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Laboratory:

Clinical Biochemistry

Test Name:

GLUCOSE - (CSF)

Test Code: GLC

Clinical Information:

Spinal fluid glucose concentration is about two-thirds that of serum. Approximately 2-4 h are required for the spinal fluid glucose to reflect any change in serum glucose. Samples must be placed on ice and transported to the lab immediately.

Collection Devices:

Preferred Device:	1 - Sterile 15 mL Screw Cap Collection Container Sterile 15 mL Screw Cap Collection Container Manufacturer: Catalogue #:
Alternate Device:	1 - Sterile 15 mL Screw Cap Conical Tube Sterile 15 mL Screw Cap Conical Tube Manufacturer: Becton Dickinson Catalogue #:

Specimen Required:

Cerebrospinal Fluid: 0.5 mL

Pediatric Cerebrospinal Fluid: 0.2 mL

Place the sample ON ICE and send immediately to Biochemistry Lab. If more than one vial is collected, send VIAL # 1 to Biochemistry.

Referral:

Spin, freeze supernatant.

Requisition:

_SH Body Fluid Requisition (R250-10-53)

Reference Values:

2.3-4.7 mmol/L (mmol/L x 18 = mg/dL)

Availability:

Stat or Routine