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Test Code AFP4 QUAD SCREEN Afp4® Screening - Quadruple Marker Test

Important Note

Screening test for open neural tube defects (detects 80% open spina bifida, 90% anencephaly), Down syndrome (detects 75% to 80%), and trisomy 18 (detects 73%)

Department

Integrated Genetics (Genzyme)

Specimen Type

Blood

Container

Serum separator tube (SST)

Red-top tube.

Standard Volume

6 mL

Minimum Volume

4 mL

Pediatric Volume

n/a

Method

Immunochemiluminometric assay (ICMA)

Ship Temperature

Room Temp

Stability Room Temp

Refer to Integrated Genetics website.

Stability Refrigerated

n/a

Stability Frozen

n/a

CPT Codes

82105; 82677; 84702; 86336