Department
Haematology
Delphic Registration Code (Alpha Code)
PLT, FBC, CIT
Test Code (Numeric Code)
1198
Laboratory Handling
Phlebotomy
Collect Citrate tube (Light Blue) top and EDTA tube (Purple) top. In patients where EDTA mediated platelet clumping has been reported, an accurate count can be obtained by collecting a 4 mL citrate tube (blue top). Label **"DO NOT SPIN"**. Tube must be filled up to the "Fill Line"
Separating
Do not spin
Sample Stability
7 days
Associated Tests
Synonyms
Platelet Count (Citrate Tube)
Turnaround Time
1 hour
Specimen Type
- Whole Blood
Specimen Requirements
Tube/Container Type:
Preferred
- Citrate (Light Blue Cap)
- EDTA (Lavender Cap)
Preferred Sample Volume (ml)
2.7
Paediatric Specimen Requirements
Tube/Container Type:
Preferred
- Citrate (Light Blue Cap)
- EDTA (Lavender Cap)
Minimum Sample Volume (ml)
1
Last updated: 20/08/2025