[Complete AV block apparently due to cyanide poisoning].
D054537:Atrioventricular Block; D002318:Cardiovascular Diseases; D003486:Cyanides / Q000633:toxicity*; D006327:Heart Block / Q000209:etiology*; D006801:Humans
D003486:Cyanides
CYANIDES/toxicology; HEART BLOCK/etiology