83872, 89051, 89060
Green-top (heparin) tube (preferred) or lavender-top (EDTA) tube. The lavender-top (EDTA) tube is not preferred for crystal exam.
State synovial fluid and collection site on all samples submitted to the lab.
Maintain specimen at room temperature. Transport to the laboratory as soon as possible.
Room temperature Unstable
Refrigerated 2 days(48 hours)
Freeze/thaw cycles Unstable
Clotted specimen; improperly labeled specimen; gel-barrier tube