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A member asked:
How does a 12 second ekg show a prior heart attack? like, what shows on the waves that represents the heart attack? curious, not urgent
4 doctors weighed in across 2 answers
Text Book: There is no simple answer to that other than an ekg is a standardized way to look at the heart muscle energy and how it is beating. If the beats are in any stereotypically abnormal this can be interpreted in a number of ways including heart damage caused by infarction.
Answered 4/20/2014
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Changes: An ekg shows changes in electrical conduction. That is how it demonstrates heart attacks.
Answered 4/20/2014
4.2k views
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