True statement regarding delirium includes: (A) Insidious onset, (B) Clear consciousness, (C) Irreversible, (D) Decreased attention
Answer is D. (D) Decreased attention # DELIRIUM:> Delirium is defined as a transient, usually reversible, cause of cerebral dysfunction and manifests clinically with a wide range of neuropsychiatric abnormalities.> Clinical hallmarks are decreased attention span and a waxing and waning type of confusion.> Delirium or acute confusional state is a transient global disorder of cognition.