text: An<unk>  is not helpful in diagnosing the most common causes of<unk> , but it can help diagnose some less common causes of<unk>  including cerebellar lesion, stroke, multiple sclerosis , and Wilsons disease. It may help determine if the<unk>  is the result of a structural defect or degeneration of the brain. Magnetic resonance guided focused ultrasound (MRgFUS) is a noninvasive focused ultrasound ablative thalamotomy procedure used to treat essential<unk> .
option_0: Tremor MRI
option_1: Tremor CT
option_2: Dyslexia MRI
option_3: Dementia MRI
option_4: Amyotrophic lateral sclerosis physical examination
option_5: Parkinson's disease CT
option_6: Brain mapping
option_7: Dementia CT