Instructions for Use
9 Analyzing Exam Data and Creating Reports
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9.4 Working with Viewport Images
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9.4.1 Comparing the Current and Prior Scans
You can compare Angio images over time to see changes in vascu-
lature and observe signs of degradation or improvement. The
option is only available when a patient has the same scan repeated
on different visits.
When a scan has a predecessor (previous scan), the
Comparison
button with navigation is present:
Comparison
shows the both scans; the left is the earlier scan and
the right is the current scan.
NOTE! The previous scan must be from a previous visit (on a
previous day), not for scans taken the same day.
To compare scans:
Prerequisite
þ
Logged in to review station (or instrument): Logging In as
Operator or Data Analyst [
}
73]
.
þ
The scan report or analysis is open: Opening a Report or
Analysis [
}
120]
.
þ
The patient has more than one of the same scan taken during
different visits (different days).
Action
1. Click
Comparison
.
ð
A full-screen comparison of the scans opens.
9.4.2 Verifying the Avascular Slab
Reviewing the Avascular Layer
NOTE
The Avascular slab was constructed with the goal of
bounding the parts of the retina that are expected to have
no vasculature in normal anatomy. There are many situations
Содержание PLEX Elite 9000
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