Callosal dysgenesis and ectopic posterior pituitary

Case contributed by A.Prof Frank Gaillard

Presentation

Developmental delay

Patient Data

Age: Child
Gender: Male

MRI demonstrating abnormal midline structures including:

  • hypoplasia or dysgenesis of the posterior two thirds of the corpus callosum
  • posterior pituitary signal located in the hypothalamus
  • small optic chiasm
  • large arachnoid cyst in the left middle cranial fossa
  • bilateral periventricular nodular heterotopias more marked in the right
  • incomplete fornix on the right
  • communication between the frontal horn of the right lateral ventricle and the interhemispheric CSF

Case Discussion

This case illustrates how often multiple congenital malformations co-exist. 

PlayAdd to Share

Case information

rID: 8382
Case created: 26th Jan 2010
Last edited: 24th Nov 2015
Inclusion in quiz mode: Included

Updating… Please wait.
Loadinganimation

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.