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Orderable Name Maternal AFP Maternal Serum AFP

Important Note

Special Requisition form MUST be completed by physician's office.  Necessary information includes gestional dating, maternal weight, race, date of birth, twinning, smoking and diabetic status.

Specimen Type

Blood 

Minimum Requirements

5.0-7.0mL

Container Type/Storage

Red top

Special Handling

Please collect specimen at 15-22 weeks.  Weeks 16-18 are best.

Routine Turnaround Time

2-3 days from receipt

Methodology

Immunoassay

Reference Range

Screen positive for open neural tube defects greater than or equal to 2.0 MoM

CPT

82105