Physics of cardiac imaging with multiple-row detector CT. Export

@article{citeulike:2523469, abstract = {Cardiac imaging with multiple-row detector computed tomography (CT) has become possible due to rapid advances in CT technologies. Images with high temporal and spatial resolution can be obtained with multiple-row detector CT scanners; however, the radiation dose associated with cardiac imaging is high. Understanding the physics of cardiac imaging with multiple-row detector CT scanners allows optimization of cardiac CT protocols in terms of image quality and radiation dose. Knowledge of the trade-offs between various scan parameters that affect image quality--such as temporal resolution, spatial resolution, and pitch--is the key to optimized cardiac CT protocols, which can minimize the radiation risks associated with these studies. Factors affecting temporal resolution include gantry rotation time, acquisition mode, and reconstruction method; factors affecting spatial resolution include detector size and reconstruction interval. Cardiac CT has the potential to become a reliable tool for noninvasive diagnosis and prevention of cardiac and coronary artery disease.}, address = {Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, MD 21287-0856, USA. mmahesh@jhmi.edu}, author = {Mahesh, M. and Cody, D. D.}, citeulike-article-id = {2523469}, citeulike-linkout-0 = {http://dx.doi.org/10.1148/rg.275075045}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/17848705}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=17848705}, doi = {10.1148/rg.275075045}, issn = {1527-1323}, journal = {Radiographics}, keywords = {cardiac, physics}, number = {5}, pages = {1495--1509}, posted-at = {2008-03-13 03:10:18}, priority = {2}, title = {Physics of cardiac imaging with multiple-row detector CT.}, url = {http://dx.doi.org/10.1148/rg.275075045}, volume = {27}, year = {2007} }

TY - JOUR ID - citeulike:2523469 L3 - citeulike-article-id:2523469 N2 - Cardiac imaging with multiple-row detector computed tomography (CT) has become possible due to rapid advances in CT technologies. Images with high temporal and spatial resolution can be obtained with multiple-row detector CT scanners; however, the radiation dose associated with cardiac imaging is high. Understanding the physics of cardiac imaging with multiple-row detector CT scanners allows optimization of cardiac CT protocols in terms of image quality and radiation dose. Knowledge of the trade-offs between various scan parameters that affect image quality--such as temporal resolution, spatial resolution, and pitch--is the key to optimized cardiac CT protocols, which can minimize the radiation risks associated with these studies. Factors affecting temporal resolution include gantry rotation time, acquisition mode, and reconstruction method; factors affecting spatial resolution include detector size and reconstruction interval. Cardiac CT has the potential to become a reliable tool for noninvasive diagnosis and prevention of cardiac and coronary artery disease. IS - 5 JF - Radiographics SN - 1527-1323 AD - Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, MD 21287-0856, USA. mmahesh@jhmi.edu EP - 1509 TI - Physics of cardiac imaging with multiple-row detector CT. VL - 27 SP - 1495 KW - cardiac KW - physics AU - Mahesh, M AU - Cody, DD PY - 2007///t UR - http://dx.doi.org/10.1148/rg.275075045 ER -