Results 161 to 170 of about 39,706 (213)

Single Photon Emission Computed Tomography [PDF]

open access: possible, 1995
Since the introduction of single photon emission computed tomographic (SPECT; abbreviated SPET in Europe) techniques during the 1960s,123,124 SPECT has become a routine part of virtually every nuclear medicine department. With SPECT, by moving the gamma camera or cameras around the patient and viewing the object from at least 180°, a three-dimensional (
Mark W. Groch   +2 more
openaire   +3 more sources

Single-Photon Emission Computed Tomography/Computed Tomography in Endocrinology

Seminars in Nuclear Medicine, 2006
The introduction of fusion of functional and anatomical imaging modalities into the field of endocrinology led to a major breakthrough in diagnosis, staging, and follow-up of patients with endocrine tumors. The management of endocrine tumors is based on a wide variety of conventional techniques, including computed tomography, ultrasound, or magnetic ...
Ora Israel, Ora Israel, Yodphat Krausz
openaire   +3 more sources

Single photon emission computed tomography in epilepsy

Seminars in Nuclear Medicine, 1990
Functional brain imaging by either single photon emission computed tomography (SPECT) or positron emission tomography (PET) is now a well-established technique in the diagnosis and evaluation of the epilepsies. Perhaps only in stroke have these emerging technologies proven of greater significance. Scalp, cortical, or depth electroencephalographic (EEG)
Richard W. Homan   +2 more
openaire   +3 more sources

Single Photon Emission Computed Tomography Tracer

2020
Single photon emission computed tomography (SPECT) is the state-of-the-art imaging modality in nuclear medicine despite the fact that only a few new SPECT tracers have become available in the past 20 years. Critical for the future success of SPECT is the design of new and specific tracers for the detection, localization, and staging of a disease and ...
Roger Schibli   +4 more
openaire   +3 more sources

Single-photon emission-computed tomography (SPECT) [PDF]

open access: possible, 1998
Abstract Although the principles of single-photon ennssioncomputed tomography (SPECT) have been well understood for many years and several centres were using SPECT clinically in the late 1960s and early 1970s, there has been a dramatic increase in the number of SPECT installations in recent years. In the early 1980s, however, SPECT was a
Howard G. Gemmell, Roger T. Staff
openaire   +1 more source

Single Photon Emission Computed Tomography of the Thyroid*

The Journal of Clinical Endocrinology & Metabolism, 1988
Single photon emission computed tomography (SPECT) entails imaging at multiple positions along an arc and computed-assisted reconstruction of transaxial, coronal, and sagittal images. To determine if SPECT imaging of the thyroid augments information provided by planar imaging, both SPECT and pinhole planar scans were performed in 52 patients with ...
Norman LaFrance   +4 more
openaire   +3 more sources

Positron emission tomography and single photon emission computed tomography

Current Opinion in Neurology, 1996
Neuroimaging techniques have had a dramatic impact on the evaluation and treatment of patients with epilepsy. In order to take full advantage of their potential, it is important to place them in clinical and electrophysiological context and to understand their technical limitations. Positron emission tomography with 18F-2-deoxyglucose and single photon
openaire   +3 more sources

SPECT: SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY

Journal of Computer Assisted Tomography, 1980
Interest in single photon emission computed tomography (SPECT) has been renewed as a result of the successful application of transmission (x-ray) CT to diagnostic radiology. Many aspects of SPECT are different from those encountered in transmission CT, and often are more difficult to overcome.
R. Edward Coleman   +2 more
openaire   +3 more sources

Single Photon Emission Computed Tomography

2006
Conventional gamma cameras provide two-dimensional planar images of three-dimensional objects. Structural information in the third dimension, depth, is obscured by superimposition of all data along this direction. Although imaging of the object in different projections (posterior, anterior, lateral, and oblique) gives some information about the depth ...
openaire   +3 more sources

Single-Photon Emission Computed Tomography/Computed Tomography in Brain Tumors

Seminars in Nuclear Medicine, 2007
Anatomic imaging procedures (computed tomography [CT] and magnetic resonance imaging [MRI]) have become essential tools for brain tumor assessment. Functional images (positron emission tomography [PET] and single-photon emission computed tomography [SPECT]) can provide additional information useful during the diagnostic workup to determine the degree ...
SCHILLACI, ORAZIO   +3 more
openaire   +4 more sources

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