title: Optic neuropathy in primary orbital amyloidosis.
abstract: A 62-year-old woman had primary orbital amyloidosis with visual field loss. Light and electron microscopic examination of a biopsy specimen showed perivascular deposition of amyloid adjacent to endothelial and smooth muscle cells.
mesh_terms: D000686:Amyloidosis / Q000150:complications* / Q000473:pathology; D001763:Blepharoptosis / Q000150:complications; D003231:Conjunctivitis / Q000150:complications; D005260:Female; D006801:Humans; D008854:Microscopy, Electron; D008875:Middle Aged; D009901:Optic Nerve Diseases / Q000175:diagnosis* / Q000209:etiology; D009916:Orbital Diseases / Q000175:diagnosis* / Q000209:etiology / Q000473:pathology; D014057:Tomography, X-Ray Computed; D014794:Visual Fields