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Platelet Function Screen / PFA
*STAT to the lab in 2 hours*
(Bleeding time)= 2 sodium citrate
Transport: ambient 2 hours in upright position
Collection: Red top (non-SST), clot, centrifuge, separate serum into plastic vial.
Keep at 37 C
Transport: keep plastic tube at room temp and transport immediately.
Collection: gold SST, keep at 37 C till spun and separated. Then refrigerate.
Adrenocorticotropic Hormone (ACTH)
Collection: Lavender, separate from cells and freeze immediately.
Collection: Lavender. Minimize air exposure, separate plasma within 30 min, and send EDTA plasma frozen.