Click here for more information about laboratory operations and procedures
Herpes simplex Drug Susceptibility Testing
| Item | Value |
|---|---|
| Approval req'd? | Yes, consult with Virology Director, Dr Lawrence Drew at 885-7315. |
| Available Stat? | No |
| Utilization Guidelines | This testing should only be ordered on an HSV isolate from an immunocompromised patient with progressing lesions despite full oral or IV dose of the drug. Resistance does not occur in immunocompetent patients and most apparent resistance is due to poor compliance. |
| Test code | P319 |
| Test group | Herpes |
| Performed by | Focus Diagnostics |
| Sendout? | Yes |
| Method | Tissue culture |
| Collection Instructions | Specify drugs of interest on requisition |
| Container type | |
| Sample type | Viral isolate |
| Processing notes | Clinical isolate (cell culture with 4+ CPE) required. Fill tube with viral maintenance media. Transport overnight at room temperature or transport frozen isolate on dry ice. Test performed by Focus Diagnostics, 10703 Progress Way, Cypress, CA 90630. Test name: Antiviral Susceptibility. Focus order codes: #53180 (Acyclovir); #53185 (Foscarnet); #53190 (Ganciclovir) |
| Normal range | |
| Synonyms | Drug susceptibility testing; HSV |
| Turn around times | 1-2 weeks |
| Additional information | Testing may be appropriate for isolates from patients who have been treated, e.g., with acyclovir or foscarnet, but whose cultures remain positive for Herpes simplex. Clinical isolate (cell culture with 4+ CPE) required. |
| LOINC code | 29257-3 |
| Last Updated | 4/4/2011 9:29:44 AM |
| Entry Number | 497 |
If you have additional questions regarding this test, please call: 415-353-1667