Christopher J. Rudnisky MD MPH FRCSC


Surgery for Glaucoma and a Cataract

Cataracts may occur in people who also have glaucoma. This commonly occurs in older adults. If you have glaucoma and cataracts, you may consider having surgery for both conditions at the same time. Depending on which condition caused the vision loss, you may have improved vision after surgery. If the vision loss before…

Closed-Angle Glaucoma: Medicines to Avoid

If you have narrow drainage angles or you have long-term (chronic) closed-angle glaucoma, you may need to avoid medicines that widen (dilate) the pupil, the dark spot in the center of the eye. Having wide pupils when you have these other problems may cause acute closed-angle glaucoma. This is a dangerous condition that…

Glaucoma: Target Eye Pressure

In the treatment of glaucoma, your eye doctor will try to reduce the risk of damage to your optic nerve by keeping your eye pressure ( intraocular pressure, or IOP) from rising above a certain level. That level of pressure is called your target pressure. By reducing the risk of optic nerve damage, maintaining the target…

Laser Iridotomy for Glaucoma

Laser iridotomy uses a very focused beam of light to create a hole on the outer edge, or rim, of the iris, the colored part of the eye. This opening allows fluid ( aqueous humor ) to flow between the anterior chamber, the front part of the eye, and the area behind the iris, the posterior chamber. This opening may…