[[Arnold-Chiari malformation]] is a congenital anomaly of the [[brain]] in which the cerebellar tonsils are elongated and pushed down through the opening of the base of the [[skull]] (see [[foramen magnum]]), blocking the flow of [[cerebrospinal fluid]] (CSF).
+
[[Chiari Malformation|Arnold-Chiari malformation]] is a congenital anomaly of the [[brain]] in which the cerebellar tonsils are elongated and pushed down through the opening of the base of the [[skull]] (see [[foramen magnum]]), blocking the flow of [[cerebrospinal fluid]] (CSF).
{{Gray's}}
{{Gray's}}
Latest revision as of 19:37, January 7, 2008
Brain: Cerebellar tonsils
Under surface of the cerebellum. (Tonsil visible at center right.)
Sagittal section of the cerebellum, near the junction of the vermis with the hemisphere. (Tonsil visible at bottom center.)
This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.