The enlargement of an organ is a medical condition that requires proper treatment and care. Although it is a common term, there are many synonyms for this condition such as organ hypertrophy, organ swelling, organ expansion, organ engorgement, and organ distension. These terms refer to the abnormal increase in size, weight, and volume of an organ. The causes of organ enlargement can range from infections, inflammation, tumors, hormonal imbalances, to cardiovascular diseases. It is necessary to stay vigilant of any unusual changes in your body and to consult with a medical professional if you experience any concerning symptoms of organ enlargement.