Cardio cardio and -pain allegenics. Focused pain in the heart area. Localized pain at the level of the cardias (esophageal hole of the stomach ) A pain located in the anterior part of the heart is called precordial ( and has nothing cordial ) Cardialgias are due to a decrease or suppression of the bloodstream of the myocardium due to the accumulation of abnormal metabolites in that tissue. They are mainly manifested in myocardial diseases such as angina, coronary atherosclerosis and myocardial infarction.