Dr. Alon Pikarsky brings over 39 years of experience of surgical expertise to rectal cancer treatment at Hadassah Medical Center.
Dr. Auala Hubert leads the Gastrointestinal Cancer Center at Hadassah Medical Center with 36 years of experience focused on oncology and radiotherapy.
Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.
He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.
Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.
Associate Professor Babek Tabandeh specializes in minimally invasive cancer surgery, including rectal cancer procedures at Medical Park Göztepe Hospital.
Dr. Alemdar specializes in medical oncology with a focus on personalized treatment plans for rectal cancer patients.
Dr. Thomas Mansfeld specializes in laparoscopic colorectal surgery, offering minimally invasive solutions for rectal cancer at Asklepios Hospital Barmbek.
49 years of experience specializing in virotherapy – Dr. Jaunalksne leads the Clinical Immunology Center at Pauls Stradins Clinical University Hospital.
Dr. Ercan Ozden trained at prestigious Istanbul University and specializes in medical oncology with a focus on rectal cancer.
Dr. Joseba Rebollo Liceaga brings over 36 years of experience of oncology experience, specializing in rectal cancer at Quironsalud Torrevieja.
Dr. Zalmanova specializes in radiotherapy for rectal cancer at Assuta Medical Center.
Deputy Head of the Department of Oncology at Rambam Medical Center, specializing in rectal cancer.
Dr. Beny leads the Gastrointestinal Malignant Service at Rambam Medical Center, focusing specifically on cancers of the digestive tract.
Dr. Kinas specializes in oncological and colorectal surgeries, with extensive experience in treating rectal cancer at Büyük Anadolu Hospitals.
Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).
He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.
Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.
15,000+ surgical procedures in – Dr. de Lacy specializes in minimally invasive techniques for rectal cancer at Hospital Quiron Barcelona.
He leads the Department of Surgery at Hadassah Medical Center, focusing exclusively on colorectal cancer and skin malignancies.
Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).
She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).
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. 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. Emad Shash, M.B.B.Ch, MSc, M.D., is a medical oncologist. He is the Medical Director of the Breast Comprehensive Cancer Hospital at NCI. He leads the Medical Oncology Department and is the Breast Program Director at Shifaa Al Orman Cancer Hospital in Luxor. His clinical focus includes breast, gynecologic, genitourinary, thoracic, gastrointestinal, and rare cancers. He specializes in systemic therapy, including chemotherapy, targeted therapy, and immunotherapy.
He served as coordinating research physician and medical lead at the EORTC from 2011 to 2015. Since 2008, he has contributed to more than 70 international oncology trials as a coordinator, sub-investigator, principal investigator, and sponsor medical monitor. Credentials include M.B.B.Ch (2004), MSc (2010), MD (2015), and the EORTC Certificate of Excellence (2015). He also holds a Diploma in Hospital Quality Management & Patient Safety (JCI/57357, 2017). He is a Fellow of the EIO. He is a member of ESMO (panel voting), ESGO, and ASCO (IAC), and serves on the ECRIN board.