4A2 Arnold-Chiari Malformation (Case 4) 2 | Arnold-Chiari Fetal Pathology | Chiari type 2 (Arnold-Chiari) Malformation | DEVELOPMENTAL MALFORMATIONS

Washington University Experience | DEVELOPMENTAL MALFORMATIONS | Chiari type 2 (Arnold-Chiari) Malformation | Arnold-Chiari Fetal Pathology | 4A2 Arnold-Chiari Malformation (Case 4) 2

Protrusion of the brainstem into the vertebral canal past the narrowed foramen magnum (arrows, image #4B).