Why the study?
Does routine recording of lead III during deep inspiration differentiate between abnormal Q waves indicating diaphragmatic infarction and benign Q waves?
Population
Patients being evaluated for diaphragmatic myocardial infarction with Q waves in lead III
Design
Editorial
Authors
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Recording lead III during deep inspiration may not reliably differentiate benign Q waves from those caused by diaphragmatic myocardial infarction.
Does routine recording of lead III during deep inspiration differentiate between abnormal Q waves indicating diaphragmatic infarction and benign Q waves?
Recording lead III during deep inspiration may not reliably differentiate benign Q waves from those caused by diaphragmatic myocardial infarction.
U. R. Shettigar (1973) studied this question.
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