User Guide

syngo Fly Through
259
Prerequisites
This software works with CT, MR and conventional
Angiographic data sets.
CTA data set with good vessel enhancement for virtual
angioscopy.
Volume data set acquired with overlapping thin slice
CT technique.
The Basics for CT Virtual
Endoscopy
SSD and VRT Presets for Endoscopic Renderings
In order to create endoluminal displays with CT data
sets, we need to differentiate the structures of interest
from the rest of the anatomy. This can be achieved
with either positive or negative contrast enhance
-
ment.
In principle, there are few objects/media which are
suitable for endoscopic renderings:
• Gas, e.g., air or carbon dioxide
• Fluid, e.g., water, Iodine-based intravenous/infusion
media or Barium-based oral and rectal contrast
agents
•Bone
• Metal, e.g., stents
C2-025.630.01.01.02_APPLICATIONGUIDE_SPIRIT.book Page 259 Friday, April 8, 2005 9:55 AM