Search Results - "Longaker, Rita A."

Left ventricular outflow tract obstruction provoked during dobutamine stress echocardiography predicts future chest pain, syncope, and near syncope by Dawn, Buddhadeb, Paliwal, Vidhu S., Raza, Syed T., Mastali, Kourosh, Longaker, Rita A., Stoddard, Marcus F.

“…Although dobutamine stress echocardiography (DSE) is associated with dynamic left ventricular (LV) obstruction, it is unknown whether such obstructive event,…”
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Tissue Doppler Imaging Optical Flow (TDIOF): A Combined B-Mode and Tissue Doppler Approach for Cardiac Motion Estimation in Echocardiographic Images by Tavakoli, Vahid, Bhatia, Nirman, Longaker, Rita A., Stoddard, Marcus F., Amini, Amir A.

“…The quantitative analysis of cardiac motion from echocardiographic images helps clinicians in the diagnosis and therapy of patients suffering from heart…”
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Exercise tolerance is reduced in bipolar illness by Shah, Amy, Alshaher, Motaz, Dawn, Buddhadeb, Siddiqui, Tariq, Longaker, Rita A, Stoddard, Marcus F, El-Mallakh, Rif

“…Abstract Background Cardiovascular and cerebrovascular disease is 2–3 times more common in bipolar patients than the general population. Asymptomatic bipolar…”
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Left atrial thrombus predicts transient ischemic attack in patients with atrial fibrillation by Stoddard, Marcus F., Singh, Pradeep, Dawn, Buddhadeb, Longaker, Rita A.

“…Background Atrial fibrillation (AF) is widely accepted as a direct cause of cardioembolic stroke from left atrial (LA) thrombus formation. However, the…”
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Cardiovascular death in patients with atrial fibrillation is better predicted by left atrial thrombus and spontaneous echocardiographic contrast as compared with clinical parameters by Dawn, Buddhadeb, Varma, Jai, Singh, Pradeep, Longaker, Rita A, Stoddard, Marcus F

“…We hypothesized that altered intra-atrial thrombogenicity, as reflected by the presence of left atrial (LA) thrombus or spontaneous echocardiographic contrast…”
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Transesophageal Echocardiography Impacts Management and Evaluation of Patients with Stroke, Transient Ischemic Attack, or Peripheral Embolism by Dawn, Buddhadeb, Hasnie, Abdul M.A., Calzada, Norberto, Longaker, Rita A., Stoddard, Marcus F.

“…The relative impact of transesophageal echocardiography (TEE) on the management of patients with specific embolic events, namely nonhemorrhagic cerebrovascular…”
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Safety of transesophageal echocardiography in patients who are obese by Garimella, Satya, Longaker, Rita A, Stoddard, Marcus F

“…Patients with obesity tend to have a higher incidence of hypertension, coronary artery disease, and sleep apnea, conditions that could potentially predispose…”
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Cardiac Manifestations of Exhaustive Exercise in Nonathletic Adults: Does Cardiac Fatigue Occur? by Alshaher, Motaz, El-Mallakh, Rif, Dawn, Buddhadeb, Siddiqui, Tariq, Longaker, Rita A., Stoddard, Marcus F.

“…The aim of the study was to examine the impact of prolonged exercise leading to physical exhaustion on left ventricular (LV) systolic and diastolic function in…”
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Exercise echocardiography and thallium-201 single-photon emission computed tomography stress test for 5- and 10-year prognosis of mortality and specific cardiac events by Hoque, Azizul, Maaieh, Mohammed, Longaker, Rita A, Stoddard, Marcus F

“…Limited data suggest that stress myocardial perfusion imaging and stress echocardiography have similar prognostic value for composite cardiac events. However,…”
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Left atrial inflow propagation rate: a new transesophageal echocardiographic index of preload by Stoddard, Marcus F, Longaker, Rita A, Calzada, Norberto

“…We postulated that the rate of blood propagating into the left atrium from the left upper pulmonic vein would be a useful measure of pulmonary capillary wedge…”
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Left atrial inflow propagation rate derived by transesophageal color M‐mode echocardiography is a promising index of preload by Stoddard, Marcus F., Calzada, Norberto, Longaker, Rita A.

“…Background: Pulmonary capillary wedge pressure (PCWP) is a useful index of preload and an important determinant of cardiac function. Hypothesis: We postulated…”
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A comparison of cardiac valvular involvement in the primary antiphospholipid syndrome versus anticardiolipin-negative systemic lupus erythematosus by Gleason, C B, Stoddard, M F, Wagner, S G, Longaker, R A, Pierangeli, S, Harris, E N

“…Recurrent thrombosis and pregnancy loss are well-recognized features of the antiphospholipid syndrome. Uncertainty exists, however, as to whether other…”
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The safety of transesophageal echocardiography in the elderly by Stoddard, M F, Longaker, R A

“…The safety of transesophageal echocardiography (TEE) in elderly patients (aged > or = 70 years) and young patients (aged < or = 50 years) was compared in a…”
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Comparison of cardiac dimensions by transesophageal and transthoracic echocardiography by Stoddard, M F, Liddell, N E, Vogel, R L, Longaker, R A, Dawkins, P R

“…Transesophageal echocardiography (TEE) has advanced rapidly as a valuable cardiovascular diagnostic technique. As the use of TEE increases, so does the…”
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Mobile strands are frequently attached to the St. Jude Medical mitral valve prosthesis as assessed by two-dimensional transesophageal echocardiography by Stoddard, M F, Dawkins, P R, Longaker, R A

“…Two-dimensional transesophageal echocardiographic findings are reported in 13 patients with structurally and functionally normal St. Jude Medical bileaflet…”
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Transesophageal echocardiographic guidance of cardioversion in patients with atrial fibrillation by Stoddard, Marcus F., Dawkins, Phillip R., Prince, Charles R., Longaker, Rita A.

“…The role of TEE in the guidance of cardioversion of atrial fibrillation was studied. Thirty-seven (18 %) of 206 patients had left atrial thrombus…”
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Doppler transesophageal echocardiographic determination of aortic valve area in adults with aortic stenosis by Stoddard, Marcus F., Hammons, Robert T., Longaker, Rita A.

“…Two-dimensional transesophageal echocardiography has been shown to be an accurate method of measuring aortic valve area in patients with aortic stenosis. The…”
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Effects of Nifedipine and Nitroglycerin on Left Ventricular Systolic Dysfunction and Impaired Diastolic Filling After Exercise-Induced Ischemia in Humans11This study was supported by a grant from the American Heart Association, Kentucky Affiliate, Louisville, Kentucky by STODDARD, MARCUS F, WAGNER, STEVEN G, IKRAM, SOHAIL, LONGAKER, RITA A, PRINCE, CHARLES R

“…Objectives. This study sought to determine whether calcium antagonist, compared with nitroglycerin, administration attenuates left ventricular dysfunction…”
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Two-dimensional transesophageal echocardiographic characterization of ventricular filling in real time by acoustic quantification: comparison with pulsed Doppler echocardiography by Stoddard, M F, Keedy, D L, Longaker, R A

“…Little is known about the accuracy of acoustic quantification (AQ) in the assessment of left ventricular diastolic filling. Therefore the objective of this…”
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Diastolic dysfunction is a feature of the antiphospholipid syndrome by Hasnie, Abdul M.A., Stoddard, Marcus F., Gleason, Carolyn B., Wagner, Stephen G., Longaker, Rita A., Pierangeli, Silvia, Harris, E.Nigel

“…Recurrent thrombi, thrombocytopenia, pregnancy loss, and stroke in association with medium to high concentrations of anticardiolipin antibodies are…”
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