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Test Code HEPF4 Heparin Antibody

Specimen Type

Blood.

Collection Volume

10 mL in glass Red top tube

Minimum Collection Volume

3 mL in glass Red top tube

Collection Instructions

Routine venipuncture. If specimen is drawn through an indwelling catheter, the line should be flushed with 5 ml saline and the first 5 ml of blood or six times the deadspace volume of the catheter being used discarded.

Transport

Room Temperature

Rejection Criteria

Sample collected in plastic red top tube may be rejected; Hemolyzed; Lipemic; Improperly labelled.

Specimen Storage and Stability

Transport immediately to the Clinical Laboratory at room temperature.

Turn Around Time

48 hours.

Lab Department

Hematology

Alias

Heparin Antibody Screen; Heparin Platelet Antibody; HIT; Heparin Antibody;

Ordering Info

TEST INCLUDES: Equivocal or Positive results with a range from 0.40-2.00 OD will be sent out for confirmation by Serotonin Release Assay (SRA).

EPIC Code

LAB2366

Acceptable Collection Container

Red top (glass) without gel

Patient Preparation

Patient should be off heparin at least 24 hours before collecting sample

Additional Information

Sample must be collected in a glass tube without gel. Samples collected in plastic tube with clot activator may be rejected.

Day(s) and Time(s) Performed

Run every other day unless testing volume dictates additional runs