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26 de may. de 2024 · Dandy-Walker malformation (DWM) is the most common posterior fossa malformation, characterized by the triad of: hypoplasia of the vermis and cephalad rotation of the vermian remnant. cystic dilatation of the fourth ventricle extending posteriorly.
26 de may. de 2024 · Dandy-Walker variant (DWV) is a historical term previously used to describe posterior fossa cystic malformations that did not meet the criteria for Dandy-Walker malformation.
26 de may. de 2024 · Dandy-Walker continuum, also referred to as Dandy-Walker spectrum or Dandy-Walker complex, corresponds to a group of disorders believed to represent a continuum spectrum of posterior fossa malformations, characterized by inferior vermian hypoplasia and incomplete formation of the fourth ventricle which communicates with a prominent ...
31 de may. de 2013 · Dandy-Walker continuum, also referred to as Dandy-Walker spectrum or Dandy-Walker complex, corresponds to a group of disorders believed to represent a continuum spectrum of posterior fossa malformations, characterized by inferior vermian hypoplasia and incomplete formation of the fourth ventricl...
A case of a 2-year-old male with increasing head circumference and a classic Dandy-Walker malformation on MRI. The malformation includes vermis hypoplasia, fourth ventricle cyst, and enlarged posterior fossa with aqueduct stenosis and hydrocephalus.
A case of Dandy-Walker variant with moderate supratentorial hydrocephalus and mega cisterna magna as well as retro-cerebellar cyst communicating with the 4th ventricle. The case discussion explains the features, association and differential diagnosis of this variant.
Age: 30 years. Gender: Female. ultrasound. Bilateral severe ventriculomegaly is noted with the right lateral ventricle measuring 23mm and the left lateral ventricle measuring 14 mm. The posterior fossa is abnormal. The cisterna magna is grossly enlarged with the cerebellum severely compressed. The vermis is not clearly visualized.
