FLUID CELL COUNT (DIFFERENTIAL RBC AND WBC)

General Information

HLAB/HOL Code: FLCT
UPHSM LIS Test #: 3111
Schedule: Daily
Testing Time: 1 day
Testing Lab: UP Health System-Marquette

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 1.0 mL
Temperature: Refrigerate
Tube Type: Fluid
Collection Info:
CSF (cerebrospinal fluid) - sterile capped plastic tubes.

Other fluids - Preferably in green top (sodium heparin) evacuated tubes.  Red top and EDTA are also acceptable.

Methods

Hemacytometer counting chamber and Wright stained smear.

Clinical Utilities

Gross examination, RBC, WBC, and differential on CSF, Pleural, Peritoneal, Synovial, Ascitic, abdominal or other type fluid.

* Examine fluid specimens promptly as both red and white cells may begin lysis within 2 hours of collection. *

If a delay is anticipated, refrigerate specimens to prevent any decrease in cell counts.

CSF should be examined immediately as cell lysis can occur soon after collection.

CPT Codes

89051

* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.