Dr. Ooi Kai Yun is a highly dedicated Consultant Clinical Oncologist at Island Hospital, bringing with her a wealth of international experience and expertise in cancer care. After graduating from the prestigious Universiti Malaya in Malaysia, she pursued advanced specialist training in the United Kingdom, where she was a clinical oncology fellow at two of the world's leading cancer centers, The Christie NHS Trust and The Royal Marsden NHS Trust. This extensive training in a first-world setting has equipped her with cutting-edge knowledge in treating a wide range of cancers, with a special focus on breast, lung, gastrointestinal, and gynecological cancers. Dr. Ooi is a Fellow of The Royal College of Radiologists in London and is deeply committed to providing personalized and evidence-based treatment. She is highly skilled in the latest radiotherapy techniques, including precision radiation therapy, to ensure the best possible outcomes for her patients. An active contributor to the medical community, Dr. Ooi is involved in international clinical trials and frequently shares her expertise at global oncology conferences. Her combination of international training, commitment to research, and compassionate, patient-focused approach makes her a trusted expert in the field of oncology.