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Doctor insights on: Types Of Glucoma

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What are the types of glaucoma?

What are the types of glaucoma?

Many types: Typically the types are divided into "causes" or the "drain status" thus primary glaucoma vs. Secondary glaucoma (caused by something that is affecting the drain of the eye) or open angle vs. Closed angle glaucoma basically glaucoma can happen at various pressures that is damaging to the individual patient, so there is no pressure cutoff. ...Read more

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Dr. Robert Chang
1,018 doctors shared insights

Glaucoma (Definition)

Glaucoma refers to a group of eye conditions that lead to damage to the optic nerve, the nerve that carries visual information from the eye to the brain. In many cases, damage to the optic nerve is due to increased pressure in the eye, also known ...Read more


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How many sub-types of glaucoma are there?

Several: The two major types, open angle and narrow angle other sub-types include traumatic, inflammatory and pseudoexpholiation, . ...Read more

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What number of different sub-types of glaucoma are there?

What number of different sub-types of glaucoma are there?

Types of glaucoma: Depending on how one classifies, (just adults, adults and kids, secondary, congenital) over 40 subtypes ...Read more

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What types of glaucoma cause rapid vision loss?

What types of glaucoma cause rapid vision loss?

Any type can, but: Typically a narrow-angle/angle-closure types cause rapid visual loss. This type of glaucoma is symptomatic (eye pain, blurriness, nausea), although by the time the symptoms arise it's often too late. Patients with open-angle glaucoma and low/normal tension glaucoma often experience what *seems* like rapid visual loss, when in reality the 'blind spots' have slowly crept into the central vision. ...Read more

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What type of surgery reduces glaucoma pressure?

What  type of surgery reduces glaucoma pressure?

They all do: The purpose of glaucoma surgery is to lower intraocular pressure when medical &/or laser treatment insufficiently does it to protect the optic nerve. There are many different types of surgeries which differ in there indication. Your glaucoma Subspecialist is a skilled ophthalmologist that evaluates the glaucomatous process and prescribes the best surgical approach for managing the disease. ...Read more

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What are the different types of surgical procedures for glaucoma patients?

What are the different types of surgical procedures for glaucoma patients?

Many/complex: Micro invasive glaucoma surgery (Migs) is gaining great popularity. These procedures reduce many of the risks associated with conventional trabeculectomy & aqueous drainage device surgery. Some include: iStent, Cypass, Hydrus, canaloplasty, Trabectome, ECP, aqeSys, Xen, Solx, stegman canal expander,etc. Many are available & some are still in clinical trials. ...Read more

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Which type of diseases other than glaucoma can cause blindness?

Which type of diseases other than glaucoma can cause blindness?

Lots of dieases: Besides glaucoma, the most common causes of blindness in the U.S. Are diabetes and macular degeneration. But there are thousands of diseases that can cause blindness. ...Read more

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What is the difference between narrow-angle glaucoma and other types of glaucoma?

Glaucoma types: Most glaucoma is open angle - the fluid drainage space in the front is wide and the drains within it are obstructed leading to increased pressure over time. Narrow angle, mostly in hyperopes (those with eyeglass lenses that act as magnifiers), can in older folks (over 50 or so), quickly within hours mechancially block fluid flow causing an acute glaucoma attack. This is an emergency! ...Read more

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