👉 A medical professional who specializes in diagnosing and treating cancer. They use various diagnostic tools like imaging (such as x-rays or CT scans) to detect tumors that may be causing symptoms of cancer. In a broader sense, a person who is trained to diagnose and treat diseases based on their symptoms and clinical presentation, using evidence-based medicine principles. This includes the careful consideration of medical history, physical examination, laboratory tests, imaging studies, and other diagnostic methods to determine the cause of a patient's symptoms