WebMar 11, 2024 · Functional imaging is playing an increasingly important role in pediatric radiology. Hybrid imaging techniques utilizing PET/CT (positron emission tomography/computed tomography), PET/MRI (positron emission tomography/magnetic resonance imaging), or SPECT/CT (single photon emission computed … WebAug 1, 2013 · A dedicated SPECT scanner is a SPECT scanner with or without a radionuclide source for transmission imaging and attenuation correction. A dedicated PET scanner is one containing a radionuclide source for transmission imaging and attenuation correction. CTAC refers to a CT transmission scan used for attenuation correction of the radionuclide images.
Single-Photon Emission Computed Tomography - an overview ...
WebThe application of absolute quantification in SPECT/CT has seen increased interest in the context of radionuclide therapies where patient-specific dosimetry is a requirement within the European Union (EU) legislation. However, the translation of this technique to … WebSingle-photon emission computed tomography ( SPECT, or less commonly, SPET) is a nuclear medicine tomographic imaging technique using gamma rays. [1] It is very similar to conventional nuclear medicine planar imaging using a gamma camera (that is, … michigan pc 558
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WebApr 4, 2024 · For the first time, in this atlas nuclear physicians and radiologists cover the entire hybrid nuclear medicine (PET/CT, SPECT/CT and PET/MRI), based on their own case studies. ... with labeled and explained low-dose multiplanar CT or MRI views merged with PET fusion imaging on the right hand and contrast enhanced CT or MRI on the other side ... WebHMPAO SPECT or SPECT/CT brain . ... Contrast-enhanced CT head is not recommended becausethe examination is mainly used to rule out other pathologies that do not typically require contrast for detection. Similarly, dual-phase CT head is not indicated in the evaluation of AD. WebFeb 12, 2015 · Conclusions. In 111 In-SPECT/CT imaging of phantoms and patients, the use of IV CT contrast did neither degrade the SPECT image quality nor affect the clinical Krenning score. Reconstructed counts in healthy liver tissues were unaffected, and there was a generally lower count value in lesions following CT-AC based on the LD non … the number of attributes is larger