extrasystole
(ĕks″tră-sĭs′tō-lē)
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[″ + Gr. systole, contraction]
Premature contraction of the heart. It may occur in the presence or absence of organic heart disease. It may be of reflex origin or may be triggered by stimulants, e.g., caffeine, cocaine, or theophylline, hypoxia, psychological stress, electrolyte abnormalities, thyroid disorders, or myocardial infarction.
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Citation
Venes, Donald, editor. "Extrasystole." Taber's Medical Dictionary, 24th ed., F.A. Davis Company, 2021. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/731162/all/extrasystole.
Extrasystole. In: Venes DD, ed. Taber's Medical Dictionary. F.A. Davis Company; 2021. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/731162/all/extrasystole. Accessed December 2, 2024.
Extrasystole. (2021). In Venes, D. (Ed.), Taber's Medical Dictionary (24th ed.). F.A. Davis Company. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/731162/all/extrasystole
Extrasystole [Internet]. In: Venes DD, editors. Taber's Medical Dictionary. F.A. Davis Company; 2021. [cited 2024 December 02]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/731162/all/extrasystole.
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