Prognosis

Question 1

Effect of age on recovery

Answer 1

There is no effect of age on recovery. (Wertz & Dronkers, 1988)

Age is not an important factor

does NOT seem to make a difference with stroke induced aphasia

Question 2

Effect of gender on recovery

Answer 2

Gender does not play a role in incidence of aphasia or recovery

Question 3

What are some factors that affect recovery?

Answer 3

• etiology
• type of lesion
• site of lesion
• size of lesion
• number of lesions (multi-infract=less recovery)
• type of aphasia
• time post onset

Question 4

Evolution of aphasic syndromes

Answer 4

Kertesz, 1984

Global–>Broca’s
Broca’s–>Anomic
Wernickes–>Conduction

Question 5

Processes involved in recovery

Answer 5

Structural preservation
Physiological restoration
Axonal regeneration
Unmasking of latent processing capabilities
Substitution of function 
Cortical reorganization

Question 6

Aim of Treatment

Answer 6

“help the pt recalim as much as possible of the underlying damaged capacity to process langauge in the same way as a “normal” person processes language” Basso, 2008

Question 7

Meta-Analysis of Clinical Outcomes in Treatment of Aphasia

Answer 7

Robie - 1998

1) AMount of treatment
2) Type of treatment
3) Time post-onset

Outcome measures = score on comp battery such as PICA

Question 8

Results of Meta-Analysis

Answer 8

tx in acute period (<3mo) but for moderately impaired still has a large impact in chronic stage

Important to have at least 2hr/week*******

Question 9

How often??

Answer 9

Meta-analysis (Robey, 1998) confirmed that amount of time in tx was an important factor in determining the success of the therapy