MRI findings differentiating tonsillar herniation caused by idiopathic intracranial hypertension from Chiari I malformation.
Seyed Amir EbrahimzadehElizabeth DuYu-Ming ChangMarc BouffardFrancis LothRafeeque A BhadeliaPublished in: Neuroradiology (2022)
The presence of BTSS and/or HSR < 0.5 in patients with ETH ≥ 5 mm should suggest further evaluation to exclude IIH before considering CMI surgery.