From the case:
Dandy-Walker malformation
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/6700/annotated_viewer_json?lang=us"}
A large cystic area occupies the posterior aspect of the posterior fossa communicating directly with the fourth ventricle. No normal vermis can be identified, with a small vermian remnant appearing displaced and rotated superiorly. Features are consistent with a Dandy Walker malformation.
Unable to process the form. Check for errors and try again.