Influence of phantom diameter, kVp and scan mode upon computed tomography dose index

EL Nickoloff, AK Dutta, ZF Lu - Medical physics, 2003 - Wiley Online Library
… The goal of this paper is to study the dependence of the computed tomography dose index
(CTDI) upon the size of the phantom, the kVp selected and the scan mode employed. Our …

Measurements of computed tomography dose index for clinical scans

D Trevisan, D Ravanelli… - Radiation protection …, 2014 - academic.oup.com
Dose assessment in computed tomography is nowadays based on indicators … computed
tomography dose index (CTDI w ) and the volume-weighted computed tomography dose index (…

Alternative methods of obtaining the computed tomography dose index

HH Knox, RM Gagne - Health physics, 1996 - journals.lww.com
… integration of a single scan dose profile. Because the … computed tomography dose index
(CTDI). The CTDI, which is the MSAD at the center of a set of 14 contiguous scans, is the dose

[PDF][PDF] It is time to retire the computed tomography dose index (CTDI) for CT quality assurance and dose optimization

DJ Brenner, CH McCollough, CG Orton - Medical physics, 2006 - columbia.edu
… The computed tomography dose index (CTDI) was introduced over a quarter century ago
for optimization of patient protection in CT.By means of a single measurement it was possible …

Computed tomography dose index and dose length product for cone‐beam CT: Monte Carlo simulations of a commercial system

S Kim, H Song, E Samei, FF Yin… - Journal of applied …, 2011 - Wiley Online Library
… the CT dose index (CTDI) and the dose length product (DLP) … CT, we evaluated weighted
CT dose index urn:x-wiley:… CTDI as a dose index and DLP as a total dose descriptor in …

Dose in x-ray computed tomography

WA Kalender - Physics in Medicine & Biology, 2014 - iopscience.iop.org
… of the CT dose index (CTDI) are discussed in detail. A review of approaches to patient
dose assessment presently in practice, of the dose levels encountered and options for further …

The ACR computed tomography dose index registry: the 5 million examination update

M Bhargavan-Chatfield, RL Morin - Journal of the American College of …, 2013 - jacr.org
dose indices with those at peer facilities and make improvements where appropriate. Data
on … examination, dose indices are compared using volume CT dose index (CTDIvol), dose-…

A survey of computed tomography dose index and dose length product level in usual computed tomography protocol

A Aliasgharzadeh, E Mihandoost… - Journal of Cancer …, 2018 - journals.lww.com
A survey of computed tomography dose index and dose length p... : Journal of Cancer … This
study was performed to measure weighted CT dose index (CTDI W ) and dose length product …

Computed tomography dose assessment-a practical approach

W Leitz, B Axelsson, G Szendrö - Radiation Protection Dosimetry, 1995 - academic.oup.com
dose delivered to patients on the technique applied and on the type of computed tomography
… a quantity that resembles the well established computed tomography dose index (CTDI) (…

Database of normalised computed tomography dose index for retrospective CT dosimetry

E Lee, S Lamart, MP Little, C Lee - Journal of Radiological …, 2014 - iopscience.iop.org
computed tomography dose index (CTDI vol ) is an important dose descriptor to reconstruct
organ doses … for patients undergoing computed tomography (CT) examinations. Organ …