MYCOPLASMA PNEUMONIAE ANTIBODY IgM

Mnemonic

MYCOM

Specimen Collection Requirements

Collect

One 4 mL serum separator tube.

Handling

Separate serum from cells ASAP. Acute and convalescent specimens must be labeled as such; parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Please mark specimen plainly as "acute" or "convalescent."

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL

Transport

Refrigerate serum at 2-8°C. Submit specimen in Tube.

Rejection Criteria

Severely lipemic, contaminated, heat-inactivated, icteric or hemolyzed specimens.

Stability

After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

Testing Information

Performed

Sun-Sat

Method

Semi-Quantitative Enzyme-Linked Immunosorbent Assay

Referral Lab

ARUP (50398)

Reference Values

Reference Values

0.76 U/L or less: Negative - No clinically significant amount of M. pneumoniae IgM antibody detected. 0.77-0.95 U/L: Low Positive - M. pneumoniae-specific IgM presumptively detected. Collection of a follow-up sample in one to two weeks is recommended to assure reactivity. 0.96 U/L or greater: Positive - Highly significant amount of M. pneumoniae-specific IgM antibody detected. However, low levels of IgM antibodies may occasionally persist for more than 12 months post-infection.

CPT Codes

86738

Last Updated: Thursday, January 5, 2017 03:42:23 AM