Direct Fluorescent Antibody Stain (DFA)
See Collection Instructions
Quest Diagnostics San Juan Capistrano
1 Swab mucosal membrane or skin lesion (vesicle)
Air-dried smear of specimen on 2 glass slides are also acceptable. Collect specimen on swab and to maintain optimum viability, place swab into VCM or equivalent and transport the specimen to the laboratory as soon as possible. Best recovery is obtained when the specimens are refrigerated at 2-8 C or kept on wet ice following collection and while in transit. If there will be a long delay before processing, specimens in VCM or equivalent should be frozen at -70 C or colder and transported frozen. Storage or transport at -20 C is not acceptable.
Room Temp: Unacceptable (7 Days for slides); Refrigerated: 4 Days (7 Days for slides); Frozen: 30 Days (Unacceptable for slides)
Received in non-viral transport medium such as nucleic acid or bacterial transport media; Dry swabs; Specimen in formalin or other fixatives; Raw (unpreserved) specimens
Indicate source in comments, on specimen and on batch sheet.