title: Hirayama disease and immunoglobulin A deficiency: a coincidence or a syndrome.
authors.affiliation: University Hospital "Alexandrovska", Department of Neurology, Sofia, Bulgaria. Electronic address: dr.mpetrova@mail.bg.
authors.forename: Mariya
authors.initials: M
authors.lastname: Petrova
authors.affiliation: University Hospital "Alexandrovska", Department of Neurology, Sofia, Bulgaria.
authors.forename: Olga
authors.initials: O
authors.lastname: Grigorova
authors.affiliation: City Clinic, Department of Radiology, Sofia, Bulgaria.
authors.forename: Latchezar
authors.initials: L
authors.lastname: Penev
authors.affiliation: University Hospital "Alexandrovska", Department of Neurology, Sofia, Bulgaria.
authors.forename: Latchezar
authors.initials: L
authors.lastname: Traykov
mesh_terms: D018450:Disease Progression; D006801:Humans; D017098:IgA Deficiency / Q000150:complications*; D008279:Magnetic Resonance Imaging; D008297:Male; D013116:Spinal Cord / Q000473:pathology; D014897:Spinal Muscular Atrophies of Childhood / Q000150:complications*; D055815:Young Adult
keywords: Clinical presentation; Hirayama disease; Immunology; Pathogenesis