advanced Technological Applications in Radiation Oncology, 3rd ed.

2001-2002|Associate Professor of Dentistry at the Alfonso X El Sabio University.

1998 - 2001|Professor of the secondary school I.E. Technical and vocational school of health K.A.M. (Radiation oncology technicians and archival technicians).

Publications

2022|Stereotactic radiosurgery of obsessive-compulsive disorders. Chapter. 25. Book: Intracranial stereotactic radiosurgery. ed. 2022. Pages: 251-256.

2022|Active monitoring and stereotactic radiosurgery provide a low risk of symptoms associated with incident frontobasal meningioma, but stereotactic radiosurgery provides better radiological control – a subanalysis of the IMPASSE trial. Cancers 2022; 14(5).1300. https://doi.org/10.3390/cancers14164047

2022|Stereotactic radiosurgery for Kuss grade IV vestibular schwannoma: a multi-institutional study. Journal of Neurosurgery. 2022 Jun 3; DOI: 10.3171/2022.4.JNS22203.

2022|Stereotactic radiosurgery for Rathke's cleft cyst: an international multicenter study. J Neurosurg 137: 1041–1046, 2022. DOI: 10.3171/2021.12.JNS212108.

2021|Surgery and radiosurgery in autism: a retrospective study on 10 patients. Stereotactic Function Neurosurgery. 2021;99(6):474–483. 15.

Presentations

2019| "Other indications in malignant tumor pathology" Cranial Radiosurgery Conference. Valencia 2019.

2018| Gamma Knife Radiosurgery: Concept, Equipment and Treatment Description I Scientific Conference on Gamma Knife Radiosurgery, Madrid, 2018

2018|Radiotherapy and protons in children. XX meeting of the SENEC Working Group on Neuro-Oncology:. Madrid.

2015| "Visualization monitoring of response and complications of brain treatment". XVIII National Congress of S.E.O.R. Valencia

2015 | Gamma Knife Radiosurgery in the Treatment of Refractory Epilepsy Associated with Nodular Heterotopia: Long-Term Safety and Efficacy. Congress of the Spanish Society of Neurology.

Communities it belongs to:

-SER, Spanish Society of Radiosurgery (she currently serves on the Board of Directors as Treasurer)

-SEOR, Spanish Society of Oncological Radiotherapy: Working Groups "Brain Tumors (NEUROONCOR)" and "Radiation Oncology Activities in the Private Sector"

-SSRI, International Society for Stereotactic Radiosurgery

- Member of the Oncology Group of the Spanish Society of Neurosurgery (SENEC).

Dr. Nuria Martínez Moreno , working in tandem with Dr. Roberto Martínez Álvarez, combines expert oncology knowledge and high-precision radiosurgery technology , providing patients with the most advanced and effective treatment in Spain.

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.

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.

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. 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.

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. 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.

Dr. Abu Shamsiya Rami Nuamanovych is a specialist in general and laparoscopic surgery, oncology, and ultrasound diagnostics. He is a Candidate of Medical Sciences, an associate professor, and a doctor of the highest category. Dr. Nuamanovych is a member of the Ukrainian Association of Bariatric Surgeons and the World Organization of Bariatric Surgeons (IFSO).

He works as a WHO consultant on laparoscopic surgery. He is also President of the Association of Arab Doctors of Ukraine. Dr. Nuamanovych has performed thousands of surgeries, including hernia repairs, bariatric procedures, and cancer operations. His skills are recognized internationally. He speaks English and Arabic fluently.

Dr. Hilmi Apak is a respected pediatric hematology-oncology specialist with more than 21 years of experience. He is trained in pediatric oncology. Dr. Apak has led advanced treatments, including bone marrow transplantation, leukemia chemotherapy, and CAR T-cell therapy.

He has published 75 international medical articles, showing his strong contribution to pediatric oncology research. Dr. Apak has worked as assistant editor for the Turkish Pediatrics Archives Periodical. He has also held important academic and leadership positions, such as Head of Pediatric Hematology-Oncology at Istanbul University-Cerrahpaşa.

The doctor completed specialization training in Radiation Oncology at Marmara University Faculty of Medicine from 2012 to 2016. Prior to this, the doctor completed an undergraduate degree in Medicine, taught in English, at the same institution from 2004 to 2011. The doctor has a strong foundation in medical education, beginning with high school education at Sixteen Numbered Shirvan School in Azerbaijan from 1998 to 2004.

The doctor specializes in a comprehensive range of surgical treatments in urology, including all types of operations. They manage general medical services and provide expert assessments in complex clinical situations. The doctor is actively involved in patient care through polyclinic receptions and offers "second opinions" in challenging cases. They are also engaged in the organization and facilitation of master classes, workshops, and webinars.

Proficient in advanced techniques such as laser enucleation and vaporization of the prostate, laser dissection of bladder tumors, and various forms of lithotripsy, the doctor also performs complex procedures like radical nephrectomy, pyelolithotomy, and ureterolithotomy, among others.

Areas of Interests

• MR Linac
• Three Dimensional Brachytherapy
• Four Dimensional (4D) Radiotherapy
• Stereotactic RT & IMRT
• Breast Cancer, Gynecological Cancers
• Head – Neck Cancers
• Urological Tumors, Gastrointestinal Cancers
• Lung Cancer
• Central Nervous System Tumors & Metastases
• Skin Cancers
• Soft Tissue Tumors

Education:

• Istinye University Medical Faculty, Professor Doctor (2017 – Continued)
• Istine University Medical Faculty Associate Professor Doctor (2016 – 2017)
• Liv Hospital Radiation Medicine Center, Tbilisi, Georgia, Radiation Oncology Consulting Docor (2016 – 2019)
• Liv Hospital, Radiation Oncology (2015 – Continued)
• Istanbul University Oncology Institution, Associate Professor (2012 – 2015)
• Stereotactic Radiotherapy, Thoracic Oncology, University of North Carolina, NC, USA (2010 – 2011)
• Kocaeli University Radiation Oncology Department, Associate Professor Assistant (2006 – 2009)
• GATA Radiation Oncology Department, Specialist Doctor, Reserve Officer (2004 – 2005)
• Istanbul University, Medical Faculty, Dr.R.A. (1999 – 2004)
• Istanbul University, Medical Faculty, Under-Graduate (1993 – 1999)
   

Experience:

• Istinye University Medical Faculty
• Liv Hospital Ulus
• Istanbul University Oncology Institution
• University of North Carolina, NC, USA
• Kocaeli University Medical Faculty
• Istanbul University, Medical Faculty

Dr. Erkancakir is a specialist in pediatric chest diseases. He has experience with acute and chronic respiratory problems, respiratory tract infections, and bronchoscopic procedures. His areas of focus include asthma, sleep-related breathing disorders, cystic fibrosis, and tuberculosis.

He completed his medical degree at Istanbul University. He continued his specialty training at Göztepe Training and Research Hospital and Marmara University. Dr. Erkancakir has worked at leading institutions, such as Bezmialem Vakıf University and Süreyyapaşa Chest Diseases Training and Research Hospital.

He is an active member of several professional organizations, including the Turkish Thoracic Society and the European Respiratory Society. Dr. Erkancakir has received more than 20 national and international awards for his research and presentations, especially in pediatric pulmonology and cystic fibrosis.

Dr. Itir Sirinoglu Temiz is a Professor of Hematology. She specializes in lymphoma, acute and chronic leukemias, multiple myeloma, thrombocytopenias, thrombosis, anemia, and bone marrow failure. She graduated with honors from Istanbul University Cerrahpaşa Faculty of Medicine. She completed her hematology training at Dr. Abdurrahman Yurtarslan Oncology Education and Research Hospital.

Dr. Sirinoglu Temiz has held key academic and administrative positions. She served as Head of Internal Medicine at IAU Faculty of Medicine. She was also Education and Administrative Manager at SBÜ Bakırköy Dr. Sadi Konuk EAH Hematology Clinic. She has broad experience in adult hematology, stem cell transplantation, and therapeutic apheresis. She currently practices at Liv Hospital.