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Phlebotomy Tubes-- All
Colored tubes with their additives (A) and uses (U).
A: None; U: Chemistries, Immunology and Serology; Crossmatch
A: None; U: Chemistries, Immunology and Serology
Lt. Green Top
A: Plasma Separating Tube (PST) with lithium heparin; U: Chemistries
A: Serum Separating Tube (SST) with clot activator; U: Chemistries
A: EDTA liquid; U: Hematology (CBC) and Crossmatch; full draw required; invert 8 times to prevent clotting and plt clumping
Lt. Blue Top
A: Sodium citrate; U: Coagulation (PT, PTT); full draw required
Dk. Green Top
A: Sodium heparin or lithium heparin; U: For lithium level, use sodium heparin. For ammonia level, use sodium or lithium heparin.
Dk. Blue Top
A: Sodium EDTA; For lithium level, use sodium heparin. Trace element testing (zinc, copper, lead, mercury) and toxicology
Lt. Gray Top
A: Sodium fluoride and potassium oxalate; U: For lithium level, use sodium heparin. Glucose: full draw required (may cause hemolysis if short draw). ETOH level.
A: ACD (acid-citrate-dextrose); U: HLA tissue typing (transplants); paternity testing; DNA studies
A: Broth mixture; U: Microbiology: aerobes, anaerobes, fungi. Draw anaerobes first.
A: Sodium citrate (buffered); U: Westergren Sedimentation Rate; requires full draw
A: Thrombin; U: STAT serum chemistries
A: Sodium heparin; U: Serum lead determination