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CYTOMEGALOVIRUS ANTIGEN

Synonym(s):

​CMV Antigen, CMV Ag IF, CMV Ag IF (Cytospin), CMV pp65 Antigen, CMV Cytospin (Antigen)

Lab Section Category

Description

Indications

Specimen Required

​CMV pp65 Antigen (Cytospin): 6 mL unclotted blood in EDTA tube.
 
CMV Ag: Nasopharyngeal aspirate, broncho-alveolar lavage, sputum, biopsy samples, urine.

If virus isolation is required as well, send all above (except blood and urine) in Virus Transport Medium.
Otherwise, send all above (except blood and urine) in sterile bottles with 1 – 2 mL of sterile saline added.
Send blood and urine without Virus Transport Medium.
(See also Virology Section, General Guidelines for Viral Antigen Detection)

Storage and Transport

​Refrigerate samples except EDTA blood for CMV pp65 Ag which should be kept at room temperature until transport to laboratory. Do not freeze.

Method

​Immunofluorescence assay

Test Results

​Reported as Positive or Negative

Reference Interval / Value

Turnaround Time

​<1 – 2 days

Day(s) Test Set up

​Monday - Saturday

Remarks

Change History Notes

Others

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