|
Frequent
| | |
|
Idiopathic/Familial DCM
|
20 – 50
|
family history, echocardiogram, detailed evaluation of first degree relatives, coronary angiography, endomyocardial biopsy
|
|
Ischemic DCM
|
50 – 70
|
history, coronary angiography
|
|
Valvular DCM
|
1.5 – 4
|
echocardiogram, physical exam
|
|
Hypertensive DCM
|
2 – 4
|
physical exam, echocardiogram showing hypertrophy
|
|
Alcoholic
|
3 – 40
|
history of excessive alcohol use
|
|
Myocarditis
|
5 – 10
|
history compatible with viral myocarditis, endomyocardial biopsy
|
|
Rare
|
2–3
| |
|
Peripartum
| |
history
|
|
Amyloidosis
| |
echocardiogram, endomyocardial biopsy, rectal/fat pad biopsy
|
|
Hemochromatosis
| |
extra-cardiac signs, endomyocardial biopsy, iron studies
|
|
Sarcoidosis
| |
extra-cardiac signs, endomyocardial biopsy
|
|
Doxorubicin toxicity
| |
history of exposure to doxorubicin
|
|
Other toxic substances
| |
history
|
|
Metabolic DCM
| |
laboratory tests, pediatric age
|
