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|Classification and external resources|
Cardiomegaly is a medical condition wherein the heart is enlarged.It can sometimes be temporary due to the stress on the body in conditions like pregnancy, obesity, other medical conditions etc. Cardiomegaly is a descriptive term used for the finding of an enlarged heart and it is not a disease itself.
Dilation or hypertrophy
- Cardiac dilation may result in dilated cardiomyopathy
- Cardiac hypertrophy generally refers to ventricular hypertrophy, such as either:
- Abnormal enlargement of the heart.
- Enlargement of the heart, usually indicated by a cardiothoracic ratio above 0.50. Heart enlargement may involve the right, the left, or both heart ventricles or heart atria. Cardiomegaly is a nonspecific symptom seen in patients with chronic systolic heart failure (heart failure) or several forms of cardiomyopathies.
- Hypertrophy or enlargement of the heart.
- Aortic coarctation
- Athletic heart syndrome
- Atrial septal defect
- Autonomic insufficiency
- Chagas' disease
- Congestive heart failure, primary or caused by the other conditions listed here
- Connective tissue disease, e.g. systemic lupus erythematosus
- Coxsackie viral myocarditis
- Dilated cardiomyopathy, as in alcoholism or thiamine deficiency
- Drugs such as sulfonamides, Cocaine, and doxorubicin
- Friedreich's ataxia
- Hypertensive heart disease
- Hypertrophic cardiomyopathy
- Hypoalbuminaemia, e.g. malnutrition, chronic liver disease
- Kawasaki disease
- Morquio's Syndrome and other related dwarfism diseases
- Myocardial fibroelastosis
- Patent ductus arteriosus (PDA)
- PCOS, as in Polycystic Ovarian Syndrome
- Pericardial effusion
- Primary tumors of the heart
- Pulmonary valve stenosis
- Pulmonary Vein Stenosis
- Sickle-cell disease
- Type II glycogen storage disease (Pompe disease)
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