Fetal Blood Screen


Abbrev Code:Fetal Blood Screen   
Order Code:LAB896Order Name:Fetal Blood Screen
Order Instructions:Order FBS only on Rh negative women who've delivered an Rh positive child, had amniocentesis, version, or abortion and are >=13 weeks gestation where fetus is unknown. Order KLB for all other fetal blood testing.
Synonyms:FBS
CPT Codes: 85461 x1, 85461 x1
Test Includes:Specimen must be tested within two days of collection. If fetal blood screen is positive, a Kleihauer-Betke stain will be performed and charged separately using CPT Code 85460. If fetal screen is negative, testing is complete.


Collection Instructions

Specimen:Whole blood REFRIGERATED. Patient identification must be verified with two signatures.
Optimal Volume:2 mL
Minimum\Peds Volume:1 mL
Pediatric only: If 0.5 mLor less is drawn; consult with Blood Bank to see if testing can be performed.
Container:Purple (EDTA) or Pink (EDTA)
Causes for Rejection:Gross hemolysis; improper labeling.


Processing and Shipping

Specimen Processing:Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Blood Bank  (Grand Itasca, Lakes, Northland, Range, Ridges, Southdale, St. John's, UMMC East Bank, UMMC West Bank, Woodwinds)


Click HERE to Report test errors or omissions.
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systemlabguide@fairview.org for TestID: 6977"