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25448 Cryptococcus Antigen Screen with Titer, Serum

Cryptococcus Antigen Screen with Titer, Serum
Test Code: CRYPAGS
Synonyms/Keywords
Cryptococcus Antigen
Useful For
​The diagnosis of Cryptococcus infection and the monitoring of treatment. 
A semi-quantitative titer will be performed on positive samples at an additional charge.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
​No ​Serum ​Serum Separator Tube (SST)​ Red Top Tube (SST) 250 uL
250 uL
100 uL
Specimen Stability Information
Specimen Type Temperature Time
Serum​ ​ ​Refrigerate ​3 days
​Frozen > 3 days
Rejection Criteria
Hemolysis
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield​ Monday through Friday​1 day ​Lateral Flow Immunochromatographic
Reference Range Information
Performing Location Reference Range
​Marshfield ​Negative
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
​87899 ​1 ​Screen
​87899 ​1 ​Titer ​as needed
Synonyms/Keywords
Cryptococcus Antigen
Ordering Applications
Ordering Application Description
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
​No ​Serum ​Serum Separator Tube (SST)​ Red Top Tube (SST) 250 uL
250 uL
100 uL
Specimen Stability Information
Specimen Type Temperature Time
Serum​ ​ ​Refrigerate ​3 days
​Frozen > 3 days
Rejection Criteria
Hemolysis
Useful For
​The diagnosis of Cryptococcus infection and the monitoring of treatment. 
A semi-quantitative titer will be performed on positive samples at an additional charge.
Reference Range Information
Performing Location Reference Range
​Marshfield ​Negative
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield​ Monday through Friday​1 day ​Lateral Flow Immunochromatographic
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
​87899 ​1 ​Screen
​87899 ​1 ​Titer ​as needed
For most current information refer to the Marshfield Laboratory online reference manual.