Dictionary
unstable angina
noun
Definition of UNSTABLE ANGINA
: angina pectoris characterized by sudden changes (as an increase in the severity or length of anginal attacks or a decrease in the exertion required to precipitate an attack) especially when symptoms were previously stable
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First Known Use of UNSTABLE ANGINA
1972
Medical Dictionary
unstable angina
noun
Medical Definition of UNSTABLE ANGINA
: angina pectoris characterized by sudden changes (as an increase in the severity or length of anginal attacks or a decrease in the exertion required to precipitate an attack) especially when symptoms were previously stable
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