Spina Bifida, 12 week Lilit Hovsepyan, MD Article Published: Oct 3, 2015 Armenia Case report This images and videos show a case of spina bifida diagnosed at 12 weeks of pregnancy. Images 1, 2: 2D sagital views of the fetus showing abnormal aspect of the octopus-like appearance of the midbrain structures. Images 3, 4:Â 2D axial view of the posterior fossa shows obliteration of the cisterna magna; coronal section of the lumbar spine shows spina bifida. Videos 1, 2:Â <2D axial view of the posterior fossa shows abnormally shaped cerebellum (banana sign); oblique section of the lumpar spine shows spina bifida. Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Discussion Board Start a discussion about this article Add to Favorites Favorite