Antibody Screen

SIM

LAB278 

CPT

86850 

Synonyms

Indirect Coombs Test; Antibody Detection Test 

Specimen Type

Whole Blood, Plasma, or Serum 

Container

6.0 ml Pink – EDTA (preferred) 
4.0 ml Lavender – EDTA 
4.0 ml Red NON-serum separator

Collection Instructions

None

Volume

Max:  6.0 ml whole blood EDTA 
         4.0 ml plasma or serum 
Min:  4.0 ml whole blood 
        2.5 ml plasma or serum

Additional Information

This test must be ordered as a Type & Screen for pre-transfusion purposes.  Antibody screen orders are for patient workup outside of transfusion situations. 

Patient Preparation

None

Specimen Processing Instructions

None

Transport Requirements

Refrigerated

Specimen Stability

N/A 

Rejection Criteria

Collection in a serum separator tube, No patient identification

Reference Range

Negative

Critical Value

N/A 

Test Includes

Antibody Screen and Antibody Identification when positive. 

Methodology

Solid Phase Red Cell Adherence, Column Agglutination Technology, or Low Ionic Strength Saline Tube Method 

Testing Frequency

Daily, Monday - Sunday 

Reviewed By

Michele Earley

Reviewed Date

3/22/23

Supplemental