(v. t.) To throw or pour back, as from a deep or hollow place; to pour or throw back in great quantity.
(v. i.) To be thrown or poured back; to rush or surge back.
Example Sentences:
(1) The 14-fold increase in prolonged apnea frequency immediately following regurgitation supports the hypothesis for a causal relationship between apnea and regurgitation.
(2) The pathoanatomy and factors associated with transient mitral regurgitation (MR) induced by myocardial ischemic stress are unknown.
(3) Postoperative examination revealed division of accessory pathway and no regurgitation of mitral prosthesis.
(4) Doppler mitral regurgitation (MR) was detected in 40 of the 47 patients (85%) with type C in 56 of the 99 (59%) with type B, and in seven of the 18 (39%) with type A.
(5) One child (case 1) exhibited nasal regurgitation during feeding.
(6) To determine the severity of regurgitation by dynamic MRI, several parameters were analyzed, including the number of slices with visible signal loss, the time course of the signal loss, and its maximal area and maximal volume.
(7) Without operative correction of the tricuspid valve, secondary tricuspid regurgitation can resolve following mitral valve surgery alone.
(8) Signs of mitral regurgitation of grade 1 could be documented angiographically in 9 patients and of grade 2 in 4 patients.
(9) Sixty-eight patients (mean age 49 years) were studied with contrast echocardiography (CE) and Doppler echocardiography (DE) to evaluate both methods for detecting and grading tricuspid regurgitation (TR).
(10) Case 2: A 40-year-old man with congestive heart failure and inflammatory signs had aortic and mitral regurgitation.
(11) Twelve patients had severe mitral regurgitation; successful mitral valve replacement was carried out in four patients (all with myxomatous mitral tissue).
(12) The sounds were loudest along the left sternal border, exhibited an increase in intensity during inspiration and were associated with right atrial gallop sounds and with murmurs of tricuspid regurgitation.
(13) Isolated tricuspid valve regurgitation is a rare finding after nonpenetrating chest trauma.
(14) Tricuspid regurgitation (TR) was diagnosed with Doppler when reverse flow in systole was recorded at and behind the closure level of the tricuspid valve.
(15) We conclude that in most patients undergoing aortic valvuloplasty, regurgitation does not change after the procedure.
(16) All patients presented with severe oropharyngeal dysphagia and frequent aspiration together with pharyngooral and pharyngonasal regurgitation.
(17) On a series of 170 aortic valve replacement - 100 aortic stenoses (AS) and 70 aortic regurgitations (AR) - with an early post operative death rate of 5.3% and a late one of 8% (with a minimum follow up of 1 year and an average one of 25.4 months, two electrocardiographic and radiological checks could be done on 123 patients, 12 months on an average after the operation, and again for 116 patients, 21 months after the operation.
(18) In all cases, the maximal velocity of the tricuspid regurgitation jet was measured by continuous wave Doppler ultrasound and the systolic pressure gradient between right ventricle and the right atrium was calculated by the modified Bernoulli equation.
(19) In a multivariate Cox model analysis, the independent correlates of long-term survival were emergent operation with cardiogenic shock (multivariate mortality rate ratio [RR] = 14.0), use of a postoperative intraaortic balloon pump (RR = 3.9), ejection fraction less than 50% (RR = 2.4), preoperative history of congestive heart failure (RR = 2.2), cardiopulmonary bypass time (RR = 1.4 for each 30-minute increment), uncorrected mitral regurgitation (RR = 1.5 for each increment of angiographic gradation), left main coronary artery narrowing (RR = 1.7) and diabetes (RR = 1.6).
(20) This report details the pulsed Doppler echocardiographic findings in two patients who developed severe periprosthetic mitral regurgitation after porcine mitral valve replacement.
Reproduce
Definition:
(v. t.) To produce again.
(v. t.) To bring forward again; as, to reproduce a witness; to reproduce charges; to reproduce a play.
(v. t.) To cause to exist again.
(v. t.) To produce again, by generation or the like; to cause the existence of (something of the same class, kind, or nature as another thing); to generate or beget, as offspring; as, to reproduce a rose; some animals are reproduced by gemmation.
(v. t.) To make an image or other representation of; to portray; to cause to exist in the memory or imagination; to make a copy of; as, to reproduce a person's features in marble, or on canvas; to reproduce a design.
Example Sentences:
(1) Results by these three assays were also highly reproducible.
(2) Pokeweed mitogen-stimulated rat spleen cells were identified as a reliable source of rat burst-promoting activity (PBA), which permitted development of a reproducible assay for rat bone marrow erythroid burst-forming units (BFU-E).
(3) In experiments performed to determine whether PtdIns(4,5)P2 hydrolysis induced by TRH may have been caused by the elevation of [Ca2+]i, the following results were obtained: the effect of TRH to decrease the level of PtdIns(4,5)P2 was not reproduced by the calcium ionophore A23187 or by membrane depolarization with 50 mM K+; the calcium antagonist TMB-8 did not inhibit the TRH-induced decrease in PtdIns(4,5)P2; and, most importantly, inhibition by EGTA of the elevation of [Ca2+]i did not inhibit the TRH-induced decrease in PtdIns(4,5)P2.
(4) The tilt was reproduced with a typical spread of about 10 degrees.
(5) The reproducibility of the killing-curve method suggests that at least two different concentrations should be used and that a decrease in viable counts below 2 log10 after 24 hours does not exclude a synergistic action.
(6) Hyperimmunization with the tick encephalitis and Western horse encephalomyelitis viruses reproduced in the brain of albino mice, intensified the protein synthesis in the splenic tissue during the productive phase of the immunogenesis (the 7th day).
(7) The schedule proposed is easy to use and reproducible.
(8) An accurate and reproducible method is described for generating a map of the cobalt sheet source from images of it made in multiple positions with the scintillation camera.
(9) These studies establish this preparation as a reproducible model for the direct examination of autonomic influences on endocrine pancreatic function.
(10) REA is stable, sensitive, accurate and reproducible.
(11) Taken together, these data indicate that the regulation of probing angulation in clinical measurement of GAL with the TAPP is an important determinant of the reproducibility of periodontal probing.
(12) We did three repeated PD measures of mean aortic flow velocity in ten term infants (using four trained operators) to determine inter- and intraoperator reproducibility.
(13) The interobserver variability of these indices is low (r greater than 0.96); reproducibility is good in patients with sinus rhythm but mediocre in atrial fibrillation.
(14) The results of this study demonstrate that the increases in triacylglycerol synthesis and the cytosolic activity of phosphatidate phosphohydrolase previously observed by us in the ketotic diabetic liver, could be reproduced in normal fed rat liver cells by incubating them with acetoacetate.
(15) The method of mineral estimation using phalanges is described and its reproducibility was tested on 17 parameters.
(16) The temperature-activated 4 to 5 S EBP transformation is found to be highly reproducible without loss of [3H]estradiol-binding activity in a buffer containing an excess of [3H]estradiol, 40 mM Tris, 1 mM dithiothreitol, and 1 M urea at pH 7.4.
(17) Most of the subjects' mandibular movements did not improve to the point of making reproducible border movements on a pantograph.
(18) The reproducibility of heart rate variability indices was not improved by orthostatic or ergometric challenge.
(19) The reproducibility was 0.5% and the correlation with the ID-MF technique was 0.997.
(20) The assay of cytochrome P-450 in liver homogenate is accurate enough to calculate a reproducible recovery factor.