neurogenic or neuropathic

accommodation

macula

aqueous humor

myopia

hyperopia

astigmatism

presbyopia

strabismus

amblyopia

diplopia

nystagmus

conjunctivitis

cataracts

tympanic membrane

cochlea

otitis externa

barotrauma

otitis media

mastoiditis

otosclerosis

presbycusis

labryrinthitis

tinnitus