C_S_D 4030 Lecture Notes - Lecture 20: Glasgow Coma Scale, Paraphasia, Pragmatics
18 May 2016
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Document Summary
Cognitive-linguistic impairments in tbi: consciousness & mental state, orientation (person, place, time, situation, attention (focused, sustained, selective, alternating, divided, memory (wm, ltm, retrospective, prospective, etc, perception (neglect, visuospatial processing, facial recognition, constructional, etc, communication & language, executive function. Impaired orientation, reduced recent memory: lethargy (somnolence) Frequently tired, difficult to awake, long sleep periods: syncope- fainting. Reduced blood supply to brain: fugue state. Disorientation or disturbed consciousness for extended duration, then recovery w/o awareness of that period. Freq. occurs with psychiatric illness: amnesia- memory loss. Seizures: temporary physiologic brain dysfunction characterized by abnormal electrical discharge of cortical neurons, generalized (with loss of consciousness (loc) Grand mal tonic-clonic seizures; duration in minutes. Concussion: confusion (freq. with short loc) followed by prompt recovery w/o any localizing neurological signs. Comatose (coma: no response to commands, not awake, no response to pain. Semi-comatose: primitive response to pain, minimal response to commands.
