Collect

Four 2.7 mL Sodium Citrate (Blue) Tube and One 5 mL Serum Separator (Gold) Tube.

Unacceptable Conditions

  • Aliquot type not properly identified
  • Not Frozen
  • Clotted specimen

Storage/Transport Temperature

(6) 0.5 mL plasma and 1 mL serum Frozen

Stability (from collection to initiation)

Refrigerated: 4 hrs
Frozen: 1 month

Performed

Sun-Sat

Remarks

Draw four full light blue top Tube (blood-to-anticoagulant is critical). Refer to the 'Hemostasis/Thromobosis Specimen Collection' link below for processing information. Separate platelet-poor plasma from cells ASAP.

Hemostasis/Thrombosis Specimen Collection Guidelines

Department

Coagulation

Notes

Mixing studies may be ordered with elevated PT (>15 seconds) or PTT (>39 seconds). A platelet neutralization procedure is performed with each PTT mixing study.

Performed

Sun-Sat

Methodology

Clot-based, optical

CPT Codes

85730 x5

Collection

Collect

Four 2.7 mL Sodium Citrate (Blue) Tube and One 5 mL Serum Separator (Gold) Tube.

Unacceptable Conditions

  • Aliquot type not properly identified
  • Not Frozen
  • Clotted specimen

Storage/Transport Temperature

(6) 0.5 mL plasma and 1 mL serum Frozen

Stability (from collection to initiation)

Refrigerated: 4 hrs
Frozen: 1 month

Performed

Sun-Sat

Remarks

Draw four full light blue top Tube (blood-to-anticoagulant is critical). Refer to the 'Hemostasis/Thromobosis Specimen Collection' link below for processing information. Separate platelet-poor plasma from cells ASAP.

Hemostasis/Thrombosis Specimen Collection Guidelines

Department

Coagulation

Notes

Mixing studies may be ordered with elevated PT (>15 seconds) or PTT (>39 seconds). A platelet neutralization procedure is performed with each PTT mixing study.

Ordering

Performed

Sun-Sat

Methodology

Clot-based, optical

Result Interpretation
Administrative

CPT Codes

85730 x5