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Herpes Simplex Virus Antibody, Skin-Specific (Qualitative) by Immunofluorescence Assay

Published: August 9, 2026Updated: August 16, 2026

This test detects antibodies to herpes simplex virus (HSV) in a skin sample, helping identify past or current HSV infection in the skin area tested.

Quick summary

["Assesses whether your skin may have been exposed to HSV, a common virus causing cold sores or genital herpes."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
5852-9
Short code
HSV Ag Skin Ql IA
Synonyms
HSV Ag Skin Ql IA
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
ia
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

What This Test Measures

The test looks for antibodies produced by your immune system in response to HSV. These antibodies indicate a prior infection or ongoing immune response to HSV in the skin. This method uses immunofluorescence to detect these antibodies specifically in a skin sample.

Why It Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like skin rashes, lesions, or unusual sores that could be related to HSV, especially if other tests (like blood HSV antibody tests) are inconclusive or if the infection is suspected in a specific skin area.

What to Expect Before the Test

No special preparation is needed. A small skin sample may be taken, often from a lesion or affected area, using a swab or biopsy. This is usually a quick and painless procedure.

What the Results Mean

Positive results suggest a current or past HSV infection in the tested skin area. Negative results mean no detectable antibodies were found in that sample. Results may vary depending on the stage of infection or immune response.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

HSV Skin Antibody (Qualitative)

Frequently asked questions

How common is this test?
This test is less commonly used than blood-based HSV antibody tests and is typically reserved for specific cases where skin involvement is suspected or when other tests are needed to confirm localized HSV infection.
What does a positive result indicate?
A positive result indicates that HSV antibodies are present in the skin sample, which may mean you have had HSV infection in that area at some point or are currently experiencing an active infection. It does not confirm the type of HSV (HSV-1 or HSV-2) but indicates exposure.
Can this test be used to diagnose HSV in other parts of the body?
No, this test is specific to skin samples and cannot be used to diagnose HSV in other areas like the mouth, genital region, or mucous membranes. Blood-based HSV antibody tests are generally used for broader diagnostic purposes.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy