Consciousness Disorders [Disease/Finding] C0009792 Organic mental disorders in which there is impairment of the ability to maintain awareness of self and environment and to respond to environmental stimuli. Dysfunction of the cerebral hemispheres or brain stem RETICULAR FORMATION may result in this condition. M0005031 1031236 N0000000840 Consciousness Disorders Consciousness Disorders D003244 C1858 Neurobehavioral Manifestations [Disease/Finding] Delirium, Dementia, Amnestic, Cognitive Disorders [Disease/Finding]