PLATELET COUNT

Code
100.0995
Name
PLATELET COUNT
Category
None
Department
Hematology
Start Date
Expiration Date
Synonyms
PLTC, PLT
CPT Codes
85049
Site
Main Lab
Reference Test
ATLAS Test Code

Specimen Information

Type

Lavender, EDTA

Volume

1.5 mL

Transport Info

Refrigerated
48 hour stability

Fasting Required?
False
Patient Instructions

Reference Range

0-18 years: 150-400 K/uL
>18 years: 149-442 K/uL

Methodology

Electronic Cell counting or Microscopic examination

Clinical Significance

Evaluate, diagnose, and/or follow up bleeding disorders, drug-induced thrombocytopenia, idiopathic thrombocytopenia purpura (acute or chronic), disseminated intravascular coagulation, leukemia states, chemotherapeutic management of malignant disease states; investigate purpura, petechiae.

The platelet, of growing practical clinical importance in hemostatic considerations and a variety of medical/surgical processes is also fundamental to etiologic considerations of arteriosclerotic and malignant disease. Careful estimate of platelet number from stained peripheral blood smear can provide useful information.

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