title: Pneumosinus Dilatans, Klippel-Trenaunay-Weber syndrome, and progressive visual loss.
abstract: A patient with Klippel-Trenaunay-Weber (KTWS), pneumosinus dilatans, and familial Adie's syndrome who developed bilateral perioptic meningiomas is described. This case demonstrates the efficacy of fine-needle aspiration biopsy for tissue diagnosis of optic nerve tumors in blind eyes.
mesh_terms: D000293:Adolescent; D000798:Angiomatosis / Q000150:complications*; D001766:Blindness / Q000209:etiology; D003390:Cranial Nerve Neoplasms / Q000150:complications*; D004108:Dilatation, Pathologic / Q000150:complications; D005260:Female; D006801:Humans; D007715:Klippel-Trenaunay-Weber Syndrome / Q000150:complications*; D008579:Meningioma / Q000150:complications*; D009901:Optic Nerve Diseases / Q000150:complications*; D010254:Paranasal Sinus Diseases / Q000150:complications*; D013101:Sphenoid Sinus