Novel technique for addressing streak artifact in gated dual-source MDCT angiography utilizing ECG-editing.

Abstract:

:Streak artifact is an important source of image degradation in computed tomographic imaging. In coronary MDCT angiography, streak artifact from pacemaker leads in the SVC can render segments of the right coronary artery uninterpretable. With current technology in clinical practice, there is no effective way to eliminate streak artifact in coronary MDCT angiography entirely. We propose a technique to minimize the impact of streak artifact in retrospectively gated coronary MDCT angiography by utilizing small shifts in the reconstruction window. In our experience, previously degraded portions of the coronary vasculature were able to be well evaluated using this technique.

journal_name

Eur Radiol

journal_title

European radiology

authors

Meyer LT,Boll DT

doi

10.1007/s00330-008-1013-y

subject

Has Abstract

pub_date

2008-11-01 00:00:00

pages

2446-8

issue

11

eissn

0938-7994

issn

1432-1084

journal_volume

18

pub_type

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