Abstract
PR-segment changes of ECG can help differentiate acute myocardial infarct from pericarditis preventing the patient from an unnecessary coronarography. Here we present a case where beta-blocker therapy masked PR-segment changes.
MeSH terms
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Adrenergic beta-Antagonists / therapeutic use*
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Adult
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Angina, Unstable / complications
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Angina, Unstable / diagnosis*
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Angina, Unstable / drug therapy*
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Diagnosis, Differential
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Electrocardiography*
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Humans
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Male
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Pericarditis / complications
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Pericarditis / diagnosis*
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Pericarditis / physiopathology*
Substances
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Adrenergic beta-Antagonists