Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Optic Disc Area Calculator ====== [[https://eyefixer.org/optic-disc-area-calculator/|Click here for calculator]] === Test Procedure === <WRAP round box>1. Obtain the Heidelberg Spectralis optic nerve report. The report must show an image of the optic nerve head and the superimposed peripapillary ring where peripapillary segmentation was performed. \\ {{::spectralis_oct_optic_nerve_report.jpg?|}} </WRAP> <WRAP round box>2. Measure ring diameter \\ {{::spectralis_measure_ring.jpg?|}} </WRAP> <WRAP round box>3. Measure horizontal optic nerve diameter \\ {{::spectralis_horizontal_disc.jpg?|}} </WRAP> <WRAP round box>4. Measure vertical optic nerve diameter \\ {{::spectralis_vertical_disc.jpg?|}} </WRAP> <WRAP round tip 60%> See [[optic_disc_area|Normative Data for Optic Disc Area]] </WRAP> {{tag>calculator optic_disc}} calculator optic disc