Movement disorders Flashcards Preview

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Flashcards in Movement disorders Deck (16):
1

list features of hyperkinetic movement disorders

dystonia
tics
myoclonus
chorea
tremor

2

list features of hypokinetic movement disorders

rigidity (hypertonic)
bradykinesia
ie Parkinsonism/PD

3

what is a tremor

involuntary movement in which there is rhythmicity

4

features of essential tremor

autosomal dominant
gets better with alcohol + B blockers

5

what types of tremor are there

resting tremor
postural tremor
intention tremor

6

what is resting tremor a sign of

Parkinsonism/PD

7

what is postural tremor a sign of

physiological
essential
caffeine
stress
salbutamol
anxiety
Na valproate

8

what is intention tremor a sign of

cerebellar disease

9

define chorea

brief irregular purposeless movements

10

causes of chorea

drugs - OCP
basal ganglia lesions
Sydenhams chorea
Anti-phospholipid syndrome
huntington's disease
Neuroacanthocytosis
Wilsons disease
SLE

11

what is sydenhams chorea

autoimmune condition
widespread chorieform movements after Group A B-haemolytic strep infection in children

12

what is neuroacanthocytosis

inherited disease
abnormal RBCs with neurological manifestations

13

define myoclonus

brief electric shock like jerks

14

define tics

"in"voluntary repetitive stereotypes movements or vocalisations
patient experiences anxiety and discomfort during tic suppression

15

define dystonia

sustained or intermittent muscle contractions causing abnormal, repetitive movements or postures

16

what is hemiballism and where is the damage

wild flinging/throwing movements of one arm/leg
cerebrovascular lesion to subthalamic nucleus