Diagnosed w/mild glaucoma 2 yrs. ago. pressure perfect but now much damage to optic nerve & i'll be blind in 5 yrs. is it really glaucoma? what to do?

Disturbing news: Optic neuropathies, whether from glaucoma or other disease lead to loss of optic nerve function. Whenever the neuropathy behaves differently than expected, as in fast decline in function despite controlled IOP, other considerations must come to mind like Nocturnal hypotension, sleep apnea, diurnal IOP spikes. The nerve often has more pallor than cupping in ischemic/:compressive etiologies...(more