Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
PLT |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB2863 Geisinger Epic ID: 21195 | |
SPECIMEN COLLECTION |
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Specimen type: |
Whole blood | |
Preferred collection container: |
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Alternate Collection Container: |
Lavender-top (K2 EDTA) microcollection tube
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Specimen required: |
EDTA lavender-top tube or microcollection tube. For EDTA platelet clumping ONLY, draw an additional blue-top sodium citrate tube. | |
SPECIMEN PROCESSING |
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Specimen processing instructions: |
Do NOT centrifuge. | |
Transport temperature: |
Room temperature (preferred) or refrigerated. | |
Specimen stability: |
Refrigerated: 72 hours. Room temperature: 24 hours. | |
Rejection criteria: |
Clotted, frozen, hemolyzed, overfilled, underfilled, or centrifuged samples. Specimens beyond stability limits. | |
TEST DETAILS |
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Reference interval: |
140-400 K/uL | |
Critical values/courtesy alerts: |
PLT <=20 and >=1000 K/uL. | |
Additional information: |
Patients with clumped platelets will receive an estimate only (low, adequate, high). | |
CPT code(s): |
85049 | |
Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Quantitative determination of platelets. | |
Methodology: |
Electronic resistance detection enhanced by hydrodynamic focusing and flow cytometry |
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Synonyms: |
PLT Quantitative Platelet Count
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Clinical significance: |
Both increases and decreases in the platelet count can point to abnormal conditions of excess bleeding or clotting. These bleeding or clotting disorders or bone marrow diseases require the determination of the number of platelets present and/or their ability to function correctly. | |
Doctoral Director(s:) |
Michelle Grant DO | |
Review Date: | 04/29/2019 |
Performing Locations
Geisinger Wyoming Valley Medical Center
Geisinger Shamokin Area Community Hospital
Geisinger Community Medical Center