Search Results - "Riederer, S.J."

Magnetic Resonance Imaging of Anatomic and Dynamic Defects of the Pelvic Floor in Defecatory Disorders by Fletcher, J G, Busse, R F, Riederer, S J, Hough, D, Gluecker, T, Harper, C M, Bharucha, A E

“…Endoanal ultrasound identifies anal sphincter anatomy, and evacuation proctography visualizes pelvic floor motion during simulated defecation. These…”
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Feathering: Vertebral Artery Pseudostenosis with Elliptical Centric Contrast-Enhanced MR Angiography by Huston, J., III, Bernstein, M.A, Riederer, S.J

“…Elliptical centric contrast-enhanced MR angiography of the cervical vasculature is a well-established technique that in many practices has replaced…”
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Magnetic resonance imaging of anatomic and dynamic defects of the pelvic floor in defecatory disorders by Fletcher, J.G, Busse, R.F, Riederer, S.J, Hough, D, Gluecker, T, Harper, C.M, Bharucha, A.E

“…Endoanal ultrasound identifies anal sphincter anatomy, and evacuation proctography visualizes pelvic floor motion during simulated defecation. These…”
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Current technical development of magnetic resonance imaging by Riederer, S.J.

“…The impact of MRI continues to grow due to progress in all phases of the development cycle. Since its initial use for human imaging approximately 20 years ago,…”
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Initial clinical experience in MR imaging of the brain with a fast fluid-attenuated inversion-recovery pulse sequence by Rydberg, J N, Hammond, C A, Grimm, R C, Erickson, B J, Jack, Jr, C R, Huston, 3rd, J, Riederer, S J

“…To evaluate fast fluid-attenuated inversion-recovery (FLAIR) technique for imaging brain abnormalities. A fast FLAIR sequence was developed that provided 36…”
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Recent advances in magnetic resonance by Riederer, S.J.

“…The author describes some advances in magnetic resonance imaging which have been made in approximately the last two years. These are in general areas of…”
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Long field-of-view MRI using continuous table motion by Riederer, S.J., Kruger, D.C., Madhuranthakam, A.J., Hu, H.H., Glockner, J.F.

“…A method is presented for formation of an MK image of an arbitrarily long object. This is done by translating the object continuously through the magnetically…”
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Intravenous digital subtraction: a summary of recent developments by Riederer, S J, Kruger, R A

“…Recent developments in digital subtraction angiographic imaging are discussed. The technical characteristics of several alternate subtraction methods are…”
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Two dimensional interleaved differential k-space sampling for fluoroscopic triggering of contrast-enhanced three dimensional MR angiography by Debbins, J.P., Riederer, S.J., Kruger, D.G., Wilman, A.H.

“…The purpose of this work is to demonstrate how 2D differential k-space sampling can be implemented with interleaving of the view (phase encoding) order,…”
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Real-time signal processing techniques in MRI by Riederer, S.J., Busse, R.F., Grimm, R.C., Jack, C.R., Kruger, D.G., Rossman, P.J., Ward, H.A.

“…Due in part to the very high flexibility of image contrast, the applications of magnetic resonance imaging (MRI) continue to grow. Advances in data acquisition…”
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Noise due to photon counting statistics in computed X-ray tomography by Chesler, D A, Riederer, S J, Pelc, N J

“…A general expression is derived for the noise due to photon counting statistics in computed X-ray tomography. The variance is inversely proportional to the…”
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Evaluation of peripheral vascular disease using digital subtraction angiography by Guthaner, D F, Wexler, L, Enzmann, D R, Riederer, S J, Keyes, G S, Collins, W F, Brody, W R

“…Intravenous digital subtraction angiography (DSA) facilitates imaging of peripheral arteries and bypass grafts on an outpatient basis. Forty-five patients…”
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Phase alignment of multiple surface coil data for reduced bandwidth and reconstruction requirements in volumetric MRI applications by Debbins, J.P., Felmlee, J.P., Riederer, S.J.

“…Multiple element surface coils, or "phased array" multicoils, are often used volumetrically in magnetic resonance imaging (MRI) around a region of interest,…”
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The application of matched filtering to x-ray exposure reduction in digital subtraction angiography: clinical results by Riederer, S J, Enzmann, D R, Hall, A L, Pelc, N J, Djang, W T

“…This new digital fluorography processing method of matched filtering generates a set of images that have been acquired at continuous video-frame rates (30 per…”
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The application of matched filtering to contrast material dose reduction in digital subtraction angiography by Riederer, S J, Enzmann, D R, Brody, W R, Hall, A L

“…Temporal filtering methods were applied to a 50% reduction of contrast material dose in intravenous digital subtraction angiography (DSA). The performance of…”
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Work in progress: the application of temporal filtering techniques to hybrid subtraction in digital subtraction angiography by Riederer, S J, Brody, W R, Enzmann, D R, Hall, A L, Maier, J K

“…Temporal filtering methods were applied to iodine signal-to-noise ratio (SNR) restoration in intravenous hybrid subtraction digital subtraction angiography…”
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ECG-triggered snapshot MR imaging of the heart by Liu, Y., Riederer, S.J., Brown, D.G., Wright, R.C., Holsinger, A.E., Grimm, R.C., Ehman, R.L.

“…A method is described for imaging the heart using magnetic resonance (MR) in which a new image is formed in real-time every cardiac cycle. Scan parameters like…”
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Recent developments in real-time MRI techniques and applications by Riederer, S.J., Busse, R.F., Grimm, R.C., Kruger, D.G., Rossman, P.J.

“…Due in part to the very high flexibility of image contrast, the applications of magnetic resonance imaging (MRI) continue to grow. Advances in data acquisition…”
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MR cardiac imaging using breath-hold gradient echo acquisition by Liu, Y.L., Riederer, S.J., Ehman, R.I.

“…Despite the progress in fast scan MRI techniques, it has not been possible to routinely image the heart rapidly enough so as to collect all image data during…”
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Real-time interactive color flow MRI by Korin, H.W., Wright, R.C., Hangiandreou, N.J., Ehman, R.L., Riederer, S.J.

“…The imaging method described is a combination of magnetic resonance (MR) velocity measurement, fast scanning, and image reconstruction techniques previously…”
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