- Bilateral, mostly symmetrical postural or kinetic tremor in hands or forearms?
- May be aggravated by emotional stress, fatigue, hypoglycemia or caffeine?
- One of the characteristic presentations is isolated voice tremor?
- Is not associated with rigidity, slowness of movement, or difficulty with walking?
- Ethanol in small doses characteristically improves tremor?
- Additional or isolated head tremor (yes-yes or no-no) may be found?