Alcoholic cardiomyopathy laboratory findings

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Raviteja Guddeti, M.B.B.S. [2]; Hardik Patel, M.D.

Alcoholic cardiomyopathy is majorly a clinical and echocardiographic diagnosis. There are no pathognomonic laboratory findings diagnostic of this disorder.

No laboratory test/finding is diagnostic of alcoholic cardiomyopathy. However, common laboratory findings include:

• Elevated mean corpuscular volume (MCV) and mean corpuscular hemoglobin (MCHC) ^[1]
• Mild thrombocytopenia
• Elevated LDH, AST, ALT, creatine kinase, malic dehydrogenase and alpha-hydroxybutyric dehydrogenase
• Elevated gammaglutamyl transpeptidase
• Serum concentrations of magnesium and zinc may be reduced

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