title: Essential tremor.
abstract: Essential tremor is a common disorder whose aetiology is unknown. Characteristically it is present on maintaining posture, absent at rest, and not made significantly worse with movement.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D010300:Parkinson Disease / Q000175:diagnosis; D010634:Phenobarbital / Q000627:therapeutic use; D010657:Phenylethylmalonamide / Q000627:therapeutic use; D011324:Primidone / Q000627:therapeutic use; D011433:Propranolol / Q000627:therapeutic use; D014202:Tremor / Q000175:diagnosis / Q000188:drug therapy / Q000503:physiopathology
chemical_list: D011324:Primidone; D010657:Phenylethylmalonamide; D011433:Propranolol; D010634:Phenobarbital