Tuesday, 19 March 2019

Absence of foetal head -a kind of birth defect. How to diagnose??

How best to diag anencephaly -Why so late in diag??Banana Sign in spina bifida= Cranial sonological features :- It is a change in the shape of cerebellum usually associated with obliteration of cistern magna –commonly observed in spina bifida(NTD). Normally the neural grove closes at 28 days post-conception. Closed/open spina bifida.
Lemon sign in spina bifida in spina bifida is a Cranial sonological features of spina bifida:- It is a change in the shape of cerebellum usually associated with obliteration of cistern magna –commonly observed in spina bifida(NTD).
Arnold-Chiari Malformation(type II) :-descent of the cerebellum pons and medulla through Foramen magnum – therefore obliterated cisterna magna.

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