Dual-energy CT–based monochromatic imaging

L Yu, S Leng, CH McCollough - American journal of …, 2012 - Am Roentgen Ray Soc
OBJECTIVE. We summarize how virtual monochromatic images are synthesized from dual-
energy CT using image-domain and projection-domain methods. The quality of virtual …

Photon counting CT: clinical applications and future developments

SS Hsieh, S Leng, K Rajendran, S Tao… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
The use of a photon counting detector in CT (PCD CT) is currently the subject of intense
investigation and development. In this review article, we will describe potential clinical …

Standardization and quantitative imaging with photon-counting detector CT

CH McCollough, K Rajendran, S Leng - Investigative radiology, 2023 - journals.lww.com
Computed tomography (CT) images display anatomic structures across 3 dimensions and
are highly quantitative; they are the reference standard for 3-dimensional geometric …

Virtual monochromatic imaging in dual‐source dual‐energy CT: radiation dose and image quality

L Yu, JA Christner, S Leng, J Wang… - Medical …, 2011 - Wiley Online Library
Purpose: To evaluate the image quality of virtual monochromatic images synthesized from
dual‐source dual‐energy computed tomography (CT) in comparison with conventional …

Managing radiation use in medical imaging: a multifaceted challenge

H Hricak, DJ Brenner, SJ Adelstein, DP Frush, EJ Hall… - Radiology, 2011 - pubs.rsna.org
This special report aims to inform the medical community about the many challenges
involved in managing radiation exposure in a way that maximizes the benefit-risk ratio. The …

How I do it: managing radiation dose in CT

WW Mayo-Smith, AK Hara, M Mahesh, DV Sahani… - Radiology, 2014 - pubs.rsna.org
Computed tomography (CT) is an imaging test that is widely used worldwide to establish
medical diagnoses and perform image-guided interventions. More recently, concern has …

Achieving routine submillisievert CT scanning: report from the summit on management of radiation dose in CT

CH McCollough, GH Chen, W Kalender, S Leng… - Radiology, 2012 - pubs.rsna.org
This Special Report presents the consensus of the Summit on Management of Radiation
Dose in Computed Tomography (CT)(held in February 2011), which brought together …

[HTML][HTML] Computed tomography and patient risk: Facts, perceptions and uncertainties

SP Power, F Moloney, M Twomey, K James… - World journal of …, 2016 - ncbi.nlm.nih.gov
Since its introduction in the 1970s, computed tomography (CT) has revolutionized diagnostic
decision-making. One of the major concerns associated with the widespread use of CT is the …

Prevalence of extracoronary vascular abnormalities and fibromuscular dysplasia in patients with spontaneous coronary artery dissection

M Prasad, MS Tweet, SN Hayes, S Leng… - The American journal of …, 2015 - Elsevier
Spontaneous coronary artery dissection (SCAD) is a cause of acute coronary syndrome,
often occurring in young women. The utility of comprehensive imaging and clinical …

[HTML][HTML] CT radiation dose optimization and estimation: an update for radiologists

HW Goo - Korean journal of radiology, 2012 - synapse.koreamed.org
In kee** with the increasing utilization of CT examinations, the greater concern about
radiation hazards from examinations has been addressed. In this regard, CT radiation dose …