PSY2061 Lecture Notes - Lecture 7: Multiple Sclerosis, Deep Brain Stimulation, Tourette Syndrome

107 views2 pages
Lecture 6 continued
Basal Ganglia Dysfunction
-Parkinson’s disease
-Huntington’s disease
-Tourette Syndrome
-Hemiballismus?
Parkinson’s disease
widespread neurodegenerative disorder
major pathologic feature
profound loss of dopamine neurones, mainly in SNc
symptoms appear when DA neuronal death reaches critical threshold
age of onset varies, usually 65-70
main symptoms: tremor, rigidity, motor slowing, postural instability
symptoms worse on one side of the body
a positive response to L-Dopa aids the diagnostic process
no accurate biological marker or radiological imaging technique
Levodopa
L-Dopa - mainstay of Parkinson’s disease treatment!
- reduces tremor, stiffness & slowness
-improves muscles central, balance & walking
-does no slow disease process
Off & On fluctuations
Following 5-10 years of treatment
-behavioural/cognitive changes
Pallidotomy of Deep Brain Stimulation
Unlock document

This preview shows half of the first page of the document.
Unlock all 2 pages and 3 million more documents.

Already have an account? Log in

Get access

Grade+
$40 USD/m
Billed monthly
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
10 Verified Answers
Class+
$30 USD/m
Billed monthly
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
7 Verified Answers

Related Documents