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Test Code LAB90128 Platelet Count (Citrate), Blood

Reporting Title

PLT Citrate

Methodology

Automated Multiparameter Hematology Analyzer

Used to determine accurate platelet count when platelet clumping occurs in EDTA.

Performing Laboratory

OhioHealth Laboratory Services-RMH, GMC, DNH, DMH, MGH, GMH, HMH, GCMH, DHC, WECC, PMC, MH, SH, BH and OMH Core Laboratories.

Specimen Requirements

Draw a full, light blue-top (citrate) tube; and send citrated whole blood. Mix by gently inverting 8 times. Do not centrifuge. Forward unprocessed whole blood.

Specimen Transport Temperature

Refrigerate/Ambient OK/Frozen NO

Reference Values

Newborn-1 week:  100-478 K/mcL

2 weeks:  150-400 K/mcL

Critical values

Red category conditions complete alert within 1 hour (initial result only)

Neonates:  <50 K/mcL or >1,000 K/mcL

Inpatients:  <50 K/mcL or >1,000 K/mcL

Outpatients:  <50 K/mcL or >1,000 K/mcL

Note:  First instance = no critical value in the same result range (high vs. low) in the last 5 days.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

85049