Chiari2022: A Day Of Hope

Chiari2022 was our first completely virtual open house highlighting advances in Chiari research. Please see below the Presentations from leading scientists and doctors, Education Posters and Research Posters. To stay up-to-date with upcoming events and research please Join Our Email List.

Congenital and Acquired Chiari Syndrome

Chiari malformation, an anomaly of the posterior cranial
fossa, also known as Arnold–Chiari malformation, was described in autopsies
by Hans Chiari, an Austrian pathologist, in 1891. He defined four
distinct anatomical configurations in which the cerebellar tonsils (the most caudal
part of the cerebellum) protruded below the lower margin of the foramen magnum.1