Cardiomegaly

A pathological enlargement of the heart, typically defined radiographically by an increased cardiothoracic ratio, and reflects dilation and/or hypertrophy of one or more cardiac chambers secondary to diverse structural or functional cardiac disorders.

Causes

• Hypertension

• Coronary artery disease

• Cardiomyopathy

• Heart valve disease

• Congenital heart defects

• Anemia

• Hypothyroidism

• Hyperthyroidism

• Pulmonary hypertension

• Kidney disease

• Pregnancy

• Alcohol abuse

• Intense athletic training