however , when the ophthalmic division of the trigeminal nerve is affected , the ocular disease ( ophthalmic zoster ) , although also usually mild and self-limited , may have severe complications ( corneal scarring , glaucoma , iris atrophy , posterior synechiae , scleritis , motor disturbances , optic neuritis , retinitis , anterior segment necrosis , and phthisis bulbi and servere postherpetic neuralgia ) .
C0015392
ocular
C0017601
glaucoma