The Chiari I malformation, also known as the Arnold-Chiari malformation, is a relatively common syndrome caused by displacement of the cerebellar tonsils below the level of the foramen magnum. Associated with the Chiari malformation may be hydrocephalus, spina bifida, and syringomyelia.he type I Chiari malformation consists of caudal displacement of the cerebellar tonsils at least 3 mm into the upper cervical spinal canal. This type of herniation may be asymptomatic. The type II Chiari has a meningomyelocele (spinal opening). Type III has an encephalocele.
Silverdale is a census-designated place (CDP) in Kitsap County, Washington, in the United States. The population was 19,204 at the 2010 census. Despite many attempts at incorporation, Silverdale remains an unincorporated community.
A Map Showing the Boundaries of 98312, a ZIP Code Near Silverdale, Washington.