Delirium is defined as ?
Ans. A. Acute onset of disturbed consciousnessDelirium is defined by the acute onset of fluctuating cognitive impairment and a disturbance of consciousness.It is also referred to as acute confusional state or acute organic brain syndrome.
Acute onset of disturbed consciousness
Chronic onset of disturbed consciousness
Progressive generalized impairment of intellectual functions and memory without impairment of consciousness
Disorientation without clouding of consciousness