WHC | ISHEN | Description |
---|---|---|
Minimal | Covert | Psychometric or neuropsychological alterations of tests exploring psychomotor speed/executive functions or neurophysiological alterations without clinical evidence of mental change |
Grade I | Trivial lack of awareness Euphoria or anxiety Shortened attention span Impairment of addition or subtraction Altered sleep rhythm | |
Grade II | Overt | Lethargy or apathy Disorientation for time Obvious personality change Inappropriate behavior Dyspraxia Asterixis |
Grade III | Somnolence to semi stupor Responsive to stimuli Confused Gross disorientation Bizarre behavior | |
Grade IV | Coma |