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Test Code PLT PLATELET COUNT

Methodology

Automated Hematology Analyzer

Specimen Requirements

EDTA Whole Blood

Container: Lavender top tube (EDTA)

Specimen Collection: Fill tube to appropriate line; Microtainers must be filled to SECOND mark

  1. Fill tube to appropriate line.
  2. Prefer specimen to be stored and transported refrigerated.

Specimen Transport/Stability

Refrigerated: 12 hours

Specimen Rejection

1. Clotted specimen

2. Hemolyzed specimen

3. Exceed stability requirements

4. Underfilled tube

5. Unlabeled specimen

Maximum Laboratory Time

24 - 48 hours

Reference Ranges

Platelet Count              THOU/cmm  
Newborn              170 - 430
1 wk              168 - 392
4 yrs              200 - 400
7 yrs              140 - 440
11 yrs              130 - 400

Appropriate comments are generated with report if sample integrity is compromised.

CRITICAL VALUE:  REFER TO LH-W CRITICAL VALUES POLICY

                                 

 

 

 

Day(s) Test Set Up

Daily

Test Classification and CPT Coding

85049