What is the medical term meaning specialist in diagnosis and treatment of diseases affecting heart blood vessels?

The medical term for a specialist in the diagnosis and treatment of diseases affecting the heart and blood vessels is "cardiologist." Cardiologists are medical doctors who have completed specialized training in diagnosing and treating cardiovascular diseases. They diagnose diseases of the heart and blood vessels and prescribe medication and treatments to improve cardiovascular health. In certain cases, a cardiologist may also conduct surgical procedures to correct heart conditions.