Julio Perez

1997

Inter-institutional variability in the quantitative evaluation of global and regional left ventricular function using color kinesls

Mor-Avi, V., Perez, J. E., Gorcsan, J., Monaghan, M., Kimball, T. R., DeMaria, A., Duong, A. M., Kwan, O. L., Witt, S., Hancock, J., Edelman, K., Baumann, C. M., Weinert, L., Bednarz, J., Spencer, K. T. & Lang, R. M., 1997, In: Journal of the American Society of Echocardiography. 10, 4, p. 447 1 p.

Research output: Contribution to journal › Article › peer-review

2 Scopus citations

Limited myocardial contractile reserve in chronic Chagas' disease

Acquatella, H., Pérez, J. E., Sampol, C., Condado, J. A., Gómez, J. R. & Sánchez, I., 1997, In: Journal of the American Society of Echocardiography. 10, 4, p. 426 1 p.

Research output: Contribution to journal › Article › peer-review

Ultrasonic tissue characterization identifies early myocardial changes in a genetic animal model of hypertension and heart failure

Kovacs, A., Burnham, K. M., Weinheimer, C. J., Davila-Roman, V. G. & Perez, J. E., 1997, In: Journal of the American Society of Echocardiography. 10, 4, p. 432 1 p.

Research output: Contribution to journal › Article › peer-review

1996

Delineation of myocardial stunning and hibernation by positron emission tomography in advanced coronary artery disease

Conversano, A., Walsh, J. F., Geltman, E. M., Perez, J. E., Bergmann, S. R. & Gropler, R. J., 1996, In: American heart journal. 131, 3, p. 440-450 11 p.

Research output: Contribution to journal › Article › peer-review

61 Scopus citations

Diminished contractile reserve in patients with left ventricular hypertrophy and increased end-systolic stress during dobutamine stress echocardiography

Fontanet, H. L., Pérez, J. E. & Dávila-Román, V. G., 1996, In: American Journal of Cardiology. 78, 9, p. 1029-1035 7 p.

Research output: Contribution to journal › Article › peer-review

17 Scopus citations

Dissociation between wall thickening of normal myocardium and cyclic variation of backscatter during inotropic stimulation

Feinberg, M. S., Gussak, H. M., Davila-Roman, V. G., Baumann, C. M., Miller, J. G. & Perez, J. E., 1996, In: American Journal of Cardiology. 77, 7, p. 515-520 6 p.

Research output: Contribution to journal › Article › peer-review

26 Scopus citations

Overview. Advances in echocardiography: Assessment of patients with coronary artery disease and mitral regurgitation, left ventricular hypertrophy and/or dynamic outflow tract obstruction, and left ventricular free wall rupture

Pérez, J. E., 1996, In: Coronary Artery Disease. 7, 3, p. 181-182 2 p.

Research output: Contribution to journal › Comment/debate

1995

Alterations in heart rate variability in patients undergoing dobutamine stress echocardiography, including patients with neurocardiogenic hypotension

Hogue, C. W., Dávila-Román, V. G., Stein, P. K., Feinberg, M., Lappas, D. G. & Pérez, J. E., Dec 1995, In: American heart journal. 130, 6, p. 1203-1209 7 p.

Research output: Contribution to journal › Article › peer-review

6 Scopus citations

Assessment of myocardial viability by ultrasonic tissue characterization

Perez, J. E., Davila-Roman, V. G. & Miller, J. G., 1995, In: Coronary Artery Disease. 6, 8, p. 613-618 6 p.

Research output: Contribution to journal › Article › peer-review

10 Scopus citations

Echocardiographic automatic boundary detection to measure left atrial function after the maze procedure

Feinberg, M. S., Waggoner, A. D., Kater, K. M., Cox, J. L. & Pérez, J. E., 1995, In: Journal of the American Society of Echocardiography. 8, 2, p. 139-148 10 p.

Research output: Contribution to journal › Article › peer-review

34 Scopus citations

Impaired left atrial function after heart transplantation: Disparate contribution of donor and recipient atrial components studied on-line with quantitative echocardiography

Cresci, S., Goldstein, J. A., Cardona, H., Waggoner, A. D. & Perez, J. E., 1995, In: Journal of Heart and Lung Transplantation. 14, 4, p. 647-653 7 p.

Research output: Contribution to journal › Article › peer-review

22 Scopus citations

Intravenous albunex during dobutamine stress echocardiography: Enhanced localization of left ventricular endocardial borders

Falcone, R. A., Marcovitz, P. A., Perez, J. E., Dittrich, H. C., Hopkins, W. E. & Armstrong, W. F., Aug 1995, In: American heart journal. 130, 2, p. 254-258 5 p.

Research output: Contribution to journal › Article › peer-review

73 Scopus citations

Quantitative assessment of myocardial ultrasound tissue characterization through receiver operating characteristic analysis of Bayesian classifiers

Wagner, R. F., Wear, K. A., Perez, J. E., McGill, J. B., Schechtman, K. B. & Miller, J. G., Jun 1995, In: Journal of the American College of Cardiology. 25, 7, p. 1706-1711 6 p.

Research output: Contribution to journal › Article › peer-review

Open Access

28 Scopus citations

Two-Dimensional Echocardiography Detects Transient Right Ventricular Dysfunction After Cardiac Transplantation

Waggoner, A. D., Davila-Roman, V. G., Stroble, M. & Perez, J. E., Mar 1995, In: Journal of Diagnostic Medical Sonography. 11, 2, p. 54-60 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

Ultrasonic tissue characterization and endocardial boundary detection: Assessment of myocardial structure and performance

Waggoner, A. D. & Perez, J. E., Jan 1 1995, In: Coronary Artery Disease. 6, 1, p. 29-34 6 p.

Research output: Contribution to journal › Review article › peer-review

1 Scopus citations

Usefulness of dobutamine stress echocardiography for the prospective identification of the physiologic significance of coronary narrowings of moderate severity in patients undergoing evaluation for percutaneous transluminal coronary angioplasty

Da ́vila-Roma ́n, V. G., Wong, A. K., Li, D., Shelton, M. E., Lasala, J. M., Hopkins, W. E., Feinberg, M. S. & Pe ́rez, J. E., Aug 1 1995, In: The American journal of cardiology. 76, 4, p. 245-249 5 p.

Research output: Contribution to journal › Article › peer-review

13 Scopus citations

1994

Enhancement of regional myocardial efficiency and persistence of perfusion, oxidative, and functional reserve with paired pacing of stunned myocardium

Bergmann, S. R., Weinheimer, C. J., Brown, M. A. & Perez, J. E., May 1994, In: Circulation. 89, 5, p. 2290-2296 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

24 Scopus citations

Quantification of Left Ventricular Dimensions On Line with Biplane Transesophageal Echocardiography and Lateral Gain Compensation

DÁVILA‐ROMÁN, V. G., CARDONA, H., FEINBERG, M., PEREZ, J. E. & BARZILAI, B., Mar 1994, In: Echocardiography. 11, 2, p. 119-125 7 p.

Research output: Contribution to journal › Article › peer-review

5 Scopus citations

Quantitative Echocardiography, Part 2: Automatic Boundary Detection for On-line Assessment of Left Ventricular and Atrial Function

Waggoner, A. D., Dávila-Román, V. G., Barzilai, B., Pérez, J. E. & Miller, J. G., Mar 1994, In: Journal of Diagnostic Medical Sonography. 10, 2, p. 95-103 9 p.

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

Restoration of atrial function after the maze procedure for patients with atrial fibrillation: Assessment by Doppler echocardiography

Feinberg, M. S., Waggoner, A. D., Kater, K. M., Cox, J. L., Lindsay, B. D. & Pérez, J. E., Nov 1994, In: Circulation. 90, 5 II, p. II285-II292

Research output: Contribution to journal › Article › peer-review

133 Scopus citations

Successful Withdrawal of Biventricular Assist Devices After Assessment of Left Ventricular Function by Transesophageal Echocardiography and Automatic Border Detection

FEINBERG, M. S., DAVILA‐ROMAN, V. G., HOPKINS, W. E., SPRAY, T. L., PEREZ, J. E. & BARZILAI, B., Nov 1994, In: Echocardiography. 11, 6, p. 575-578 4 p.

Research output: Contribution to journal › Article › peer-review

2 Scopus citations

Two-dimensional Echocardiographic Automatic Boundary Detection for Evaluation of Left Ventricular Function in Unselected Adult Patients

Waggoner, A. D., Miller, J. G. & Pérez, J. E., 1994, In: Journal of the American Society of Echocardiography. 7, 5, p. 459-464 6 p.

Research output: Contribution to journal › Article › peer-review

22 Scopus citations

Ultrasonic tissue characterization: Integrated backscatter imaging for detecting myocardial structural properties and on-line quantitation of cardiac function

Perez, J. E., Miller, J. G., Holland, M. R., Wickline, S. A., Waggoner, A. D., Barzilai, B. & Sobel, B. E., 1994, In: American Journal of Cardiac Imaging. 8, 2, p. 106-112 7 p.

Research output: Contribution to journal › Article › peer-review

30 Scopus citations

1993

Comparison of carbon-11-acetate with fluorine-18-fluorodeoxyglucose for delineating viable myocardium by positron emission tomography

Gropler, R. J., Geltman, E. M., Sampathkumaran, K., Pérez, J. E., Schechtman, K. B., Conversano, A., Sobel, B. E., Bergmann, S. R. & Siegel, B. A., Nov 15 1993, In: Journal of the American College of Cardiology. 22, 6, p. 1587-1597 11 p.

Research output: Contribution to journal › Article › peer-review

Open Access

141 Scopus citations

Comparison of Color Flow Imaging and Peripheral Venous Saline Contrast During Transesophageal Echocardiography to Evaluate Right‐to‐Left Shunt at the Atrial Level

WAGGONER, A. D., DÁVILA‐ROMÁN, V. G., HOPKINS, W. E., PÉREZ, J. E. & BARZILAI, B., Jan 1993, In: Echocardiography. 10, 1, p. 59-66 8 p.

Research output: Contribution to journal › Article › peer-review

12 Scopus citations

Dobutamine stress echocardiography predicts surgical outcome in patients with an aortic aneurysm and peripheral vascular disease

Dávila-Román, V. G., Waggoner, A. D., Sicard, G. A., Geltman, E. M., Schechtman, K. B. & Pérez, J. E., Mar 15 1993, In: Journal of the American College of Cardiology. 21, 4, p. 957-963 7 p.

Research output: Contribution to journal › Article › peer-review

Open Access

183 Scopus citations

Functional recovery after reperfusion is predicated on recovery of myocardial oxidative metabolism

Weinheimer, C. J., Brown, M. A., Nohara, R., Perez, J. E. & Bergmann, S. R., Apr 1993, In: American heart journal. 125, 4, p. 939-949 11 p.

Research output: Contribution to journal › Article › peer-review

27 Scopus citations

Myocardial contractile state in dogs with chronic mitral regurgitation: Echocardiographic approach to the peak systolic pressure/end-systolic area relationship

Dávila-Román, V. G., Creswell, L. L., Rosenbloom, M. & Pérez, J. E., Jul 1993, In: American heart journal. 126, 1, p. 155-160 6 p.

Research output: Contribution to journal › Article › peer-review

20 Scopus citations

On-line assessment of left atrial area and function by echocardiographic automatic boundary detection

Waggoner, A. D., Barzilai, B., Miller, J. G. & Perez, J. E., Sep 1993, In: Circulation. 88, 3, p. 1142-1149 8 p.

Research output: Contribution to journal › Article › peer-review

45 Scopus citations

Quantitative echocardiography, part 1: Myocardial tissue characterization with analysis of radiofrequency signals

Waggoner, A. D., Barzilai, B., Miller, J. G. & Perez, J. E., 1993, In: Journal of Diagnostic Medical Sonography. 9, 3, p. 122-134 13 p.

Research output: Contribution to journal › Review article › peer-review

1 Scopus citations

Two‐Dimensional Doppler Color Flow Imaging in Adults with L‐Transposition of the Great Arteries

HOPKINS, W. E., WAGGONER, A. D., VILA‐ROMAN, V. D. & PEREZ, J. E., Nov 1993, In: Echocardiography. 10, 6, p. 611-617 7 p.

Research output: Contribution to journal › Article › peer-review

3 Scopus citations

Using new ultrasound techniques to characterize ischemic and infarcted myocardial tissue

Perez, J. E., Waggoner, A. D., Miller, J. G. & Dack, S., 1993, In: Primary Cardiology. 19, 11, p. 14-20 7 p.

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

1992

Abnormal myocardial acoustic properties in diabetic patients and their correlation with the severity of disease

Pérez, J. E., McGill, J. B., Santiago, J. V., B. Schechtman, K., Waggoner, A. D., Miller, J. G. & Sobel, B. E., May 1992, In: Journal of the American College of Cardiology. 19, 6, p. 1154-1162 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

155 Scopus citations

Automated, on-line quantification of left ventricular dimensions and function by echocardiography with backscatter imaging and lateral gain compensation

Pérez, J. E., Klein, S. C., Prater, D. M., Fraser, C. E., Cardona, H., Waggoner, A. D., Holland, M. R., Miller, J. G. & Sobel, B. E., Nov 1 1992, In: The American journal of cardiology. 70, 13, p. 1200-1205 6 p.

Research output: Contribution to journal › Article › peer-review

86 Scopus citations

Contrast Two-Dimensional Echocardiography Provides Clinical Information Not Available with Color Flow Imaging

Waggoner, A. D., Davila-Roman, V. G., Barzilai, B. & Perez, J. E., Jan 1992, In: Journal of Diagnostic Medical Sonography. 8, 1, p. 2-13 12 p.

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

Dependence of recovery of contractile function on maintenance of oxidative metabolism after myocardial infarction

Gropler, R. J., Siegel, B. A., Sampathkumaran, K., Pérez, J. E., Sobel, B. E., Bergmann, S. R. & Geltman, E. M., Apr 1992, In: Journal of the American College of Cardiology. 19, 5, p. 989-997 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

80 Scopus citations

Differentiation of normal and ischemic right ventricular myocardium with quantitative twodimensional integrated backscatter imaging

Waggoner, A. D., Pérez, J. E., Miller, J. G. & Sobel, B. E., 1992, In: Ultrasound in Medicine and Biology. 18, 3, p. 249-253 5 p.

Research output: Contribution to journal › Article › peer-review

11 Scopus citations

Functional recovery after coronary revascularization for chronic coronary artery disease is dependent on maintenance of oxidative metabolism

Gropler, R. J., Geltman, E. M., Sampathkumaran, K., Pérez, J. E., Moerlein, S. M., Sobel, B. E., Bergmann, S. R. & Siegel, B. A., Sep 1992, In: Journal of the American College of Cardiology. 20, 3, p. 569-577 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

126 Scopus citations

On-line assessment of ventricular function by automatic boundary detection and ultrasonic backscatter imaging

Pérez, J. E., Waggoner, A. D., Barzilai, B., Melton, H. E., Miller, J. G. & Sobel, B. E., Feb 1992, In: Journal of the American College of Cardiology. 19, 2, p. 313-320 8 p.

Research output: Contribution to journal › Article › peer-review

Open Access

265 Scopus citations

On-line quantification of ventricular function during dobutamine stress echocardiography

Pérez, J. E., Waggoner, A. D., Dávila-roman, V. G., Cardona, H. & Miller, J. G., 1992, In: European heart journal. 13, 12, p. 1669-1676 8 p.

Research output: Contribution to journal › Article › peer-review

49 Scopus citations

Pathogenesis of a double rupture (septal and free wall rupture) after acute myocardial infarction

Larson, R. S., Haskel, E. J. & Perez, J. E., 1992, In: Cardiovascular Pathology. 1, 3, p. 199-203 5 p.

Research output: Contribution to journal › Article › peer-review

Quantitative ultrasonic imaging: Tissue characterization and instantaneous quantification of cardiac function

Pérez, J. E., Miller, J. G., Wickline, S. A., Holland, M. R., Waggoner, A. D., Barzilai, B. & Sobel, B. E., Jun 18 1992, In: The American journal of cardiology. 69, 20, p. H104-H111

Research output: Contribution to journal › Article › peer-review

24 Scopus citations

1991

Exercise echocardiography: Overview

Perez, J. E., 1991, In: Coronary Artery Disease. 2, 5, p. 528-530 3 p.

Research output: Contribution to journal › Editorial

Left ventricular outflow obstruction resulting from insertion of mitral prostheses leaving the native leaflets intact: Adverse clinical outcome in seven patients

Waggoner, A. D., Pérez, J. E., Barzilai, B., Rosenbloom, M., Eaton, M. H. & Cox, J. L., Aug 1991, In: American heart journal. 122, 2, p. 483-488 6 p.

Research output: Contribution to journal › Article › peer-review

33 Scopus citations

Noninvasive detection of the morphologic and hemodynamic changes during normal pregnancy

Vered, Z., Mark Poler, S., Gibson, P., Wlody, D. & Pérez, J. E., Apr 1991, In: Clinical Cardiology. 14, 4, p. 327-334 8 p.

Research output: Contribution to journal › Article › peer-review

51 Scopus citations

The Effect of Frequency on the Magnitude of Cyclic Variation of Backscatter in Dogs and Implications for Prompt Detection of Acute Myocardial Ischemia

Wear, K. A., Milunski, M. R., Wickline, S. A., Perez, J. E., Sobel, B. E. & Miller, J. G., Sep 1991, In: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 38, 5, p. 498-502 5 p.

Research output: Contribution to journal › Article › peer-review

12 Scopus citations

Two-Dimensional Doppler Echocardiographic Derived Aortic Valve Area in Aortic Stenosis

Waggoner, A. D., Barzilai, B. & Perez, J. E., Mar 1991, In: Journal of Diagnostic Medical Sonography. 7, 2, p. 64-72 9 p.

Research output: Contribution to journal › Article › peer-review

Open Access

Ultrasonic backscatter tissue characterization in cardiac diagnosis

Pérez, J. E. & Miller, J. G., Nov 1991, In: Clinical Cardiology. 14, 5 S, p. V-4-V‐9

Research output: Contribution to journal › Article › peer-review

Open Access

12 Scopus citations

Ultrasonic Myocardial Tissue Characterization in the Operating Room: Initial Results Using Transesophageal Echocardiography

Eaton, M. H., Lappas, D., Waggoner, A. D., Pérez, J. E., Miller, J. G. & Barzilai, B., 1991, In: Journal of the American Society of Echocardiography. 4, 6, p. 541-546 6 p.

Research output: Contribution to journal › Article › peer-review

9 Scopus citations

Ultrasound characterization of myocardial hypertrophy

Pérez, J. E., Apr 1991, In: Journal of the American College of Cardiology. 17, 5, p. 1091-1093 3 p.

Research output: Contribution to journal › Editorial

Open Access

13 Scopus citations

Julio Perez

Research output

Search results