Myocardial Disease Pathology

Question 1

4 Major Classes of Cardiomyopathy

Answer 1

Dilated
Hypertrophic (asymmetric, like septum is bigger than vent walls)
Restrictive - amyloidosis or endocardial fibroelastosis
Arrhythmogenic Right Ventricle (ARVC) - fibrofatty replacement of RV leading to conduction problems and death on exercise

Question 2

Adriamycin

Answer 2

Chemotx drug that causes dilated cardiomyopathy - fibers thinner and further apart

Question 3

2 Big Myocarditis Viruses

Answer 3

HIV and Coxsackie

Question 4

Immunologic Myocarditis

Answer 4

Granulomatous lesions from rheumatic fever or transplant rejection

Question 5

Diphtheria

Answer 5

Causes irreversible conduction damage

Question 6

Sarcoidosis

Answer 6

Unknown etiology benign condition until reaches heart, where you get big patches everywhere and conduction problems