Ocular hypertension and glaucoma: what is the difference?
High eye pressure is not the same as glaucoma. Understand the difference, the tests and the importance of personalised follow-up.
Read article ↗WHAT YOU NEED TO KNOW
- Glaucoma can progress without symptoms and damage the optic nerve.
- Follow-up and pressure control help protect vision.
- Medical, laser and surgical options are selected individually.
Glaucoma is currently one of the world's leading causes of irreversible blindness.
It is a chronic degenerative disease of the optic nerve, usually symptom-free at onset. It progressively reduces the visual field and, if diagnosis is late or control inadequate, can lead to irreversible blindness.
Normal visual field
Visual field – Moderate glaucoma
Visual field – Advanced glaucoma
Learn more about glaucoma
Watch video on YouTube ↗Original video in Portuguese
PATIENT GUIDE
Understanding glaucoma
Information on the disease, tests, treatments and application of eye drops.
PATIENT GUIDE
After glaucoma surgery
Protection, medication and follow-up after trabeculectomy, deep sclerectomy or drainage implants.
This information does not replace an individual medical assessment. Follow the advice of the team looking after you.
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Read the leaflet with adjustable text and print in larger typeDr. Nuno Lopes · Patient information
Editorial presentation updated on 27 October 2026. Your team's individual instructions take priority.
