Elderly Man Presents With Heart Failure

A 73-year-old man presents with congestive heart failure and a cardiac biopsy is performed. What is your diagnosis?

A 73-year-old man presents with congestive heart failure and a cardiac biopsy is performed.

What is your diagnosis?

A. Myocardial infarction

B. Myocardial scarring

C. Normal heart muscle

D. Amyloidosis

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