title: Bradycardia and second-degree AV block: an expression of the dominance of cholinergic activity in the rigid form of Huntington's disease.
mesh_terms: D000328:Adult; D001919:Bradycardia / Q000188:drug therapy / Q000209:etiology*; D004562:Electrocardiography; D006327:Heart Block / Q000188:drug therapy / Q000209:etiology*; D006801:Humans; D006816:Huntington Disease / Q000150:complications*; D008297:Male; D010275:Parasympathetic Nervous System / Q000503:physiopathology*; D010276:Parasympatholytics / Q000627:therapeutic use
chemical_list: D010276:Parasympatholytics