Active natriuretic peptide. Complementary to NT-proBNP; used depending on laboratory platform. Half-life shorter than NT-proBNP.
| Sex | Age | Range | Notes |
|---|---|---|---|
| All | ≥ 18 yrs | < 100 | <100 ng/L makes HF unlikely; ≥400 supports HF diagnosis |
⚠ Clinical Note
Reference ranges are indicative. Always interpret results in the context of the individual patient and local laboratory reference intervals, which may vary.