Liver cancer Doctors Abroad — Page 2

Professor Sezer Sağlam is a leading medical oncologist at Gayrettepe Florence Nightingale Hospital, specialising in the treatment of gastrointestinal cancers.

• Focuses on gastrointestinal oncology at Istanbul University Oncology Institute
• Member of the European Neuroendocrine Tumour Society (ENET)
• Specialised fellowship training from Istanbul Medical Faculty
• Active member of the American Society of Clinical Oncology (ASCO)
• Member of the European Society for Medical Oncology (ESMO)

Dr. Ayshe Okumush is a radiation oncologist at Private NeoLife Medical Center. She earned her MD from Karadeniz Technical University in 2003. She completed a residency in radiation oncology at Sisli Etfal Training and Research Hospital from 2006 to 2011.

She served as a specialist at Diyarbakir Uckuyular Training and Research Hospital from 2011 to 2013 and at Sisli Etfal from 2013 to 2016. She then worked at Yeni Yuzyil University Private Gaziosmanpasa Hospital from 2016 to 2026. She joined NeoLife in 2026.

Memberships: Turkish Society for Radiation Oncology (TROD) and the European Society for Radiotherapy and Oncology (ESTRO). Clinical focus: SRS, SRT, SBRT; VMAT, IMRT; radiotherapy for head and neck, lung, and brain tumors; SGRT, TBI, and 3D brachytherapy.

Dr. Mehmet Salih Iyikesici is a medical oncologist. His work focuses on metabolically supported chemotherapy (MSCT), ketogenic diet–supported cancer care, hyperthermia, hyperbaric oxygen therapy, and insulin potentiation therapy. He emphasizes care for breast, pancreatic, and gastric cancers.

He is a Medical Oncology Specialist at Neolife Medical Center (2026–present). He previously served at Private Bahçelievler Medical Park (2013–2026), Medicana Beylikdüzü (2010–2013), Silivri Anadolu (2009–2010), Diyarbakır Training and Research (2008–2009), and Bursa Çekirge State (2006–2008). Earlier, he worked as an Internal Medicine Specialist (1997–2003). He was an Assistant Professor at Altınbaş University (2014–2026).

Training: Medical Oncology subspecialty, Marmara University (2003–2006). Internal Medicine, Istanbul Haydarpaşa Numune (1992–1996). Medicine, Uludağ University (1985–1990). Member, Medical Oncology Association (since 2004). His recent research (2019–2020) covers gastric, breast, pancreatic, and lung cancers. Topics include long‑term survival in metastatic pancreatic cancer and feasibility in metastatic non‑small cell lung cancer (NSCLC).

Professor Sefik Igdem is a senior specialist in radiation oncology who uses precise targeting technologies to manage tumours while protecting healthy liver tissue.

• Specialises in TrueBeam STx technology – delivers high-dose radiation quickly to tumours with sub-millimetre accuracy
• Uses Halcyon systems – targeted radiotherapy that adjusts to patient movement during treatment sessions
• Professor at Demiroğlu Bilim University – shapes the next generation of oncology specialists
• Focuses on conformal treatments – shapes radiation beams to match the exact dimensions of liver lesions
• Trained at Istanbul University Cerrahpasa – one of Turkey's most prestigious medical research institutions

Dr. Sinan Karaaslan is a medical oncologist at Anadolu Medical Center in Istanbul. He specializes in treating breast, colorectal, and urogenital system cancers. Dr. Karaaslan brings clinical expertise from major institutions, including Medical Park and Gülhane Military Medical Academy. He works at a hospital affiliated with the Johns Hopkins Hospital.

• Holds personal certification from the European Society for Medical Oncology.
• Treats complex conditions, including stage 4 colon and lung cancers.
• Member of the Turkish Medical Oncology and Turkish Lung Cancer societies.
• Performs systemic therapies such as immunotherapy, targeted therapy, and chemotherapy.

Professor Serkan Keskin is a top-ranked medical oncologist who placed first in Turkey's national oncology proficiency exam. He leads the oncology department at Memorial Şişli Hospital.

• Performed 1,100+ oncology procedures including targeted chemotherapy
• Specialises in immunotherapy and targeted therapy for liver tumours
• Member of the American Society of Clinical Oncology (ASCO)
• Published 42 international research articles on cancer treatment
• Awarded Best Poster at the National Cancer Congress

Professor Mustafa Solak brings international expertise to liver cancer care, having completed a prestigious fellowship at the University of Texas MD Anderson Cancer Center.

• Specialises in gastrointestinal oncology, including cancers of the liver, pancreas, and stomach
• Uses immunotherapy – drugs like Keytruda that help the immune system find and kill cancer cells
• Performs targeted therapy – drugs that attack specific proteins on cancer cells to limit healthy tissue damage
• Fellowship-trained at the Hacettepe University Cancer Institute, a leading Turkish research centre
• Coordinates systemic treatment plans for both primary and advanced-stage malignancies

Dr. Gorkem Turkkan is a radiation oncologist at Hisar Hospital Intercontinental in Istanbul. He has successfully completed over 2,500 radiotherapy sessions using MR-Linac technology. Dr. Turkkan focuses on MRI-guided radiotherapy and stereotactic treatments for various cancers. He conducted clinical research on proton therapy at the MAASTRO Clinic in the Netherlands.

• Specializes in prostate, breast, lung, and head and neck cancer treatments.
• Uses VMAT and IMRT techniques to target tumors with precision.
• Maintains membership in the European Society of Radiotherapy and Oncology.
• Works at a JCI-accredited hospital serving 500,000+ patients annually.

Professor Peker has performed over 200 liver surgeries and 400 gastric and pancreatic cancer procedures at leading Turkish hospitals.

• Trained at the Mayo Clinic in the USA specializing in liver and pancreatic surgery
• Holds a PhD in medical biology focusing on cancer biology and cellular aging
• Founding member of the Hepatopancreatobiliary Surgery unit at Bakirkoy Training and Research Hospital
• Focuses on gastroenterology surgery involving the liver, bile ducts, and stomach
• Specialises in surgical resection and organ-sparing techniques for liver malignancies