Congenital heart defects refer to abnormalities or malformations in the structure of the heart that occur during fetal development. Common synonyms for congenital heart defects include congenital heart disease, cardiac anomalies, and structural heart defects. Other terms used to describe these conditions include heart deformities, congenital heart malformations, and congenital heart abnormalities. While most congenital heart defects are present at birth, some may not be diagnosed until later in life. Treatment options for congenital heart defects vary depending on the severity of the condition, but may include medications, surgery, and lifestyle changes. Proper management of congenital heart defects is crucial for minimizing complications and improving outcomes.