Platelet count for in vitro clumping (Edmonton/Central/North)
Synonyms:
Clumped platelet panel
Testing Prerequisites:
Patient must have presented with clumped platelets previously
Collection Device/Tube Type:
4 mL mauve top tube (EDTA) and 2.7 mL blue top tube (citrate)
Collection Instructions:
• Mix tubes immediately, 8-10 times, by gentle inversion • Make slide from both tubes of blood • Write on label EDTA or Citrate • Keep tubes together (with the CBC or CBCD tube) using an elastic band
Submission Requirements:
1 mL EDTA Citrate tube must be full
Handling/Storage Comments:
Frequency of Testing:
Daily
Comments:
A routine platelet count is done to confirm a previous clumping platelet result. A clumped platelet count will then be performed on the citrate tube