Platelet Count, Blood

Test Code

PLT

CPT Codes
85049

Preferred Specimen

Draw blood in a lavender-top (EDTA) tube, and send 1 mL of blood. Note: If platelet clumping or low platelet count is suspected send a lavender-top (EDTA) tube and a blue-top (sodium citrate) tube.

Transport Temperature

Refrigerate

Methodology
Sysmex XE-5000

Setup Schedule

Monday through Sunday

Reference Range

0 days-1 month: 160-610 K/µL

1 month-2 years: 175-600 K/µL

2 years-9 years: 150-475 K/µL

9 years-17 years: 150-410 K/µL

17 years-127 years: 150-400 K/µL

Critical values

Newborns (0-28 days): ≤100 K/µL

Pediatrics (29 days-12 years): ≤50 K/µL

Pre-Op patients (≥13 years): <100 K/µL or >800 K/µL

All others (≥13 years): <30 K/µL or >1,000 K/µL

Performed By
North Mississippi Medical Center Pathology Department

Performing Laboratory
NMMC Pathology Department

The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.