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Test Compendium

8111: AFP TETRA

Test Code

  • 8111

Test Synonym

  • PENTA AFP, TETRA AFP

Minimum Volume

  • 3 mL

Specimen Requirements

  • Serum

Container

  • Serum Separator Tube

Storage

  • Ambient

CPT Codes

  • 82105,82677,84702,86336
    *The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.

Special Instructions

  • 5mL serum . Send the complete specimen in the original tube. Do NOT pour off.

Additional Information

  • SST (gel-barrier) The following information must be provided: gestational age, date on which the patient was the stated gestational age, how gestational age was determined (LMP, EDD, US), patient's weight, patient's date of birth, patient's race (white, black, other) and insulin-dependent diabetic status. Also indicate relevant patient history (e.g., prior neural tube defects, Down syndrome, ultrasound anomalies, or previous maternal serum screening specimen during this pregnancy). Complete information is necessary to interpret the test. Patient information may be provided to the laboratory using a requisition with Maternal Screening questions. Specimens must be collected before amniocentesis. Down syndrome screening is offered for gestational ages 15.0 to 21.9 weeks. Open spina bifida screening is offered for gestational ages 15.0 to 23.9 weeks. The optimal gestational age for open spina bifida screening is 16.0 to 18.9 weeks.

Specimen Stability

  • Stability AMBIENT: 7 days REF: 14 days FRZ: 14 days