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  Indian J Med Microbiol
 

Figure 2: Surgical technique of navigation-guided optic canal decompression. (a) Marking and (b) incision over caruncular area, (c) incision on periosteum of medial orbital wall, (d) removed posterior ethmoid bone fragment, (e) bony fragment impinging the optic nerve, (f and g) optic nerve (white arrow) after optic canal decompression, (h) removed part of optic canal bone, (i) conjunctival closure

Figure 2: Surgical technique of navigation-guided optic canal decompression. (a) Marking and (b) incision over caruncular area, (c) incision on periosteum of medial orbital wall, (d) removed posterior ethmoid bone fragment, (e) bony fragment impinging the optic nerve, (f and g) optic nerve (white arrow) after optic canal decompression, (h) removed part of optic canal bone, (i) conjunctival closure