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
- Fill tube to appropriate line.
 - Prefer specimen to be stored and transported refrigerated.
 
Specimen Rejection
1. Clotted specimen
2. Hemolyzed specimen
3. Exceed stability requirements
4. Underfilled tube
5. Unlabeled specimen
Maximum Laboratory Time
24 - 48 hours
Specimen Transport/Stability
Refrigerated: 12 hours
Test Classification and CPT Coding
85049
Day(s) Test Set Up
Daily
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