A 52-year-old woman presents with a 2-year history of progressive bilateral hand tremor worsened by intentional movement and temporarily improved by alcohol consumption. Vital signs: BP 128/82 mmHg, HR 88 bpm, RR 16, Temp 37°C, SpO2 98% on room air. Neurologic examination reveals mild cerebellar dysmetria on finger-to-nose testing; cognitive function and gait are normal. MRI brain shows no atrophy or lesions. She denies headaches and family history is unremarkable. Which diagnosis best explains her presentation?
- A)Wilson disease
- B)Huntington disease
- C)Cerebellar infarction
- D)Essential tremorGABARITO
- E)Parkinson disease
Explicação
Essential tremor is the correct answer because it causes a bilateral action or postural tremor that often improves with alcohol and lacks the rigidity and bradykinesia of Parkinson disease. Ver explicação completa e trilha adaptativa →