Onh And Rnfl Ou Analysis - Zeiss CIRRUS HD-OCT 500 User Manual

8-28

ONH and RNFL OU Analysis

18
17
16
15
14
13
12
11
1 Calculation Circle Offset (horizontal, vertical) in mm relative to the OCT center
2 Table includes Average RNFL Thickness, RNFL Symmetry, five optic disc parameters
3 Toggles ONH slice indicator
4 RNFL thickness map with optic disc and cup masks
5 B-scan extracted from RNFL Calculation Circle
6 Average RNFL thickness along Calculation Circle for quadrants and clock hours
7 Control to choose angle of ONH spoke extracted
8 Left and right eye RNFL thickness graph with normative data
9 Drag to select current A-scan sample
2660021169012 Rev. A 2017-12
Posterior Segment
The ONH and RNFL OU Analysis is derived from Optic Disc Cube 200x200 scans. Along
with the current scan image, a second scan image is shown of the opposite eye from the
same visit (if available). You may also manually choose another scan using the ONH and
RNFL OU Analysis – Manual Selection option (see
8-12).
1
10 9
cáÖìêÉ=UJNV=lke=~åÇ=okci=lr=^å~äóëáë
2
8
10 Drag to select an angular sample
11 Left and right eye neuro–retinal rim thickness
12 Transparency slider
13 Move purple circle to select a different center
14 4 mm B-scan extracted from ONH radial spoke
15 OCT Fundus with optic disc and cup outlines
16 Signal Strength
17 Auto center button
18 Normative Data Details Report button.
(
that is no normative data.)
"Manual Selection" on page
7
NOTE:
A gray "N/A" for Disc Area indicates
CIRRUS HD-OCT User Manual
3
4
5
6