Catalog
Hemifacial spasm
Link to WHO Definition
Hemifacial spasm – http://id.who.int/icd/entity/353312397
Hemifacial spasm (HFS) is a movement disorder most commonly caused by vascular compression of the VII cranial nerve at its root exit zone from the brainstem. It manifests as involuntary contractions and twitching on ipsilateral side of the face.