| left ventricular assist d. |
a ventricular assist device capable of augmenting left ventricular function; it consists of an external or implanted pump with afferent and efferent conduits attached to the left atrium or left ventricular apex and the ascending aorta, respectively. Implanted systems are sometimes called left ventricular assist systems. Cf. biventricular assist d. and right ventricular assist d.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| left ventricular ejection t. |
the interval from systole to closure of the aortic valve, measured on the carotid pulse tracing from the beginning upstroke to the dicrotic notch; it is one of the systolic time intervals (q.v.) measured to assess left ventricular performance.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| left-sided a. |
1. diverticulitis; so called because the symptoms resemble those of appendicitis, and the descending (or left) colon is the usual site of involvement. 2. left-sided appendicitis associated with situs inversus.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| left-sided heart f. |
failure of adequate output by the left ventricle despite an increase in distending pressure and in end-diastolic volume, with dyspnea, orthopnea, and other signs and symptoms of pulmonary congestion and edema.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| left-to-right s. |
diversion of blood from the left side of the heart to the right side or from the systemic to the pulmonary circulation through an anomalous opening such as a septal defect or patent ductus arteriosus.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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