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BasoFunction™ HRT Cephalosporin
Test Code17557
Preferred Specimen
8-10 mL whole blood collected in a sodium heparin (green-top) tube
Patient Preparation
Patients taking calcineurin inhibitors should stop their medication 72 hours prior to draw.
Patients taking prednisone should stop medication for 2 weeks prior to draw.
Instructions
Specimen must be received within 48 hours of draw. Submit Monday through Wednesday only. Specimens must be drawn after 11:00 a.m.
Do not submit samples on weekends or the day before a holiday. Can call lab with tracking number.
Note: Samples are to be shipped FedEx overnight delivery.
Do not submit samples on weekends or the day before a holiday. Can call lab with tracking number.
Note: Samples are to be shipped FedEx overnight delivery.
Transport Container
Sodium heparin (green-top) tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 48 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Refrigerated: Unacceptable
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Received refrigerated • Received frozen • Lithium heparin
Methodology
ELISA
Setup Schedule
Mon-Fri
Reference Range
<0.6 ng/mL
Clinical Significance
This test may be useful with patients for whom skin testing and/or in vitro IgE testing is not appropriate or available. This is an in vitro challenge of whole blood with histamine as a measure of cell stimulation.
