Unusual sensitivity to digitalis.
D000889:Anti-Arrhythmia Agents; D002316:Cardiotonic Agents; D002317:Cardiovascular Agents; D004070:Digitalis / Q000506:poisoning*; D006331:Heart Diseases / Q000628:therapy*; D006801:Humans
D000889:Anti-Arrhythmia Agents; D002316:Cardiotonic Agents; D002317:Cardiovascular Agents
DIGITALIS/poisoning; HEART DISEASES/therapy