Test Details
Mnemonic
CSFPR
Ordering Code
3700101
CPT-4 Code(s)
83520 x 2, 0035U
Specimen Information
Collect
Cerebrospinal fluid (CSF)
Specimen Preparation
Collect CSF - do not send the first 2.0 mL of CSF flow from tap. Send 5.0 mL CSF frozen within 20 minutes of collection, in a screw capped plastic vial. A random urine is requested, but not required. A patient information form completed by the referring health care professional is required. Please call client service for a form. The ordering physician name and phone number are required by the National Prion Lab.
Minimum Volume
2.0 mL
Transport Temperature
Frozen
Rejection Criteria
Bloody sample
Stability
CSF and Urine:
Room temperature: 24 hours
Refrigerated: 14 days
Frozen: Indefinitely
Room temperature: 24 hours
Refrigerated: 14 days
Frozen: Indefinitely
Methodology
Immunoassay - Real-Time Quaking-Induced Conversion (RT-QulC)
Reference Range
See report
Performing Laboratory
Quest Valencia
New York DOH Approval Status
No