The sclera is the white external tunic that envelops the eye from the limbus or corneoscleral junction (anterior), and to the cribriform plate of the optic nerve head (posterior) (Figure 1).

An MRI revealed that a tumor was pressing on Pat’s optic nerve. Neurosurgeon Risheng Xu was brought into the case, and he determined that Pat had a #meningioma — a benign, slow-growing tumor — along ...

The optic canal is located medial to the apex of the orbit and transmits cranial nerve II (optic nerve ... shows the transconjunctival approach used for a titanium reconstruction plate which is fixed ...

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Neural impulses are transmitted from the retina through the optic nerve to the visual cortex. Three of the evoked response peaks are used in clinical practice (Fig. 3). The test is most frequently ...