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Test Code BLOD0939 Baby ABO and Rh Type

Useful For

Determining ABO group and Rho(D) type in newborns.


Capture solid phase automation and manual blood banking methods

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Cord blood

Container/Tube: Pink top (K2 EDTA), purple top (EDTA) or Cord Blood red top

Specimen Volume: Full tube

Specimen Pediatric Volume: 1 full, lavender-top (EDTA) Microtainer

Collection Instructions:  Do not centrifuge. Forward unprocessed whole blood promptly.

Specimen Rejection: Gel tubes are not acceptable.  Specimen must be labeled properly.  This test is affected by gross hemolysis.

Note: If specimen being drawn may be used for a possible transfusion, refer to test  BLOD0947 TYPE AND SCREEN for banded specimen collection instructions and blood product transfusion instructions.

Specimen Transport Temperature

Ambient <24 hours/Refrigerated >24 hours

Specimen Stability


Specimen Type Temperature Time
Whole Blood EDTA Ambient 24 hours
  Refrigerated 10 days
Cord Blood red top Refrigerated 21 days


Reference Values

Type: A, B, O, AB, A2

Rh: Positive or Negative

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

86901-Rh type