Optic disc topographic parameters in normal cynomolgus monkey eyes
Parameters | Right eye | Left eye | Right-left difference | |||||||
---|---|---|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | Mean | SD | As % of mean value for right eye | ||||
No significant differences between right and left eyes. | ||||||||||
Each value represents mean (SD) for 18 eyes. RNFL, retinal nerve fibre layer. | ||||||||||
Right-left difference was calculated using the absolute difference between right and left eyes for each animal. | ||||||||||
Disc area (mm2) | 1.62 | 0.24 | 1.62 | 0.24 | 0.08 | 0.06 | 4.9 | |||
Cup area (mm2) | 0.30 | 0.29 | 0.31 | 0.24 | 0.14 | 0.18 | 46.7 | |||
Cup/disc area ratio | 0.17 | 0.15 | 0.18 | 0.12 | 0.08 | 0.09 | 47.1 | |||
Rim area (mm2) | 1.32 | 0.25 | 1.31 | 0.13 | 0.15 | 0.19 | 11.4 | |||
Height variation contour (mm) | 0.40 | 0.05 | 0.39 | 0.05 | 0.04 | 0.03 | 10.0 | |||
Cup volume (mm3) | 0.03 | 0.05 | 0.03 | 0.03 | 0.02 | 0.03 | 66.7 | |||
Rim volume (mm3) | 0.33 | 0.10 | 0.31 | 0.06 | 0.06 | 0.07 | 18.2 | |||
Mean cup depth (mm) | 0.13 | 0.05 | 0.12 | 0.04 | 0.02 | 0.02 | 15.4 | |||
Maximum cup depth (mm) | 0.35 | 0.12 | 0.34 | 0.11 | 0.05 | 0.02 | 14.3 | |||
Cup shape measure | −0.17 | 0.06 | −0.16 | 0.06 | 0.03 | 0.04 | −17.6 | |||
Mean RNFL thickness (mm) | 0.23 | 0.04 | 0.22 | 0.04 | 0.04 | 0.04 | 17.4 | |||
RNFL cross section area (mm2) | 1.04 | 0.21 | 0.97 | 0.17 | 0.17 | 0.19 | 16.3 |