Sign Up for a Free Account
Impairment on testing of differences

Impairment on testing of differences

The patient is unable to offer an abstract definition of conceptual differences. The video also shows restlessness and, empty compulsive laughter and these observations during testing are as revealing as the test results (Contributed by Dr. David Knopman.)

Related Media

Associated Disorders

  • ALS
  • CBD
  • CBS
  • Corticobasal degeneration
  • Corticobasal syndrome
  • MND
  • Motor neuron disease
  • PSP
  • Progressive supranuclear palsy
  • amyotrophic lateral sclerosis