Item Value
Test name Varicella zoster virus Antigen (DFA)
Available Stat? No
Turn around times Same or next day
In House Availability Daily, day shift only
Performed by Microbiology
Normal range Negative
Container type Glass slide x2 for smears, viral holding medium for tissue biopsies.
Amount to Collect Eye, pustule or vesicle: Two slides, each with two cell spots, Tissue: 5 cu. mm
Collection Instructions Each slide should contain two spots of cells obtained from the base of an intact vesicle with a scalpel blade or swab. These spots should be approximately 1.5 cm in diameter (the size of a dime). Allow material on slide to air dry.
Sample type Eye, pustule or vesicle, tissue (see collection instructions)

If you have additional questions regarding this test, please call: 415-353-1667