Glaucoma affects over 76 million people worldwide. Yet most patients carry dangerous misconceptions about the disease. These myths lead to late diagnoses, poor treatment adherence, and preventable blindness. As a glaucoma specialist in Gurgaon, I see the consequences of these myths every day. This page addresses the ten most common ones to help you understand the condition, so you can protect your vision with accurate information.
Myth 1: Glaucoma Only Affects the Elderly
Glaucoma can strike at any age. Babies can be born with it. Young adults in their 20s and 30s can develop it. Age is a risk factor. But it is not a requirement. Juvenile open-angle glaucoma affects teenagers and young adults.
If glaucoma runs in your family, get screened early. Do not wait until you are older.
Pediatric glaucoma is a rare but severe form of the disease that requires early detection and prompt treatment to prevent vision loss.
Therefore, regular eye exams for people of all age groups are crucial for timely glaucoma diagnosis and management.
High Eye Pressure Always Means Glaucoma
High eye pressure raises your risk. But it does not confirm a diagnosis.
Some people with elevated pressure never develop glaucoma. Others develop it with completely normal pressure. This is called normal-tension glaucoma.
Glaucoma diagnosis requires a full assessment: optic nerve evaluation, visual field testing, and OCT imaging. Pressure alone tells only part of the story.
Myth 3: Glaucoma Always Has Symptoms
This is the most dangerous myth. Glaucoma is called the silent thief of sight for a reason.
In the early stages, most patients feel nothing. No pain. And no blurred vision. No warning.
By the time you notice something is wrong, you may have already lost 40% or more of your vision. That loss is permanent.
Routine eye exams are the only way to catch glaucoma early.
Myth 4: Glaucoma Means Blindness
Glaucoma cannot be cured. But with early diagnosis and treatment, vision loss can be slowed or stopped.
Eye drops, laser procedures, and surgery all work to reduce eye pressure and protect the optic nerve.
Many patients with glaucoma live full lives with good central vision, because they started treatment early and stayed consistent.
Myth 5: Only People With a Family History Are at Risk
Family history significantly increases your risk. But glaucoma can develop in anyone.
Up to 50% of glaucoma patients have no known family history. Other risk factors include age, ethnicity, high myopia, diabetes, and previous eye injury.
Do not rely on family history alone to decide whether to get screened
Myth 6: Eye Drops Cure Glaucoma
Eye drops control glaucoma. They do not cure it. Drops lower eye pressure and slow damage. But they do not reverse what has already been lost. And they only work if you use them every single day.
Stopping drops, even briefly, can allow pressure to rise and vision to worsen silently.
If your vision seems stable, that is because the drops are working. Not because glaucoma has gone away.
Myth 7: Glaucoma Surgery Results in Blindness
This fear stops patients from getting help they need.
Modern glaucoma surgery is safe and highly effective. Minimally invasive glaucoma surgery (MIGS) procedures carry low risk and are often done alongside cataract surgery.
Surgery is not a last resort. For many patients, it is the best way to protect long-term vision, especially when drops are not enough or cause side effects.
Myth 8: A Second Opinion for Glaucoma Is Unnecessary
Glaucoma management can be complex. Treatment decisions, when to operate, which procedure, which drops, vary between specialists.
A second opinion gives you confidence. It confirms your diagnosis, validates your treatment plan, and sometimes reveals better options.
Seeking a second opinion is not a sign of distrust. It is a sign of being informed.
Myth 9: Glaucoma Treatment Is Unaffordable
Most health insurance plans in India cover glaucoma surgery. Government hospitals offer investigations and treatment free of cost or at a nominal fee.
Generic eye drops are a cost-effective option for those unable to afford branded molecules. Your doctor can discuss all options with you.
Early treatment is always cheaper than treating advanced glaucoma. Do not delay care because of cost concerns, speak to your doctor first.
Myth 10: Normal-Tension Glaucoma Is Not Real Glaucoma
Normal-tension glaucoma (NTG) is very real, and often underdiagnosed.
In NTG, the optic nerve is damaged even though eye pressure is within the normal range. It is more common in women, people of East Asian ethnicity, and those with low blood pressure or sleep apnoea.
NTG requires the same careful monitoring and treatment as any other form of glaucoma. Normal pressure does not mean the optic nerve is safe.
The Bottom Line
Dispelling glaucoma myths saves sight. These ten misconceptions are common, and costly. The single most important thing you can do is get a comprehensive eye exam, even if you feel completely fine.
Knowledge is the first step. Early action is the second. If you have been diagnosed with glaucoma, or are worried about your risk, I am happy to help.
Read the research articles
This article has been written by Dr Shibal Bhartiya, a glaucoma specialist in Gurgaon known for ethical, patient-centred glaucoma care and independent glaucoma second opinions. She is also a research collaborator with Mayo Clinic, Jacksonville, Florida, USA. This article has been updated in March, 2026.
She has published peer-reviewed research on glaucoma laser and surgeries, examining how treatment decisions should balance medical evidence, patient preferences, and long-term vision outcomes.
These peer-reviewed article discussing glaucoma treatment are benchmarks for glaucoma surgeons globally, and can be accessed on PubMed and Google Scholar
If you would like a structured glaucoma risk assessment or second opinion:
+91 88826 38735
drshibalbhartiya.com
