Methemoglobin

Analyte [material]

Methemoglobin [VB]

Reference range, target level, or decision threshold

0.2%-1.0% of total hemoglobin

Interpretation of results

↑ Drugs (sodium nitroprusside, phenacetin, sulfonamides, lidocaine, benzocaine), nitrates, nitrites, aniline, congenital cytochrome b5 reductase deficiency, hemoglobin M