title: ECG of the month. Muscular dystrophy with involvement of sinoatrial and atrioventricular nodal tissues.
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000175:diagnosis*; D004285:Dogs; D004562:Electrocardiography / Q000662:veterinary; D005260:Female; D006327:Heart Block / Q000175:diagnosis / Q000662:veterinary*; D009137:Muscular Dystrophy, Animal / Q000175:diagnosis*