title: Confusing causes of confusion.
mesh_terms: D000368:Aged; D001007:Anxiety; D001714:Bipolar Disorder / Q000150:complications / Q000175:diagnosis; D003072:Cognition Disorders / Q000175:diagnosis*; D003221:Confusion / Q000150:complications / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D005851:Geriatric Nursing; D006801:Humans; D011568:Psychiatric Nursing