What symptom may accompany a significant EKG finding of ST elevation?

The symptom that may accompany a significant EKG finding of ST elevation is chest pain. ST elevation on an EKG typically indicates that there is a myocardial infarction, commonly known as a heart attack. When this occurs, the heart muscle is not receiving adequate blood flow, usually due to a blockage in a coronary artery. This lack of blood flow causes pain as the heart's muscle tissue experiences ischemia, which patients typically perceive as chest pain or discomfort.

Chest pain caused by a myocardial infarction can be described in various ways; patients might report it as pressure, squeezing, fullness, or pain in the center or left side of the chest. This symptom is often accompanied by other signs such as shortness of breath, sweating, or nausea, but the chest pain is a hallmark presentation that is commonly associated with ST elevation.

While neck pain, leg cramps, and persistent coughing can occur in different medical scenarios, they are not the classic or primary symptoms typically linked with ST elevation on an EKG, particularly in the context of acute coronary syndromes.