EDDIE LAWRENCE / SCIENCE PHOTO LIBRARY EDDIE LAWRENCE / SCIENCE PHOTO LIBRARY
Electrocardiography test results. Healthcare professional looking at a printed record (electrocardiogram , ECG) of the results of an electrocardiography test. An ECG is obtained by using electrodes to detect the electrical activity of the heart. The results can be used to diagnose a range of heart complaints. This one shows marked sinus bradycardia with premature atrial complexes with aberrant conduction, plus non-specific ST- and T-wave abnormalities. Photographed in the UK.
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