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noun, Pathology.
Abbreviation: MI.
destruction of an area of heart muscle as the result of occlusion of a coronary artery Compare coronary thrombosis

myocardial infarction n.
Abbr. MI
Necrosis of a region of the myocardium caused by an interruption in the supply of blood to the heart, usually as a result of occlusion of a coronary artery. Also called cardiac infarction.
myocardial infarction
See heart attack.


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    myocardial insufficiency n. See heart failure.

  • Myocardiogram

    [mahy-uh-kahr-dee-uh-gram] /ˌmaɪ əˈkɑr di əˌgræm/ noun 1. the graphic record produced by a myocardiograph.

  • Myocardiopathy

    myocardiopathy my·o·car·di·op·a·thy (mī’ō-kär’dē-ŏp’ə-thē) n. See cardiomyopathy.

  • Myocardiograph

    [mahy-uh-kahr-dee-uh-graf, -grahf] /ˌmaɪ əˈkɑr di əˌgræf, -ˌgrɑf/ noun 1. an instrument for recording the movements of the heart. /ˌmaɪəʊˈkɑːdɪəˌɡrɑːf; -ˌɡræf/ noun 1. an instrument for recording the movements of heart muscle myocardiograph my·o·car·di·o·graph (mī’ō-kär’dē-ə-grāf’) n. An instrument for making tracings of the movements of the heart muscle.

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