coronary thrombosis vs heart failure

coronary thrombosis

noun
  • Thrombosis of a coronary artery, that is, a blockage, caused by a blood clot, of the blood flow in a coronary artery of the heart, leading to myocardial infarction. 

heart failure

noun
  • The chronic inability of the heart to pump a sufficient amount of blood throughout the body, leading to a pooling of blood and shortness of breath. 

  • The cessation of the heartbeat; cardiac arrest. 

How often have the words coronary thrombosis and heart failure occurred in a corpus of books? (source: Google Ngram Viewer )