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Test ID: QUAD    
Quad Screen (Second Trimester) Maternal, Serum

Secondary ID A test code used for billing and in test definitions created prior to November 2011

81149

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.

Yes

Useful For Suggests clinical disorders or settings where the test may be helpful

Prenatal screening for open neural tube defect (alpha-fetoprotein only), Down syndrome (alpha-fetoprotein, human chorionic gonadotropin, estriol, and inhibin A) and trisomy 18 (alpha-fetoprotein, human chorionic gonadotropin, and estriol)

Special Instructions and Forms Describes specimen collection and preparation information, test algorithms, and other information pertinent to test. Also includes pertinent information and consent forms to be used when requesting a particular test

Method Name A short description of the method used to perform the test

Immunoenzymatic Assay

Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

QUAD SCRN (2nd Tri) MATERNAL, S

Aliases Lists additional common names for a test, as an aid in searching

AFP 4 Marker Screen
AFP Maternal Screening
AFP Neural Tube Defects
E3 (Estriol)
Maternal Screening, AFP Four Marker
QUAD
Triple Test
UE3 (Unconjugated Estriol)