Tests Catalogs

6 mL Gold top tube

Separate cells from serum within 2 hours.

1.0 mL serum

Minimum volume = 0.2 mL serum

Refrigerate.

UCD Rheulatology Laboratory

One 2.7 mL Blue top (sodium citrate 3.2%). Fill tube to at least 90% capacity.

All blue tops collected for coagulation assays which do not have a blood culture collected first must have a discard tube collected prior to filling. Discard tube should be another blue top in which greater than 1 mL of blood is collected.

Minimum volume: 0.3 mL platelet poor plasma.

Sample not properly identified; incorrect container; insufficient sample volume; more than 4 hours since collection; clotted sample; hemolysed sample; tube fill volume less than 90% or greater than 110%; sample diluted/contaminated with I.V. fluid.

Internal: Deliver to lab immediately.
Offsite: Centrifuge and separate platelet poor plasma and store in plastic container. Transport plasma frozen .

Whole blood: Ambient temperature, 4 hours.

Platelet poor plasma: Refrigerated (2-4 degrees C), 4 hours; Frozen (-20 degrees C), 2 weeks; Frozen (-70 degrees C), 6 months.

Reference range established using 3.2% sodium citrate. Patient history is helpful for interpretation of result.

PCL Clinical Laboratory - Specials (Coagulation)

Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Plasma or other body fluids. Bacterially contaminated or severely lipemic specimens.

PCL Clinical Laboratory

5.0 mL, gold or red top with gel (SST), (clot activator serum).