Disease relevance of Echocardiography, Transesophageal

• METHODS AND RESULTS: Serial transesophageal echocardiography was performed in 14 patients with nonrheumatic atrial fibrillation after identification of atrial thrombi on initial transesophageal study [1].
• Patients in whom transesophageal echocardiography revealed no atrial thrombus underwent pharmacologic or electrical cardioversion followed by warfarin therapy for 1 month [2].
• We evaluated the risk of myocardial ischemia under isoflurane anesthesia (vs. a high dose narcotic technique using sufentanil) using continuous intraoperative electrocardiography and transesophageal echocardiography in patients with and without steal-prone anatomy undergoing coronary artery bypass graft surgery [3].
• The relatively larger pulmonary venous systolic/diastolic flow ratio and greater respiratory variation in pulmonary venous systolic, and especially diastolic, flow velocities by transesophageal echocardiography can be useful signs in distinguishing constrictive pericarditis from restrictive cardiomyopathy [4].
• Forty patients underwent rest and dobutamine transesophageal echocardiography (dobutamine 5, 10 and 20 micrograms/kg body weight per min) and fluorine-18 (F-18) fluorodeoxyglucose positron emission tomography at rest [5].

High impact information on Echocardiography, Transesophageal

• METHODS: We performed transesophageal echocardiography and rheumatologic evaluations in 69 patients with systemic lupus erythematosus [6].
• Mitral geometry was also analyzed in 23 patients with hypertrophic cardiomyopathy by intraoperative transesophageal echocardiography [7].
• Images in Cardiovascular Medicine. Unusual atrial thrombi discovered by transesophageal echocardiography [8].
• Diagnosis of sinus venosus atrial septal defect with transesophageal echocardiography [9].
• One hundred four patients (91 men and 13 women; age, 61 +/- 9 years) with coronary artery disease were studied with transesophageal echocardiography during infusion of dobutamine 2.5 to 40 microgram/kg per minute [10].

Chemical compound and disease context of Echocardiography, Transesophageal

• Doppler coronary flow reserve and two-dimensional dobutamine transesophageal echocardiography are equally sensitive for the detection of left anterior descending coronary stenosis > or = 70% and equally specific [11].
• A transesophageal echocardiography examination revealed a cor triatriatum that was responsible for the arrhythmia. beta-adrenergic blocking agents and digitalis glycosides were used to control supraventricular arrhythmia, while low-molecular-weight heparin was administered to prevent thromboembolic events [12].
• Fourteen pigs were monitored for CO2 embolism with transesophageal echocardiography (TEE), changes in ETCO2, changes in mean pulmonary artery pressure (MPAP), and precordial auscultation (AUSC) [13].
• By using transesophageal echocardiography, we examined the effect of phenylephrine (PHE) bolus administration on left ventricular function in 16 patients with no known cardiovascular disease during isoflurane-induced hypotension [14].
• Benzocaine-induced methemoglobinemia: experience from a high-volume transesophageal echocardiography laboratory [15].

Biological context of Echocardiography, Transesophageal

• Predictive value of low dose dobutamine transesophageal echocardiography and fluorine-18 fluorodeoxyglucose positron emission tomography for recovery of regional left ventricular function after successful revascularization [16].
• METHODS: Eleven patients with clinical and transthoracic echocardiographic evidence of MVP and 11 age-matched control subjects underwent protocol transesophageal echocardiography to image the mitral valve in two orthogonal planes and to measure its thickness in systole and diastole [17].
• Effects of prescribed doses of ketamine five minutes after application and influences of transesophageal echocardiography (TEE) on left ventricular, systemic arterial, and baroreflex responses were investigated to test the hypothesis that ketamine and/or TEE probe insertion alter cardiovascular function [18].

Anatomical context of Echocardiography, Transesophageal

• In contrast, transesophageal echocardiography was superior in visualizing left atrial appendage thrombi, small and flat thrombi in the left atrial cavity, thrombi and tumors in the superior vena cava, and masses attached to the right heart and the descending thoracic aorta [19].
• The aim of this study was to assess whether dobutamine transesophageal echocardiography can identify viable myocardium in patients with chronic myocardial infarction [5].
• Effects of nifedipine on mechanical properties of the normal and atherosclerotic descending aorta assessed by transesophageal echocardiography [20].
• IMPLICATIONS: We compared emboli formation after tourniquet release in patients undergoing arthroscopic reconstruction of the anterior cruciate ligament (ACL, n = 20) and total knee arthroplasty (TKA, n = 20) using transesophageal echocardiography [21].
• We report a case of restrictive cardiomyopathy in which a distinct endothelial thickening of the atrial wall and pulmonary vein orifices was noted on transesophageal echocardiography [22].

Associations of Echocardiography, Transesophageal with chemical compounds

• Patients underwent transesophageal echocardiography during incremental doses of dobutamine from 2.5 to a maximum of 40 micrograms.kg-1.min-1 and single photon emission computed tomographic thallium scintigraphy using a stress-redistribution-reinjection protocol [23].
• Therapeutic anticoagulation at the time of transesophageal echocardiography was present in 94.6% of patients, and 73.4% of subjects were discharged on warfarin [24].
• Repeated transthoracic echocardiograms failed to indicate the presence of a significant interatrial shunt that was eventually detected following temporary shunt reversal with intravenous metaraminol and confirmation by bubble-contrast transesophageal echocardiography and right heart catheter studies [25].
• Comparison of effects of sevoflurane/nitrous oxide and enflurane/nitrous oxide on myocardial contractility in humans. Load-independent and noninvasive assessment with transesophageal echocardiography [26].
• Fourteen otherwise-healthy patients undergoing nonemergent laparoscopic cholecystectomy were studied using bi-plane transesophageal echocardiography under a standardized anesthetic protocol utilizing isoflurane, fentanyl, and vecuronium bromide [27].

Gene context of Echocardiography, Transesophageal

• Left ventricular regional wall motion abnormality (RWMA) was assessed by transesophageal echocardiography at T1 and T2 time points [28].
• Transesophageal echocardiography was performed in 581 subjects, a random sample of the Olmsted County (Minnesota) population aged >/=45 years, participating in the Stroke Prevention: Assessment of Risk in a Community (SPARC) study [29].
• Cardiac manifestations of rheumatoid arthritis: a case-control transesophageal echocardiography study in 30 patients [30].
• Intraoperative transesophageal echocardiography of atrioventricular septal defect [31].
• The positive and negative predictive accuracy of dobutamine transesophageal echocardiography for viability defined by F-18 fluorodeoxyglucose uptake was 81% and 97%, respectively [5].

Analytical, diagnostic and therapeutic context of Echocardiography, Transesophageal

• Thus, dobutamine transesophageal echocardiography is a clinically valuable alternative to F-18 fluorodeoxyglucose positron emission tomography for assessing residual viability and predicting functional recovery after revascularization [16].
• Two-dimensional echocardiography, technetium Tc 99m cardiac nuclear scan, and transesophageal echocardiography were performed to define the mass [32].
• Cocaine-related acute aortic dissection diagnosed by transesophageal echocardiography [33].
• Sonographic appearance of ARDS. Letter: ref. Tsubo T, Yatsu Y, Suzuki A, Iwakawa T, Okawa H, Ishihara H, Matsuki A (2001). Daily changes of the area of density in the dependent lung region--evaluation using transesophageal echocardiography. Intensive Care Med 27:1881-1886 [34].
• The ratio of the peak velocity of the A and E waves of transmitral flow (transthoracic pulsed Doppler echocardiography), the left atrial appendage ejection fraction (transesophageal echocardiography), and the atrial natriuretic peptide secretory reserve during treadmill exercise test were measured at 6 months postoperatively [35].

References