Metapneumonia Virus A Viral Load Quantitative Test
Short Name: MPV Viral Load
Also known as: MPV Viral Load, Human Metapneumovirus Quantitative PCR, hMPV Viral Load Test
Metapneumonia Virus A Viral Load Quantitative Test test available at DNA Labs India for ₹8,500. Uses Real Time PCR on Bronchial Swab, Bronchial Lavage, Sputum, Nasopharyngeal (NP) aspirates and swabs in viral transport medium, or lung tissues samples. Results in Reports are available on the 4th working day after sample collection. For online bookings, reports are sent via email within 48 hours of result release, and via phone within 36 hours.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Kothari Ramesh Shantilal
Consultant Microbiologist · Reg: 27670
Last reviewed: September 7, 2026
Overview
The purpose of the Metapneumonia Virus A Viral Load Quantitative Test is to detect and measure the amount of human metapneumovirus (hMPV) RNA in respiratory specimens. This quantitative assessment helps clinicians in several ways: 1) Confirm the diagnosis of hMPV infection, especially in patients with severe respiratory symptoms where clinical presentation may overlap with other viruses. 2) Determine the severity of infection by correlating viral load with disease progression. 3) Monitor the effectiveness of antiviral treatment or immune response over time. 4) Guide infection control measures to prevent nosocomial spread. 5) Aid in epidemiological studies and outbreak investigations. The test is particularly useful for immunocompromised patients, such as transplant recipients or those on chemotherapy, where hMPV can cause severe lower respiratory tract disease. By providing a quantitative value, the test enables clinicians to make informed decisions regarding hospitalization, intensive care, and therapeutic interventions. Early detection through this test can significantly reduce morbidity and mortality associated with hMPV infections.
- Test Code
- 6202
- CPT Code
- 87507
- ICD Code
- B97.4
- Price
- ₹8,500
- Sample Type
- Bronchial Swab, Bronchial Lavage, Sputum, Nasopharyngeal (NP) aspirates and swabs in viral transport medium, or lung tissues
- Result Time
- Reports are available on the 4th working day after sample collection. For online bookings, reports are sent via email within 48 hours of result release, and via phone within 36 hours.
- Fasting Required
- No
- Method
- Real Time PCR
Sample Collection
No special preparation is required. However, patients should inform their healthcare provider about any medications they are taking, especially antiviral drugs. For home sample collection, ensure the patient is comfortable and has not eaten immediately before the procedure (not required).
Method: Healthcare professional collects sample (swab, aspirate, or lavage)
Laboratory Analysis
A healthcare professional will collect the respiratory specimen using appropriate techniques (e.g., nasopharyngeal swab, bronchial lavage). The procedure may cause mild discomfort but is generally safe. For swabs, the healthcare provider will insert a sterile swab into the nostril or throat to collect secretions.
Report Delivery
After sample collection, the specimen is placed in a sterile container with viral transport medium and sent to the laboratory immediately. Patients can resume normal activities. Results are typically available within 4 working days.
Timeline: Reports are available on the 4th working day after sample collection. For online bookings, reports are sent via email within 48 hours of result release, and via phone within 36 hours.
Patient Instructions
About This Test
Who Should Get This Test
The purpose of the Metapneumonia Virus A Viral Load Quantitative Test is to detect and measure the amount of human metapneumovirus (hMPV) RNA in respiratory specimens. This quantitative assessment helps clinicians in several ways: 1) Confirm the diagnosis of hMPV infection, especially in patients with severe respiratory symptoms where clinical presentation may overlap with other viruses. 2) Determine the severity of infection by correlating viral load with disease progression. 3) Monitor the effectiveness of antiviral treatment or immune response over time. 4) Guide infection control measures to prevent nosocomial spread. 5) Aid in epidemiological studies and outbreak investigations. The test is particularly useful for immunocompromised patients, such as transplant recipients or those on chemotherapy, where hMPV can cause severe lower respiratory tract disease. By providing a quantitative value, the test enables clinicians to make informed decisions regarding hospitalization, intensive care, and therapeutic interventions. Early detection through this test can significantly reduce morbidity and mortality associated with hMPV infections.
How to Prepare
- For nasopharyngeal swabs: Insert swab into nostril parallel to the palate, leave in place for a few seconds, then rotate and withdraw.
- For bronchial lavage: Performed by a physician during bronchoscopy; sample collected in a sterile trap.
- For sputum: Patient should rinse mouth with water, then cough deeply to produce sputum from the lungs.
- All specimens must be placed in viral transport medium (VTM) and transported at 2-8°C to the laboratory.
- Label the container with patient name, date, and time of collection.
Doctor's Notes
Reviewed by Dr Kothari Ramesh Shantilal — MBBS, MD (Microbiology) · Reg. No. 27670
"Quantitative viral load testing for metapneumovirus is crucial for assessing disease severity, guiding treatment decisions, and monitoring response in immunocompromised patients. Early detection can prevent severe complications."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Specimen not in appropriate viral transport medium.
- Insufficient quantity of sample.
- Sample leaking or not properly labeled.
- Sample stored at room temperature for more than 48 hours.
- Specimen from inappropriate site (e.g., urine).
Understanding Your Results
Not detected
No hMPV RNA was found in the specimen. This suggests the absence of active hMPV infection. However, if clinical suspicion is high, consider repeat testing or alternative diagnostics.
Detected (low viral load, e.g., < 10^3 copies/mL)
Presence of hMPV RNA at low levels. This may indicate early infection or resolving infection. Clinical correlation is needed.
Detected (moderate viral load, e.g., 10^3 - 10^5 copies/mL)
Active hMPV infection with moderate viral replication. Likely associated with symptomatic disease. Monitor patient closely.
Detected (high viral load, e.g., > 10^5 copies/mL)
High level of hMPV RNA indicates significant viral replication. Often associated with severe disease, especially in immunocompromised patients. Aggressive management may be required.
Consult a doctor if you experience severe respiratory symptoms such as difficulty breathing, persistent high fever, chest pain, or confusion. Also seek medical advice if symptoms worsen or do not improve within a few days. Early consultation is especially important for young children, elderly, and those with weakened immune systems.
Limitations
- ⚠A negative result does not completely rule out hMPV infection; clinical correlation is necessary.
- ⚠Quantitative values may not directly correlate with disease severity in all patients.
- ⚠The test detects hMPV RNA, not viable virus; infectivity cannot be determined.
- ⚠Results should be interpreted in conjunction with clinical findings and other laboratory tests.
- ⚠The test is not intended for screening asymptomatic individuals.
Risks & Considerations
- ●Mild discomfort or bleeding from nasal swab (rare).
- ●Sore throat or gagging during throat swab.
- ●Bronchoscopy (if performed) carries risks such as bleeding, infection, or pneumothorax, but is done by a specialist.
Interfering Factors
- ●Improper sample collection or handling may lead to false negatives.
- ●Inhibition of PCR reaction by substances in the sample (e.g., blood, mucus) can affect results.
- ●Cross-contamination during sample processing can cause false positives.
- ●Low viral load in early or late stages of infection may be below the detection limit.
- ●Use of antiviral medications prior to testing may reduce viral load.
Compare With Similar Tests
| Test | Metapneumonia Virus A Viral Load Quantitative Test | Influenza A/B PCR | RSV PCR | COVID-19 RT-PCR | Respiratory Panel (Multiplex PCR) |
|---|---|---|---|---|---|
| Comparison | Metapneumonia Virus A Viral Load Quantitative Test |
Frequently Asked Questions
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