Cytomegalovirus (CMV), saliva (newborns only)

Alphabetical Test listing

Cytomegalovirus (CMV), saliva (newborns only)-14455

Test name:

Test number:

14455

Excellian order number:

LAB14455

Abbreviation:

CMVS

Alternate names:

Cytomegalovirus (CMV), Congenital, Qualitative PCR, Saliva Swab

Useful for:

This test is intended for the in vitro qualitative detection of cytomegalovirus (CMV) DNA from salvia swabs from infants <21 days of age.

Congenital CMV infection can be diagnosed by testing a newborn baby’s saliva, urine, or blood by CMV PCR, however, of the three specimen types that are recommended, only saliva is simple, noninvasive and easy to collect.

Limitations:

This test is only orderable for patients less than 22 days old.

Patient preparation information:

Specimens must be collected for testing within 21 days after the baby is born in order to confirm a diagnosis of congenital CMV infection.
Specimen collection should be performed at least 1 hour post-breastfeeding.

Specimen type:

Saliva

Collection container:

Copan UTM-RT transport (purple cap)

Collection instructions:

Insert a sterile polyester swab into the baby's mouth between the gum and cheek and swirl for several seconds.
Place the saturated swab into the COPAN UTM-RT (purple cap) transport tube

Transport container:

Copan UTM-RT transport (purple cap)

Alternate collection container:

Copan UTM-RT

Transport and stability:

Refrigerated (preferred) – 7 days

Frozen – 14 days

Specimen retention time:

One (1) week

Reason for rejection:

Samples from patients > 2 years old
Non-approved collection containers:
eSwabs or other devices intended for bacterial culture
Collection containers submitted without a swab

Performing lab:

LabCorp (139865): R - LC

Days set up:

Mo - Sa

TAT:

3 - 4 days

Method:

Polymerase chain reaction (PCR)

Reference ranges:

Not detected

CPT codes:

87496

Date created:

03/03/2021

Revised date:

11/07/2023

Review date:

12/21/2023