Facial nerve palsy in posterior fossa arachnoid cysts: report of two cases.
METHODS
Two patients with a posterior fossa arachnoid cyst responsible for isolated facial nerve palsy are reported.


CONCLUSIONS
The relationships between the cyst and the facial nerve and between the facial nerve palsy and the size variation of the cyst are discussed and documented by pre- and postoperative magnetic resonance imaging.
Pirotte
Benoit
B
Department of Neurosurgery, ERASME Hospital, Université Libre de Bruxelles, Belgium. bpirotte@ulb.ac.be
Morelli
Daniele
D
Alessi
Giovanni
G
Lubansu
Alphonse
A
Verheulpen
Denis
D
Fricx
Christophe
C
David
Philippe
P
Brotchi
Jacques
J
D016080:Arachnoid Cysts / Q000150:complications* / Q000473:pathology* / Q000601:surgery; D002648:Child; D003388:Cranial Fossa, Posterior / Q000601:surgery; D005155:Facial Nerve Diseases / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000379:methods; D008297:Male