WebThe deficiencies in SPECT identified above can be addressed by incorporating the techniques of CT in the image acquisition and reconstruction process. CT provides high-quality and high-spatial-resolution (∼1 mm) images of cross-sectional anatomy. WebKeywords: Resolution, SPECT, MTF, Image Processing I. Introduction Single photon emission computed tomography (SPECT) has been used for three-dimensional displays of radioactive distributions and for estimating volumes within …
SPECT and SPECT/CT - ScienceDirect
WebSPECT is now a cornerstone with any patient with heart disease. At the same time, some published results suggest that PET may offer increased accuracy and improved sensitivity … WebOct 3, 2024 · In the setting of myocardial perfusion testing, SPECT has been shown to have a sensitivity of 82% and a specificity of 76% for the … hipoint technology
SPECT/CT Physical Principles and Attenuation Correction
WebNov 2, 2024 · In addition to multi-pinhole collimation, the development of ultra-high-resolution SPECT (U-SPECT) scanners is lately focused on stationary instead of moving detectors, usually arranged in a triangle configuration to cover 360° of detection area. The goal of this set-up is to reduce the amount of moving parts for higher precision and less ... WebApr 14, 2024 · Application of single-photon emission computed tomography (SPECT) provides greater anatomic resolution, enabling the assessment of amyloid burden within individual left ventricle segments. This study aims to describe the pattern of regional myocardial distribution of 3,3-diphosphono-1,2-propanedicarboxylic acid (DPD) SPECT … WebJul 27, 2016 · SPECT-CT is also used for skeletal imaging to pinpoint suggestive areas of uptake in the body by image coregistration. In these cases, attenuation correction is usually not needed. ... using data from a half scan to reconstruct one slice with a standard thickness of 10 mm and a maximum in-plane resolution of 256 × 256. CT data can be used for ... hi point warranty registration