How is the evaluation of cardiomyopathy?

Clinically (Hx & PE for disorders cardiac and others, family hx, alcohol, drugs, ability to perform activities, volume status, orthostatic BP, BMI) Labs (ECG, CXR, TTR, MRI for inflammation/fibrosis, chemistry, hematology) Evaluation of specific dx sus: Titers for infection, viral, HIV, Chaga's/ toxoplasmosis, catheterization and angiography (angina), serology (rheumato), endocardial biopsy, sleep-disorders breathing