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Histoplasma capsulatum Antibody Immunodiffusion
|Clinical Questions||Does my patient have histoplasmosis?|
|Collection Instructions||Sera should be screened by ID. Draw before doing fungal skin tests.|
|Container type||Gold top|
|Amount to Collect||2 mL blood|
|Preferred volume||1 mL serum|
|Min. Volume||0.2 mL serum|
|Processing notes||Refrigerate. Order Quest # 52183P|
|Turn around times||Test performed Tuesday, Thursday and Saturday. Turnaround time: 4-6 days.|
|Additional information||Preferred initial screening test.
ID testing detects both H and M bands. The H band is generally found in association with the M band, is unaffected by skin testing, and is consistently seen in patients with active histoplasmosis; the M band is often seen alone, is affected by skin testing, and may be found in either acute or chronic infection.
Testing by Complement Fixation is suggesed on all positives.
|Last Updated||10/2/2010 11:52:04 AM|