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|In House Availability||Monday-Friday, day shift|
|Method||Wet mount microscopy|
|Collection Instructions||Contact Microbiology x3-1268 to obtain special multi-well container for collecting and transporting samples. The specimens should be taken from an affected area or from scapular, gluteal and calf areas in the African form of disease, from the scapular, deltoid and gluteal areas in the Central American form of the disease.
Submit Friday samples before 1230 hours.
|Container type||Clean container, urine cup, Lavender top|
|Amount to Collect||See preferred volume|
|Sample type||Skin, Random urine, EDTA whole blood|
|Preferred volume||6 skin snips 2-3 mm in diameter obtained with a corneoscleral punch or by lifting the skin with a needle point and excising epidermis and dermis with a razor|
|UCSF Rejection Criteria||Improperly collected or submitted samples|
|Stability||Skin snip at room temperature: 24 hours
Refrigerated urine: 24 hours
|Turn around times||1-3 days|
|Additional information||If a wet mount is positive, B409 (Giemsa stain) will be ordered at an additional charge to differentiate Onchocerca from Loa loa.
Urine (see Parasites-Urine ) or peripheral blood (see Filaria) may sometimes show the parasite in heavily infected individuals.
|Last Updated||3/24/2013 8:05:36 PM|
If you have additional questions regarding this test, please call: 415-353-1667