Condition guide Cats

Glaucoma in cats

Glaucoma in cats usually follows other eye disease, such as uveitis or tumors.

Last updated: October 2026 · 2 sources · see sources

Quick answerGlaucoma in cats usually follows other eye disease, such as uveitis or tumors. Cost: diagnosis typically runs $200–$500 [1].

Signs to watch for

[2]

Trouble breathing, collapse, repeated vomiting, not peeing, or a seizure that lasts more than a few minutes needs a vet right away. See when to see a vet.

How vets diagnose it

Your vet measures eye pressure and looks for an underlying cause. [2]

How it's treated

Eye drops to lower pressure and treatment of the cause. Painful blind eyes are often removed. [2]

Medicines your vet may mention: Dorzolamide. We don't list doses; your vet will decide what fits your pet.

What it costs to diagnose and manage

Typical US costs
ItemTypical US priceSrc
Diagnosis (exam and tests)$200–$500[1]

These are typical US ranges from the sources listed. Your pet's costs depend on how severe things are, the tests your vet recommends, your pet's size and where you live. Ask your vet for a written estimate.

Outlook

Cats do well after removing a painful eye. [2]

Common questions

What is glaucoma in cats?

Glaucoma in cats usually follows other eye disease, such as uveitis or tumors.

What are the signs of glaucoma?

Common signs include: enlarged or cloudy eye, dilated pupil, vision loss.

How do vets diagnose glaucoma?

Your vet measures eye pressure and looks for an underlying cause.

How is glaucoma treated?

Eye drops to lower pressure and treatment of the cause. Painful blind eyes are often removed.

How much does glaucoma cost to treat?

Diagnosis (exam and tests): $200–$500. Costs vary with severity, tests, your pet's size and where you live.

This page is general information for pet owners, not veterinary advice. Talk to your vet about your own pet.

Sources (2) — tap to show
  1. RealVetCost – Glaucoma in cats: symptoms, treatment & costs
  2. Merck Veterinary Manual (pet owner version) – Glaucoma