Dry throat is also caused by tobacco or marijuana use, voice strain, vomiting, excessive coughing, throat inflammation, allergies, and, in rare cases, cancers of the throat and esophagus.
Glaucoma surgery. Glaucoma is a group of diseases affecting the optic nerve that results in vision loss and is frequently characterized by raised intraocular pressure (IOP).
Glaucoma is an insidious disease, because there are no symptoms until there is a loss of peripheral (side) vision. If glaucoma is left untreated, the result can be complete vision loss. The longer someone has had diabetes, the chances of developing glaucoma increase. The risk for glaucoma in everyone grows with age.