Herpes virus type 8 (HHV8) - direct diagnosis - PCR
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HV8BM
Synonyms
- HHV-8 - molecular diagnosis
- HHV-8 - PCR
- KSHV - PCR
Specialty
Infectious
Clinical significance
HHV8 is a virus belonging to the Herpesviridae family. Its distribution follows a North-South gradient. Transmission is salivary in high-prevalence countries, with primary infection occurring in childhood. In low-prevalence countries, primary infection occurs in adulthood through sexual transmission. Primary infection is asymptomatic and usually remains unrecognised. The pathogenesis of HHV8 is based on its oncogenic nature. It is responsible for three tumour diseases: Kaposi's disease, Castelman's disease and primary serous lymphoma. These diseases most often occur in the context of immunodepression. Diagnosis is based on the macroscopic appearance of the lesions, testing for the HHV8 genome in blood, biopsies or biological fluids of interest, and histological analysis of the lesions. Testing for the HHV8 genome in blood can be negative in Kaposi's disease.
Preanalytics
- 1 mL :
- Biopsy (of a tumor, skin or organ lesion), puncture fluid (peritoneal, pericardial, pleural fluid, bone marrow (EDTA)
- Reftrigerated
- A tube specifically for this analysis : No
Further information
[To be translated]
The use of the S14UK transport bag is Mandatory.
Swab samples require the use of a transport medium (viral) supplied in kit K1.
Samples (other than swabs) must be sent as they are, in sterile bottles, without transport medium.
Specific equipment available
- S14: Special mycobacteria transport bags are to be used
Documents to download
Methodology
Real-time PCR
Turnaround time
6 days