AHA Coding Clinic® for ICD-9 - 1987 September - October
Electrocardiograph Mapping, 89.52
Electrocardiograph mapping, 89.52, is the placement of 30 or more electrocardiograph leads on the surface of the chest for myocardial ST segment mapping to determine ST elevation in assessing the size of a myocardial infarct and is a noninvasive procedure. Do not confuse this procedure with that of direct cardiac mapping (37.29).
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