Prenatal Detection of Neural Tube Defects

Author(s):  
Aubrey Milunsky ◽  
Tamah L. Sadick
Author(s):  
K.K. Otaryan , C.G. Gagaev

The case of prenatal detection of spina bifida at 12+3 weeks of gestation is described. Termination of pregnancy was performed at 13+3 weeks. Post-abortion karyotyping revealed triploidy (69XXX). Diagnostic tools for early detection of neural tube defects in the 1st trimester of gestation and subsequent appropriate management of pregnancy are discussed.


2011 ◽  
Vol 31 (12) ◽  
pp. 1184-1188 ◽  
Author(s):  
Joaquín Salvador ◽  
Marta Arigita ◽  
Elena Carreras ◽  
Anna Lladonosa ◽  
Antoni Borrell

JAMA ◽  
1980 ◽  
Vol 244 (24) ◽  
pp. 2731 ◽  
Author(s):  
Aubrey Milunsky

1975 ◽  
Vol 122 (3) ◽  
pp. 313-315 ◽  
Author(s):  
Aubrey Milunsky ◽  
James N. Macri ◽  
Robert R. Weiss ◽  
Elliot Alpert ◽  
Donald G. McIsaac ◽  
...  

PEDIATRICS ◽  
1977 ◽  
Vol 59 (5) ◽  
pp. 782-783
Author(s):  
Aubrey Milunsky

An estimated 6,000 to 8,000 babies with neural tube defects (NTDs) are born each year in the United States. The suffering of both child and family has been well documented.1-3 Prenatal detection early in the second trimester of pregnancy became possible in 1972 when elevated α-fetoprotein (AFP) concentrations in amniotic fluid in association with open NTDs were demonstrated in Edinburgh.4 These results have been amply confirmed.5-10 The AFP test is best used and most reliable between 14 to 16 weeks of gestation.8 With such prenatal diagnosis, termination of the abnormal pregnancy can be offered to the family. AFP is synthesized by the yolk sac and fetal liver and normally passes from the fetal serum into fetal urine and then into the amniotic fluid.


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