This is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0488U only for Unity Fetal Antigen™ NIPT from BillionToOne Laboratory, BillionToOne Inc. This test uses cell–free DNA sequencing to detect the presence or absence of specific fetal antigens (Rh, C, c, D, E, Duffy (Fya), or Kell (K)) in the blood of pregnant women with alloimmunization. The test helps determine which pregnancies will most benefit from additional monitoring for Hemolytic Disease of the Fetus and Newborn (HDFN).
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