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Test Code CMV, IgG Cytomegalovirus (CMV) IgG Titer

Performing Laboratory

Memorial Hospital Laboratory- Virology Laboratory 304-388-9618

Specimen Requirements

Serum-Plain Red Top Tube

Draw 4 mL of serum (Minimum 2 mL)

Allow sample to clot naturally before centrifugation

Centrifuge and remove serum within 8 hours of collection    

Specimen Rejection

  • Improperly labeled, collected, stored, and transported
  • Quantity not sufficient
  • Hemolyzed serum
  • Serum subject to repeat freeze thaw cycles.

Storage and Stability

Room Temperature Up to 8 hours
Refrigerate > 8 hours prior to testing
Frozen > 7 days before testing

Reference Values

< 20 Negative, No serological evidence of past infection.

Titers are provided on all positive samples > 20, Serological evidence of past, present, acute, or recurrent infection with CMV. 

Methodology

Indirect Immunofluorescence

Days Test Set Up and Turnaround

Monday-Friday, 8:00 AM Start Time

Results available same day as testing performed

May be collected any time-no patient preparation required

CPT Coding

86644