Abbreviation: AFPQ
    
      Specimen Type: Serum
    
      Storage Temperature: Refrigerate
    
      Tubes / Containers: SST 
    
      Instrument / Location: ARUP via RPS
    
      Host Code: YAFPQ
    
      LOINC: 23883-2, 1834-1, 49092-0, 41274-2, 2250-9
    
      Volume: 3.0 mL
    
      Minimum Volume: 1.0 mL
    
      Tab Assignment: RPS Sendouts
    
    
      Additional Information: Specimen must be drawn between 14 weeks, 0 days and 24 weeks, 6 days. This test is used to screen for fetal risk of Down syndrome (trisomy 21), trisomy 18, and Open Neural Tube Defect (ONTD, spina bifida).