If your doctor has recommended a CT scan, you may be wondering: Can a CT scan confirm cancer? The short answer is no. A CT (Computed Tomography) scan is one of the most effective imaging tests for detecting abnormal growths and identifying signs that may suggest cancer, but it cannot definitively confirm cancer on its own. A confirmed diagnosis usually requires additional tests, such as a biopsy. In this guide, we’ll explain how CT scans help detect cancer, their limitations, and what happ...