Chiari malformation type 1
- Arnold Chiari malformation type I
- Chiari malformation type I
- Chiari type I malformation
On this page
Less frequently, Chiari malformation type 1 is acquired after birth. Causes of acquired Chiari malformation type 1 involve the excessive draining of spinal fluid from the lumbar or thoracic areas of the spine as a result of injury, exposure to harmful substances, or infection. Click here to view a diagram of the spine.
- Chiari Malformation Fact Sheet. National Institute of Neurological Disorders and Stroke Web site. 2009; http://www.ninds.nih.gov/disorders/chiari/detail_chiari.htm. Accessed 12/22/2009.