title: A 28-year-old woman with confusion and somnolence.
mesh_terms: D000328:Adult; D003221:Confusion / Q000097:blood* / Q000628:therapy; D005260:Female; D006801:Humans; D010951:Plasma Exchange; D011697:Purpura, Thrombotic Thrombocytopenic / Q000097:blood / Q000628:therapy; D012894:Sleep Stages