Drawings by patient 8 at the time of relapsing symptoms (tree, family, and house, A, D, and G), 3 weeks after immunotherapy (B, E, H), and at a 6 months follow-up (C, F, I). At presentation of relapsing symptoms, the patient had severe anterograde amnesia, confusion, disorganized thoughts, and disorientation to place, time, and person. After immunotherapy, her symptoms resolved except for amnesia and temporal orientation.