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Platelet count-484

Test info

Test name:

Platelet count

Test number:

484

Excellian order number:

85049.2

Abbreviation:

PLT

Specimen

Specimen type:

EDTA whole blood

Collection container:

Lavender (EDTA), 4mL

If the patient has platelet clumping issues in EDTA, a Lt blue Sodium citrate (NaCit) tube must be collected in addition to the Lavender (EDTA), 4mL tube.

Volume:

4.0 mL

Minimum volume:

1.0 mL

Collection instructions:

Immediately after collection, mix tube thoroughly by gentle inversion to prevent clotting.
If the patient has platelet clumping issues in EDTA, a Lt blue Sodium citrate (NaCit) tube must be collected in addition to the Lavender (EDTA), 4mL tube.

Transport container:

Lavender (EDTA), 4mL

Transport and stability:

Refrigerated (preferred) - 48 hours

Ambient (OK) - 24 hours

Reason for rejection:

Improper label (unlabeled or mislabeled)
Clotted specimen
Improper anticoagulant or ratio
Hemolysis
Delay in transport
Improper storage/transport temperature

Performance

Performing lab:

AHL - Hematology: H

Days set up:

Daily

TAT:

Routine - 1 day
Stat - 1 hour

Method:

Sysmex

Clinical and Interpretive info

Reference ranges:

140 - 440 10³/mm³

Results that require action (critical):

Age	Low	High
Newborn (0 - 28 days)	<50,000/mm³	>1 million
>28 days	<20,000/mm³	>1 million

Billing

CPT codes:

85049

Subject to medical necessity (Y/N):

Yes

LCD/NCD:

Medical necessity

Tracking

Date created:

11/30/2001

Revised date:

02/04/2021

Review date:

01/12/2024