hello iam Doctor muayad from iraq ,my father undergo from optic nerve atrophy result from increase intraocular pressure for 20 years duration and he lost his vision now he control on pressure [on normal level] by medication ,my father age is 55 years old and he donot undergo from any associated diseases ,Is there  treatment and improve my father vision or not ,permenent or temporarily ,how long duration this treatment ,how cost me .my father name is salam majeed hashim please respond me quickly
HI Ha shim. There is no treatment for optic nerve atrophy. For the pain in abdomen and dark-colored stools, your Father has to take a course of an antibiotic and supportive therapy for minimum of 5 days. If there is no relief, you may further go for the investigations