Sign in →

Test Code CSFA Spinal Fluid Analysis

Methodology

Light Microscopy/Photometric, Hexokinase/Photometric, Pyrogallol Red-Molybdate

Includes glucose, protein, and 1 WBC/RBC cell count.

Note:  1. A #CSF “Culture, Spinal Fluid” is not included and must be ordered separately.

2. A cell count on a second tube will be performed by physician request at additional charge.

3. A WBC differential will be performed at an additional charge if ≥1 WBC is counted on the cell count.

Performing Laboratory

Aspen Valley Hospital

Physician Office Specimen Requirements

Obtain Lumbar Puncture Kit and aseptically collect 1 mL (minimum volume:  0.5 mL) of spinal fluid by lumbar puncture. Send specimen in serially numbered tubes included in kit. Forward promptly at ambient temperature.

Note:  A “CSF Analysis Specimen to Obtain” form will print at test ordering site when test is ordered in Meditech. Form should be filled out by physician, indicating tests to be performed on each tube.

Reference Values

GLUCOSE

40-70 mg/dL

PROTEIN

15-45 mg/dL

WBC

Infants <1 month:  0-30 cells/µL

Infants ≥1 month:  0-5 cells/µL

RBC

0-10 cells/µL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82945 - glucose

84157 - protein

89050 - WBC/RBC cell count

89051 - differential (if appropriate)