This study is scheduled to be published next month. The posterior cranial fossa, hindbrain, and fourth ventricle volumes were obtained in 36 Chiari I subjects (8M: 28F, 37 ± 11 years) and in 37 matched healthy subjects (13M: 24F, 36 ± 12 years) using high resolution 3D-T1W MRI images. To read MORE, please CLICK HERE.