False-negative results from point-of-care qualitative human chorionic gonadotropin (hCG) devices caused by excess hCGbeta core fragment vary with device lot number

Clin Chem. 2009 Oct;55(10):1885-6. doi: 10.1373/clinchem.2009.133280. Epub 2009 Aug 13.
No abstract available

Publication types

  • Case Reports
  • Letter

MeSH terms

  • Adolescent
  • Chorionic Gonadotropin, beta Subunit, Human / standards
  • Chorionic Gonadotropin, beta Subunit, Human / urine*
  • Equipment Failure
  • False Negative Reactions
  • Female
  • Humans
  • Peptide Fragments / standards
  • Peptide Fragments / urine*
  • Point-of-Care Systems*
  • Pregnancy
  • Reagent Kits, Diagnostic
  • Reference Standards
  • Young Adult

Substances

  • Chorionic Gonadotropin, beta Subunit, Human
  • Peptide Fragments
  • Reagent Kits, Diagnostic
  • urinary gonadotropin fragment