Effects of lung injury on regional aeration and expiratory time constants: insights from four-dimensional computed tomography image registration

J Herrmann, SE Gerard, W Shao, Y Xin… - Frontiers in …, 2021 - frontiersin.org
Regional distributions of intratidal recruitment and derecruitment have been inferred by
comparing static or quasi-static computed tomography (CT) images acquired at end-expiration vs…

X-ray computerized tomography

SL Wellington, HJ Vinegar - Journal of petroleum technology, 1987 - onepetro.org
… together so that localized regions with small attenuation … by a back-projection algorithm
in the scanner's computer. … measured accurately within an interior region of 2 mm2 or less. …

Quantification of coronary artery calcium using ultrafast computed tomography

AS Agatston, WR Janowitz, FJ Hildner… - Journal of the American …, 1990 - Elsevier
computed tomographic number of each region of interest were recorded . A lesion score
was determined based on the maximal computed tomographic … A score for each region of …

Pore and throat size distributions measured from synchrotron X‐ray tomographic images of Fontainebleau sandstones

WB Lindquist, A Venkatarangan… - Journal of …, 2000 - Wiley Online Library
… A synchrotron X-ray computed tomographic image consists … element (voxel) of the imaged
region. The linear dimension of a … resolves such regions by "blurring" the entire region into a …

Statistical image reconstruction for polyenergetic X-ray computed tomography

IA Elbakri, JA Fessler - IEEE transactions on medical imaging, 2002 - ieeexplore.ieee.org
… spectrum and knowledge of the distribution of the different types of … Our results suggest that
one can estimate the distribution of … tomography for metal artifact reduction and local region

Computerized geophysical tomography

KA Dines, RJ Lytle - Proceedings of the IEEE, 1979 - ieeexplore.ieee.org
… Abmuct-Computerized tomography is used as an aid in … of electromagnetic properties in
the regions between pairs of boreholes … (a) The velocity distribution pattern used in computer

Local pulmonary ventilation using nonradioactive xenon-enhanced ultrafast computed tomography

DMF Murphy, JT Nicewicz, SM Zabbatino, RA Moore - Chest, 1989 - Elsevier
… Using 133 Xe in the supine position for measuring regional distribution of ventilation in
human subjects, Bryan and co-workers 32 showed that the ventilation index gradient present in …

Ultrafast computerized tomography of the chest in cystic fibrosis: a new scoring system

I Nathanson, K Conboy, S Murphy… - Pediatric …, 1991 - Wiley Online Library
… that scoring ultrafast computerized tomograms (UFCT) of the … without a major propensity for
one region, although there was … Regional distribution of macroscopic lung disease in cystic …

Applications of computed tomography in radiotherapy treatment planning

M Goitein - Progress in medical radiation physics, 1982 - Springer
… of regionaldistribution within the patient for each treatment configuration considered. The
definition of the external patient contour by CT scan and the measurement of the distribution of …

Computed tomography: principles, design, artifacts, and recent advances

J Hsieh - 2003 - books.google.com
… Oldendorf, an American neurologist from Los Angeles, performed a series of experiments
based on principles similar to those later used in computed tomography. The objective of his …