Brain natriuretic peptide

Values

• <100 --> CHF R/O
• 100-400 Consider ddx
• >400 Certain

Differential Diagnosis (Elevated)

• CHF/AMI
• PE
• Pulmonary Hypertension
• Renal Failure

May have false negatives with obesity and diastolic dysfunction

Source

4/19/07 DONALDSON (adapted from Ryu)