It’s also known as Arnold-Chiari malformation ... the backbone and spinal canal don’t close normally at birth. Type 3: Type 3 is a much rarer, but more serious malformation.

This opening is called the foramen magnum. Chiari malformation type II You may hear this type also called Arnold-Chiari malformation. In this type, both your cerebellum and brain stem push ...

Chiari malformation, an anomaly of the posterior cranial fossa, also known as Arnold–Chiari malformation ... 2 Chiari malformation types 3 (occipital encephalocele), 4 (cerebellar hypoplasia ...

Method and objectives: We treated a very rare case of Arnold–Chiari syndrome ... and Taybi syndrome 3 (a syndrome with hearing impairment, flat face, and cleft palate, etc.) ...

My husband was born with Arnold Chiari Malfomation (stage1) and I would just like to know what the chances are that our children (if we decide to have any) will be born with the same. My husband's ...

Type II is also known as "classic" Chiari malformation or Arnold-Chiari malformation. In type II Chiari malformation, both the cerebellum and the brain stem extend into the foramen magnum.

However, if a fetus has types 2, 3, or 4, it may be visible. A 2019 review states that Chiari malformation is frequently misdiagnosed as another neurological or psychological condition.