Zeiss CIRRUS HD-OCT 500, Руководство пользователя

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Posterior Segment
2660021169012 Rev. A 2017-12 CIRRUS HD-OCT User Manual
8-28
ONH and RNFL OU Analysis
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 "
Manual Selection" on page
8-12 ).
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1 Calculation Circle Offset (horizontal, vertical) in mm relative to the OCT center 10 Drag to select an angular sample
2 Table includes Average RNFL Thickness, RNFL Symmetry, five optic disc parameters 11 Left and right eye neuro–retinal rim thickness
3 Toggles ONH slice indicator 12 Transparency slider
4 RNFL thickness map with optic disc and cup masks 13 Move purple circle to select a different center
5 B-scan extracted from RNFL Calculation Circle 14 4 mm B-scan extracted from ONH radial spoke
6 Average RNFL thickness along Calculation Circle for quadrants and clock hours 15 OCT Fundus with optic disc and cup outlines
7 Control to choose angle of ONH spoke extracted 16 Signal Strength
8 Left and right eye RNFL thickness graph with normative data 17 Auto center button
9 Drag to select current A-scan sample 18 Normative Data Details Report button.
(
NOTE:
A gray “N/A” for Disc Area indicates
that is no normative data.)
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