Chapter 8 - Neurologically Based Disorders Flashcards
Nonfluent aphasias
Broca’s
Transcortical motor
Mixed Transcortical
Global
Broca’s aphasia
Posterior inferior frontal gyrus Good auditory comprehension Telegraphic speech Slow articulation Impaired naming and repetition
Transcortical motor aphasia
Frontal lobe Good repetition Good auditory comprehension Severely impaired writing Mutism
Mixed Transcortical aphasia
Watershed area
Poor auditory comprehension
Good repetition
Global aphasia
Most severe
Involves frontal, temporal and parietal lobe
All modalities impaired
Right sided paresis
Fluent aphasias
Wernicke’s
Transcortical sensory
Conduction
Anomic
Wernicke’s aphasia
Left superior temporal gyrus Poor auditory comprehension Poor repetition "Empty speech" Not aware of problem
Transcortical sensory aphasia
Middle central gyrus
Rare
Poor auditory comprehension
Good repetition
Conduction aphasia
Impaired most with repetition
Impaired oral reading
Good auditory comprehension
Buccofacial apraxia
Flaccid dysarthria
LMN Hypernasality with nasal air emission Decreased/absent reflexes Fasciculations Decreased CN integrity
Spastic dysarthria
Spasticity
Positive babinski
Hypernasality
Ataxic dysarthria
Cerebellar control circuit
Incoordination
Drunken speech
Overshoot or undershoot targets
Hyperkinetic dysarthria
Involuntary movements
Vocal arrests
Fast speech
Basal ganglia
Hypokinetic dysarthria
Basal ganglia
Initiation problems
Rapid AMRs
Resting tremor
Frontotemporal dementia
Behavioral variant of dementia mixed with PPA
behavioral changes, impaired judgement, emotional problems