title: Lethal midline lymphoma causing acute dacryocystitis.
mesh_terms: D000208:Acute Disease; D000328:Adult; D003607:Dacryocystitis / Q000209:etiology*; D005260:Female; D006103:Granuloma, Lethal Midline / Q000150:complications* / Q000473:pathology; D006801:Humans; D007767:Lacrimal Duct Obstruction / Q000209:etiology; D009305:Nasopharynx / Q000473:pathology