title: Concealed sinus rhythm. A cause of misdiagnosis of digitalis intoxication.
mesh_terms: D001281:Atrial Fibrillation / Q000097:blood / Q000188:drug therapy; D002036:Bundle of His / Q000503:physiopathology; D003951:Diagnostic Errors; D004077:Digoxin / Q000097:blood / Q000506:poisoning* / Q000627:therapeutic use; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D012849:Sinoatrial Node / Q000503:physiopathology
chemical_list: D004077:Digoxin