Question: What is the difference between angina and ischemia? 

Answer: angina means chest pain -- however not all chest pain correlate to heart problems. \nischemia -- is lost of blood supply to the heart muscle, therefore this causes a pain in that certain are. myocardial ischemia, if untreated will eventually turn into myocardial infarction -- where in the muscle dies because of lack of blood supply and oxygen.
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