Enlarged heart (cardiomegaly) is not a disease but a sign of an underlying problem. It can have many causes, including:
High blood pressure
Heart valve disorders
Weakness of the heart muscle (cardiomyopathy)
Severe anemia
Thyroid disorders
Excessive iron in the body (hemochromatosis)
Abnormal protein buildup in an organ (amyloidosis)
http://www.mayoclinic.com/health/enlarged-heart/HQ00623
Thank God for Jerry Springer. He brought some relief to this vortexed, suckup eulogy.