Well, it true that glaucoma can exist in only one eye, but it will spread in other eye in a short time. We all learn about that glaucoma is an eye disease in which the optic nerve is damaged in a characteristic pattern. There are two types of glaucoma: open-angle glaucoma and closed-angle glaucoma. No matter which glaucoma is, the causes of glaucoma are most the same. Glaucoma is most commonly due to ocular hypertension which increased pressure within eyes. Diabetic retinopathy and central retinal vein occlusion, vitamin deficiency are other factors that may cause glaucoma. So if you get glaucoma in one eye, visit a doctor and make an eye exam to avoid being worse. Receiving medical treatment as soon as possible because some patients whose conditions are too worse to take surgery. Eyes are one of the most important part for human beings. I think no one wants to be blind.
Well, yes, it is possible to have glaucoma in one eye. And generally speaking, glaucoma is a kind of dangerous eye disease which, can lead to blindness. And when it occurs, some symptoms in the eyes will happen. For example, you may suffer eye pain, vomiting, even vision problems. But on the other hand, when the disease progresses, damage to the optic nerve grows worse. Finally, side vision can gradually fail until there's only tunnel vision left. What is more, blindness can occur. So it can be dangerous to have it, and you need to pay more attention to it. For your situation, you can just try some green tea. And nowadays, some evidences have shown that green tea contains catechins which can reduce harmful oxidative stress in the eyes that is linked to glaucoma and other eye diseases. Anyway, you can just drink them to treat your situation.
It is possible for you to get glaucoma in one eye. However, the glaucoma in one eye may affect another eye. You should cure it carefully whatever from the medical care or the surgery. During this time, you don't smoke or drink which will stimulate your eyes. You need to have the good rest for the eyes.