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HelpTest Code LAB185 Glucose - CSF
Performing Laboratory
Asante Rogue Regional Medical Center / Asante Three Rivers Medical Center
Specimen Minimum Volume
Optimum: 0.5 mL CSF
Billing Code
2050623
Methodology
Oxygen Rate Electrode
Specimen Requirements
Cerebrospinal fluid in a sterile tube
Aseptic preparation for aspiration by physician
Specimen can be collected at any time
Reasons for Rejection
Lack of Two Patient Identifiers:
1-Patient's First & Last name
2-Patient's Date of Birth
Day(s) Test Set Up
Monday through Sunday
Routine - same day
ASAP - 2 hours after receipt of specimen in lab
STAT - 1 hour after receipt of specimen in lab
Test Classification and CPT Coding
82947 - Glucose; quantitative, blood (except reagent strip)
Additional Information
Evaluation of meningitis, neoplastic involvement of meninges, other neurological disorders. Diagnosis of neuroglycopenia, even in presence of normal plasma glucose. CSF glucose may be elevated in diabetic hyperglycemia, epidemic encephalitis, CNS syphilis or increased serum glucose. CSF glucose will be slightly decreased in subarachnoid hemorrhage or nonbacterial meningoencephalitis. Significantly decreased CSF glucose is seen in various forms of meningitis, tumor of the meninges or sarcoidosis.
Specimen Transport Temperature and Stability
Send to laboratory immediately.
Performing Department
Chemistry