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Measles IgG - RRPL

Discipline

Microbiology

Overview

Description

  • Measles is a viral, highly contagious, airborne disease characterized by cough, coryza, conjunctivitis, fever, Koplik's spots and a characteristic erythematous rash.

  • The presence of measles-specific IgG indicates prior exposure to measles virus or measles vaccine.

Ordering recommendations

  • Measles IgG may be ordered to determine immune status of patients to the measles virus.

  • NOTE: Include patient's symptoms, date of onset of symptoms and recent vaccination history on the requisition.

Alias

  • Rubeola IgG

Specimen Information

Specimen types accepted

  • Serum

Specimen collection container

  • Serum separator tubes (SST; Tiger top or Gold top)

Collection procedure

  • Serum (SST): Collect blood in serum separator vacutainer (SST). Centrifuge. Aliquot.

Required volume

  • 1mL (minimum)

Transport and stability

  • Serum may be shipped at ambient temperature.

Performance

Methodology

  • Semi-quantitative chemiluminescence immunoassay from DiaSorin (Present/Indeterminate/Absent)
  • All serological results should be interpreted in conjunction with clinical symptoms and, where applicable, vaccination history

Days/times performed

  • All specimens will be tested at RRPL.

Maximum laboratory time

  • Turn-around-time of 3 days from receipt in lab.

Specimen retention time

  • Specimens retained for 10 days after testing.

Last Updated: October 23, 2025