Myocardial scarring refers to the damage to the heart muscle caused by a heart attack or other cardiac conditions. There are several synonyms that can be used to describe this condition. Some common synonyms include myocardial infarction, myocardial injury, heart muscle damage, cardiac fibrosis, and myocardial necrosis. Each of these terms refers to the same pathology, but may be used in different contexts or settings. Physicians and researchers may use different synonyms to reflect the severity or etiology of the scarring, or to distinguish between acute or chronic myocardial damage. Regardless of the term used, myocardial scarring represents a critical condition that can lead to heart failure and complications such as arrhythmias and sudden cardiac death.