NEURAL TUBE DEFECTS (NTD)
1. Embryology of NTD's
2. Screening for NTD's with a-Fetoprotein
3. Prevention of NTD's
4. Risk of Recurrence
5. Classification and Ultrasound of NTD
o Anencephaly
o Cephalocele
o Iniencephaly
o Myelomeningocele
o Myelocystocele
6. Occult Spinal Dysraphism
7. Arnold Chiari type II malformation.