I502Level 3

Systolic (congestive) heart failure

**Inclusion terms:** - Heart failure with reduced ejection fraction [HFrEF] - Systolic left ventricular heart failure

**Excludes1:** - combined systolic (congestive) and diastolic (congestive) heart failure (I50.4-)

**Code also:** - end stage heart failure, if applicable (I50.84)

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