PLT (Platelet Count) Abbreviation

What is PLT?

PLT stands for Platelet Count, which measures the number of platelets in your blood. Platelets are cell fragments that help your blood clot.

Normal Range

• Adults: 150,000 to 450,000 platelets per microliter (mcL) of blood

What Abnormal Values Mean

• Low PLT (Thrombocytopenia): May increase bleeding risk, can be caused by certain medications, autoimmune conditions, or bone marrow problems
• High PLT (Thrombocytosis): May increase clotting risk, can be caused by inflammation, infection, or bone marrow disorders

Related Terms

• CBC: Complete Blood Count (includes PLT)