Specimen Type

Whole Blood

Preferred Collection Container

Lt. Blue (Sodium Citrate)

Specimen Preparation

Specimen must be whole blood.

Mix well by gentle inversion 8-10 times immediately after collection.

Do NOT centrifuge.

Minimum Volume

Tube must be >90% full to ensure proper 1:9 ratio of anticoagulation to blood.

Unacceptable Conditions

  • Clotted specimens
  • Specimens that have been centrifuged
  • Frozen specimens

Stability (from collection to initiation)

Ambient: 24 hours

Refrigerated: 24 hours

Frozen: Unacceptable

Add-On Information

This test cannot be added to an existing citrated specimen.

Reference Interval

By Report

Reported

Within 24 Hours

CPT Codes

85049

Performing Lab

HHS - Main Campus
Collection

Specimen Type

Whole Blood

Preferred Collection Container

Lt. Blue (Sodium Citrate)

Specimen Preparation

Specimen must be whole blood.

Mix well by gentle inversion 8-10 times immediately after collection.

Do NOT centrifuge.

Minimum Volume

Tube must be >90% full to ensure proper 1:9 ratio of anticoagulation to blood.

Unacceptable Conditions

  • Clotted specimens
  • Specimens that have been centrifuged
  • Frozen specimens

Stability (from collection to initiation)

Ambient: 24 hours

Refrigerated: 24 hours

Frozen: Unacceptable

Ordering

Add-On Information

This test cannot be added to an existing citrated specimen.
Result Interpretation

Reference Interval

By Report

Reported

Within 24 Hours
Administrative

CPT Codes

85049

Performing Lab

HHS - Main Campus

Additional Information

Laboratory Department

Hematology

Phone: (612) 873-3023

Performed

24 Hours, 7 Days/Week

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