Search Results - "Esser, P D"

Adaptive changes of autoregulation in chronic cerebral hypotension with arteriovenous malformations: an acetazolamide-enhanced single-photon emission CT study by Hacein-Bey, L, Nour, R, Pile-Spellman, J, Van Heertum, R, Esser, PD, Young, WL

“…To evaluate the relationship among feeding arterial pressure, lesion size, and perfusion in cerebral cortex adjacent to cerebral arteriovenous malformations…”
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SPECT imaging of odor identification in schizophrenia by Malaspina, Dolores, Perera, Gerard Mark, Lignelli, Angela, Marshall, Randolph S, Esser, Peter D, Storer, Stephen, Furman, Vitaly, Wray, Anita D, Coleman, Eliza, Gorman, Jack M, Van Heertum, Ronald L

“…Deficits in olfactory identification, despite normal odor perception, are found in some neuropsychiatric disorders, including schizophrenia. We examined if…”
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Quantification of relative coronary arterial stenosis by cinevideodensitometric analysis of coronary arteriograms by NICHOLS, A. B, GABRIELI, C. F. O, FENOGLIO, J. J. JR, ESSER, P. D

“…A computerized method for measuring relative coronary arterial stenosis by cinevideodensitometric analysis of 35 mm coronary arteriograms was developed and…”
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Quantitative validation of a new coregistration algorithm by Pickar, R.D., Esser, P.D., Pozniakoff, T.A., Van Heertum, R.L.

“…A new coregistration software package, Neuro900 Image Coregistration software (Strichman Medical Equipment), has been developed specifically for nuclear…”
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Radionuclide administration to nursing mothers: mathematically derived guidelines by Romney, B M, Nickoloff, E L, Esser, P D, Alderson, P O

“…We determined a formula to establish objective guidelines for the administration of radionuclides to nursing mothers. The formula is based on the maximum…”
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Measurement of infarct size and percentage myocardium infarcted in a dog preparation with single photon-emission computed tomography, thallium-201, and indium 111-monoclonal antimyosin Fab by JOHNSON, L. L, LERRICK, K. S, COROMILAS, J, SELDIN, D. W, ESSER, P. D, ZIMMERMAN, J. M, KELLER, A. M, ALDERSON, P. O, BIGGER, J. T. JR, CANNON, P. J

“…Single photon-emission tomography (SPECT) and indium 111-labeled monoclonal antimyosin Fab fragments were used to measure myocardial infarct size in 12 dogs,…”
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Effect of coronary stenotic lesions on regional myocardial blood flow at rest by NICHOLS, A. B, BROWN, C, HAN, J, NICKOLOFF, E. L, ESSER, P. D

“…To determine the effect of atherosclerotic coronary lesions on myocardial blood flow in patients at rest, regional myocardial blood flow was measured distal to…”
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Regularization in tomographic reconstruction using thresholding estimators by Kalifa, J., Laine, A., Esser, P.D.

“…In tomographic medical devices such as single photon emission computed tomography or positron emission tomography cameras, image reconstruction is an unstable…”
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Left ventricular volume: physical basis for attenuation corrections in radionuclide determinations by Nickoloff, E L, Perman, W H, Esser, P D, Bashist, B, Alderson, P O

“…Absolute left ventricular volume has been calculated from gated blood pool studies by estimating an attenuation correction for left ventricular counts. We…”
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Excretion of radioiodine in breast milk by Romney, B, Nickoloff, E L, Esser, P D

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Comparison of Bone Density Measurements from Different Skeletal Sites by Seldin, David W, Esser, Peter D, Alderson, Philip O

“…Absorptiometric measurements from multiple sites in 212 consecutive patients were examined to determine the interrelationships among bone mineral content…”
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Assessment of bone grafts used for acetabular augmentation in total hip arthroplasty. A study using roentgenograms and bone scintigraphy by Gordon, S L, Binkert, B L, Rashkoff, E S, Britt, A R, Esser, P D, Stinchfield, F E

“…Total hip arthroplasty was performed in 13 hips with acetabular bone grafts for secure component fixation. The incorporation and healing of acetabular bone…”
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Abnormal geometry of the distal radioulnar joint: MR findings by STARON, R. B, FELDMAN, F, NOGAH HARAMATI, SINGSON, R. D, ROSENWASSER, M, ESSER, P. D

“…Previously developed criteria of normal distal radioulnar joint (DRUJ) axial geometry were applied to routine magnetic resonance (MR) images of 50 wrists. All…”
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Left ventricular volume determined from scintigraphy and digital angiography by a semi-automated geometric method by Seldin, D W, Esser, P D, Nichols, A B, Ratner, S J, Alderson, P O

“…The utility of a semi-automatic method of measuring left ventricular (LV) volume geometrically from gated blood-pool studies and digital subtraction…”
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The peanut orbit: a modified elliptical orbit for single-photon emission computed tomography imaging by Esser, P D, Jakimcius, A, Foley, L

“…The front collimator surface of a conventional single-photon emission computed tomography (SPECT) detector system transcribing an elliptical orbit to…”
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Improvements in SPECT technology for cerebral imaging by Esser, P D

“…Advancement in three major areas of SPECT (single photon emission computed tomography) technology have resulted in improved image quality for cerebral studies…”
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Spatial calibration of digital scintigraphic images: work in progress by Esser, P D, Seldin, D W, Nichols, A B, Alderson, P O

“…Accurate scintigraphic determination of organ dimensions is often difficult because of the wide variety of camera-collimator combinations and display formats…”
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Fluorescent thyroid imaging. Physical evaluation of an alternative instrument by Esser, P D, Lister, D B, Johnson, P M

“…The authors describe a rectilinear scanner-head assembly containing an x-ray tube and a Si(Li) detector developed to stimulate and detect fluorescence from…”
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Angled-Collimator SPECT (A-SPECT): An Improved Approach to Cranial Single Photon Emission Tomography by Esser, Peter D, Alderson, Philip O, Mitnick, Robin J, Arliss, Jeffrey J

“…A special 30 degree slant-hole collimator has been developed for rotating camera single photon emission computerized tomography (SPECT) that allows the camera…”
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Effect of isolated proximal coronary stenotic lesions on distal myocardial perfusion during exercise by Nichols, Allen B., Buczek, Jo Ann, Schwann, Thomas A., Esser, Peter D., Blood, David K.

“…This study tested the hypothesis that the absolute dimension of a coronary stenotic lesion is a more important determinant of its hemodynamic effect on…”
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