An Arnold-Chiari malformation is an alternative name for a Chiari malformation, a malformation of the brain consisting of a downward displacement of the cerebellar tonsils through the foramen magnum.

An AVM is an arteriovenous malformation, so it is a malformation that connects arteries and veins, while a Chiari Malformation (more commonly referred to as an Arnold-Chiari Malformation) is one where part of the brain herniates (pushes through) the base of the skull.

Chiari malformation is curable by surgery.

no

The closest match for karie malformation is Chiari malformation. When the brain tissue spreads down into a person's spinal cord, this is called Chiari malformation. Treatment is available, but is not needed in some cases.