Abnormal involuntary movement (dyskinesia)

Question 1

Tremors:

Rest tremor - what relieves it? causes?

Intention tremor - when does it come on? examples? causes?

Answer 1

Voluntary movement
Parkinsonism

Purposeful movement (e.g. using a remote control or pointing)

Cerebellar damage - MS, stroke

Question 2

Chorea:

What is it?

Examples?

1 cause?

What worsens it? - 1

Answer 2

Non-rhythmic jerky, purposeless movements

Facial grimacing
Raising the shoulders

Huntington’s disease

Levodopa

Question 3

Tics:

What is it?

Answer 3

Brief repeated stereotyped movements