I50 - Heart failure
I50.2 - Systolic (congestive) heart failure
Excludes 1:
-combined systolic (congestive) and diastolic (congestive) heart failure I50.4-)
I50.20 - Unspecified systolic (congestive) heart failure
I50.21 - Acute systolic (congestive) heart failure
I50.22 - Chronic systolic (congestive) heart failure
I50.23 - Acute on chronic systolic (congestive) heart failure