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Laboratory Test Directory

Anti-Streptolysin O

Components

Name Method Department Units
ASO (Anti-Streptolysin O) Nephelometry
Core Lab, Endocrinology IU/mL

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume
Preferred

Red tube, (no anticoagulant), No Gel

3 mL 3 mL
Alternate

Green tube (Lithium heparin), No Gel

Micro sample tube 1 mL
Alternate

Red Tube (no anticoagulant) with Gel

3 mL 3 mL
Alternate

Green tube (Lithium heparin), No Gel

3 mL 3 mL
Alternate

Gold tube, (SST) with Gel

3.5 mL 3 mL
Alternate

Red tube, (no anticoagulant), No Gel

Micro sample tube 1 mL
Alternate

Green tube (Lithium heparin), with Gel

3 mL 3 mL
Alternate

Green tube (Lithium heparin), with Gel

Micro sample tube 1 mL
Stability

Room temperature - 2 hour(s)
Refrigerated - 12 hour(s)

Specimen Preparation

  • Collect by venipuncture
  • Mix heparin tube by gentle inversion immediately after collection
  • Transport to laboratory as soon as possible
  • Ship entire specimen to laboratory refrigerated

Serum Spun, Plasma Spun

Container Type Container Size Specimen Volume
Preferred

Red tube, (no anticoagulant), No Gel

3 mL 3 mL
Alternate

Red tube, (no anticoagulant), No Gel

Micro sample tube 1 mL
Alternate

Red Tube (no anticoagulant) with Gel

3 mL 3 mL
Alternate

Green tube (Lithium heparin), No Gel

3 mL 3 mL
Alternate

Green tube (Lithium heparin), No Gel

Micro sample tube 1 mL
Alternate

Gold tube, (SST) with Gel

3.5 mL 3 mL
Alternate

Green tube (Lithium heparin), with Gel

3 mL 3 mL
Alternate

Green tube (Lithium heparin), with Gel

Micro sample tube 1 mL
Stability

Refrigerated - 7 day(s)
Frozen - 1 week(s)

Specimen Preparation

  • Collect by venipuncture
  • Mix heparin tube by gentle inversion immediately after collection
  • Centrifuge within 2 hours, separate supernatant and refrigerate
  • Transport to laboratory as soon as possible
  • Ship entire specimen to laboratory refrigerated

Reasons for Rejection

  • Wrong collection tube
  • Gross hemolysis
  • Bacterial contamination
  • Frozen whole blood
  • Gross icterus
  • Gross lipemia
  • Heat treated specimen
  • Wrong type of specimen

CPT Code

  • 86060