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Test Code V RVP RAP Respiratory Viral/Bacti Detection by NAT

Performing Laboratory

Northwell Health Laboratories


Multiplex Amplified nucleic acid test that uses Polymerase Chain Reaction (PCR)


Pathogens that can be detected include:



Influenza A virus (H1, H1-2009, H3)

Influenza B virus

Respiratory Syncytial Virus (RSV)

Human Metapneumovirus (hMPV)

Parainfluenza virus (Types 1, 2, 3, 4)





* Due to the similarity of the conserved genetic region in Rhinoviruses and Enteroviruses, these viruses cannot be differentiated and are reported together


Coronavirus (229E, HKU1, NL63, OC43)


Chlamydophilia pneumoniae

Mycoplasma pneumoniae



Reference Values

Not Detected

Test Classification and CPT Coding






Physician Office Specimen Requirements

Nasopharyngeal Swab
1. Collect specimen using a flexible shaft nasopharyngeal flocked swab. Dacron, rayon, or nylon swabs with plastic or wire shafts is also acceptable. (Calcium alginate, charcoal, or cotton tipped swab with wooden or metal shaft are not acceptable.)

2. Gently slide swab along floor of nose with very light pressure to nasopharyngeal wall to allow the swab to absorb secretions.

3. Rotate swab slowly two to three times and withdraw it.

4. Place the swab into a tube containing 2 to 3 mL of viral transport medium (M4 or UTM) close tightly.

5. Label tube with patient’s name (first and last), date and actual time of collection, and type of specimen.

6. Send specimen refrigerated.
7. Maintain sterility and forward promptly.

Note:  Specimen source is required on request form for processing.


Specimen Stability after collection:

      Room Temperature:    12 Hours

      Refrigerated:                10 Days



Day(s) and Time(s) Performed

Monday through Sunday

Interface Order Number

PDM#  6350695