electrocardiogram
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- n a graphical recording of the cardiac cycle produced by an electrocardiograph
- Feeling pain in his shoulder and chest, Miyagi last August checked himself into a local hospital, where a nurse gave him an electrocardiogram (ECG) to test for possible heart .
- Her electrocardiogram comes back normal, and blood tests indicate no cardiac damage.
- Kile's examination probably included an electrocardiogram (ECG), which gives doctors an indirect reading on how well the heart muscle is working by monitoring its electrical .