Pitfall in HPLC assay for urinary metanephrines: an unusual type of interference caused by methenamine intake

Clin Chem. 2004 Jun;50(6):1097-9. doi: 10.1373/clinchem.2004.032912.
No abstract available

Publication types

  • Case Reports

MeSH terms

  • Adrenal Gland Neoplasms / diagnosis
  • Arm / blood supply
  • Catecholamines / blood
  • Chromatography, High Pressure Liquid
  • Diagnosis, Differential
  • False Positive Reactions
  • Female
  • Humans
  • Metanephrine / blood
  • Metanephrine / urine*
  • Methenamine / urine*
  • Middle Aged
  • Pheochromocytoma / diagnosis
  • Pulmonary Embolism / diagnosis
  • Pulmonary Embolism / urine
  • Thromboembolism / diagnosis
  • Thromboembolism / urine

Substances

  • Catecholamines
  • Metanephrine
  • Methenamine