megalocardia

/ˌmɛɡəloʊˈkɑrdiə/
noun
  1. An abnormal enlargement of the heart, often caused by heart disease, high blood pressure, or other medical conditions.
    • Doctors monitored the child's megalocardia closely after the diagnosis of a congenital heart defect.
    • Chronic high blood pressure can lead to megalocardia as the heart muscle thickens and enlarges.
    • The patient's chest X-ray revealed megalocardia, which prompted further testing for heart failure.
Synonyms