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hematologyHas Critical Values
Platelet Count
PLT· also: Plt, Platelets
Clinical Overview
Platelets (thrombocytes) are cell fragments essential for blood clotting. Low platelets (thrombocytopenia) cause bleeding risk; high platelets may suggest inflammation or clotting risk.
Reference RangesWHO/IFCC standards
| Reference Range | Unit | Notes |
|---|---|---|
| 150 – 400 | ×10³/µL | — |
Also reported in: ×10⁹/L.
Critical (Panic) Values
Critical Low: < 50 ×10³/µL. Critical High: > 1000 ×10³/µL. Values outside these limits require immediate clinical attention.
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Related Topics
clottingCBCthrombocytopeniableeding