Children's Mercy Kansas City
Name
Platelet Count

Synonyms
PLT

CMH Lab Section
Hematology

Specimen Requirements
1 mL in a 3 mL EDTA lavender top tube or
250 uL in a microtainer

Availability
STAT, Urgent, Routine

Turn Around Time
STAT: 1 hour
Routine: 2-4 hours

Methodology
Sysmex

Ranges
150-450 X 103 μL

Critical Values:
Age Critical value
≤4 months <20 X 103 /μL
>4 months <10 X 103/μL


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