Test Code CRAGS Cryptococcus Antigen, Serum or Spinal Fluid
Performing Laboratory
CCHS-Christiana Care Health Services
Methodology
Latex Agglutination
Reference Values
Negative
If positive, results are titered.
Physician Office Specimen Requirements
Submit only 1 of the following specimens:
Serum
Container/Tube: 3.5-mL red-top (gel) tube
Specimen: Full tube
Collection Instructions:
Note: 1. Indicate serum on request form.
2. Label tube with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, or financial number. Date and time of draw, collector’s initials, and type of specimen are also required.
Spinal Fluid
Container/Tube: Screw-capped, sterile vial
Specimen: 1 mL of spinal fluid
Collection Instructions: Maintain sterility
and forward promptly.
Note: 1. Indicate spinal fluid on request form.
2. Label vial with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, type of specimen, and as spinal fluid.
Day(s) Test Set Up
Monday through Sunday
Routine Turnaround Time: 24 hours
STAT Turnaround Time: Qualitative ≤1 hour