Cytomegalovirus Antibody, IgM CMVM

Method(s) Semi-Quantitative Chemiluminescent Immunoassay
Specimen Required
Collect

5 mL gold (SST) top tube. Also acceptable: Serum from umbilical cord blood.

Transport

Transfer 1 mL serum refrigerated to an ARUP Standard Transport Tube. (Min: 0.5 mL) 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. Mark specimens plainly as "acute" or convalescent."

Remarks

Allow specimen to clot completely at room temperature. Separate serum from cells ASAP or within 2 hours of collection.

Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

Unacceptable Conditions

Plasma or urine. Contaminated, heat-inactivated or hemolyzed specimens.

Schedule Daily
Billing Code 5011697
CPTCode 86645
Preferred Specimen Collection Device(s)
Reference Interval
 
29.9 AU/mL or less:Not detected
30.0-34.9 AU/mL:Indeterminate -
Repeat testing in 10-14 days may be helpful
35.0 AU/mL or greater:Detected -
IgM antibody to CMV detected, which may indicate a current or recent infection. However, low levels of IgM antibiodies may occassionally persist for more than 12 months post-infection.
No Appointment Necessary
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11 Patient Service Centers in Central New York.

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