rubral tremor

Etiology

• multiple sclerosis
• stroke
• traumatic brain injury

Pathology

• aberrations in cerebellar outflow

Clinical manifestations

• coarse proximal tremor present at rest
• tremor worse with movement, posturing
• large amplitude proximal tremors in 'wing beating' position (elbows flexed)
• interferes with eating, typing & writing

Radiology

• MRI neuroimaging reveal focal lesion

More general terms

• action tremor
• resting tremor