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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
CRYPTOCOCCAL ANTIGEN, SERUM |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2109 Geisinger Epic ID: 46334 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Specimen required: |
5 mL blood in red-top plain (non-serum separator) tube; minimum 2mL | |
Special notes: |
Check expiration date on transport device before use. Serum separator tubes are NOT acceptable. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Serum must be centrifuged and aliquotted if testing is delayed. | |
Transport temperature: |
Room temperature. If a significant delay is expected, refrigerate at 2-8ºC. | |
Specimen stability: |
Stable 72 hours refrigerated at 2-8ºC | |
Rejection criteria: |
Serum separator tube; improperly labeled/identified specimens; expired transport device used; grossly contaminated specimen. Insufficient volume for testing. | |
TEST DETAILS |
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Reference interval: |
Negative for Cryptococcal Antigen | |
Critical values/courtesy alerts: |
Positive for Cryptococcal Antigen | |
CPT code(s): |
87899 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Direct detection of cryptococcal antigen in serum | |
Methodology: |
Immunochromographic Lateral Flow |
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Synonyms: |
Cryptococcus, fungus, yeast, India ink CAGSER
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Clinical significance: |
A positive serum cryptococcal antigen test result is indicative of active cryptococcal infection | |
Doctoral Director(s:) |
Donna Wolk PhD, D(ABMM), Raquel Martinez, PhD, D(ABMM) | |
| Review Date: | 12/31/2022 | |