Neuro (Aphasia, TBI, RHD, Dementia)

Question 1

How do you discriminate between nonfluent and fluent aphasia?

Answer 1

Nonfluent: inability to generate uninterrupted strings of words
- MLU = < 4.0
- WPM = < 6.0

Fluent: production of uninterrupted strings of words with normal prosody
- MLU/WPM within normal limits

Question 2

Broca’s Aphasia - lesion site

Answer 2

Posterior inferior frontal gyrus in left hemisphere

Question 3

Characteristics of Broca’s Aphasia:

Fluency
Auditory Comp
Repetition
Features

Answer 3

Fluency - poor
Auditory comp - good
Repetition - poor

Features:
- Anomia
- Agrammatism
- Writing problems
- Poor oral reading and comprehension
- Awareness of deficits

Question 4

Transcortical Motor Aphasia - lesion site

Answer 4

Anterior frontal paramedian (superior to Broca’s Aphasia)

Question 5

Characteristics of Transcortical Motor Aphasia:

Fluency
Auditory Comp
Repetition
Features

Answer 5

Fluency - poor
Auditory comp - good
Repetition - good

Features:
- Anomia
- Impaired initiation
- Echolalia and perseveration
- Impaired writing
- Slow and difficult reading aloud
- Simple and imprecise syntactic structure