Introduction Cancer of Unknown Primary (CUP) diagnostics is a critical area for oncologists and researchers, as 2-5% of cancer cases lack an identifiable origin. An OncologyTube video, based on a May 2025 review by Kanwal Raghav, M.D., in the New England Journal of Medicine (NEJM), examines the latest approaches to diagnosing and treating CUP. This … Continue reading Cancer of Unknown Primary Diagnostics: Insights for Oncologists and Researchers