Laboratory Test Information Guide

Details for CMV PCR (Viral Load) - Cytomegalovirus PCR (QCMV)

Test Name: CMV PCR (Viral Load) - Cytomegalovirus PCR (QCMV)
Alternate Name(s): Quantitative Cytomegalovirus
Laboratory: Virology Laboratory
Specimen Type: Please refer to Special Processing below for each Group:
Group 1:
Blood: 4 mL Lavender top (EDTA) Vacutainer tube

Group 2:
Fluid: Amniotic, ascitis, pleural, pericardia, Vitreous/Aqueous fluid/humor
-Swabs: eye, conjunctiva, cornea
-Bone Marrow
-Bronchoalveolar Lavage
-Tissue: Lung, lymph nodes, placenta
Collection Information: Collect blood aseptically in a Vacutainer tube.

Samples collected late in the day should be spun and plasma separated within 4 hours. Store at 4C for shipment the next morning.

Fluids - Collect a minimum of 1 mL in a sterile contatiner

Tissues - Collect in a sterile container
Test Schedule: Samples are tested on Tuesday and Thursday.
STAT requests must be approved by a Medical Microbiologist.
Turnaround time from when specimen
is received in testing laboratory:
7 days
24 hours
Reference Range: See report
Effective Date: 2009-11-09
Revised Date: 2016-11-08
Critical Value:  
Interpretive Comments: Molecular amplification techniques are to be used in conjunction with clinical findings.
Special Processing: For SRA:

After 9 pm: Centrifuge and aliquot plasma. Refrigerate and send to Microbiology the following morning.

Group 1: Indicated for transplant patient monitoring. Test will not be performed more than once in a 7 day period.

Group 2: Serology is more appropriate for CMV infection screening in non-transplant patients.
Consultation with Medical Microbiologist is required in unusual clinical circumstances for this group.
Method of Analysis: RT-PCR
Critical Information Required:  
Storage & Shipment: Must be received in lab within 4 hours of collection.
System Codes: 
Referred To:  

Questions? Comments? Contact Laura Gopaul