title: Symptomatic spinal arachnoid cyst in an elderly subject.
abstract: We report an unusual case of idiopathic thoracic intradural arachnoid cyst causing a chronic progressive spastic paraparesis in a 72 year old man. Symptoms completely resolved after surgical excision of the cyst.
authors.affiliation: Cattedra di Radiologia, Università di Pisa.
authors.forename: M
authors.initials: M
authors.lastname: Mascalchi
authors.forename: S
authors.initials: S
authors.lastname: Canavero
authors.forename: G
authors.initials: G
authors.lastname: Arnetoli
authors.forename: C A
authors.initials: CA
authors.lastname: Pagni
mesh_terms: D000368:Aged; D016080:Arachnoid Cysts / Q000150:complications*; D006801:Humans; D008297:Male; D015493:Paraparesis, Tropical Spastic / Q000209:etiology*; D013122:Spinal Diseases / Q000150:complications*; D013909:Thorax