Is Glaucoma Cancer? Unraveling the Misconceptions

Maanvi Kashyap
Medically reviewed by
Dr. Kaushal

Review medical content on WOW Rx Pharmacy, so that accurate drug use information is easily accessible to everybody.
Dr. Akansha is a licensed Clinical Pharmacologist. She possesses remarkable knowledge in Pharmacovigilance, prescription analysis, drug information, and drug safety services. Additionally, she is a keen learner and an educator.

Last Updated:

is glaucoma cancer

Glaucoma and cancer, both serious medical conditions, can be perplexing due to their potential impact on vision and overall health. 

Cancer, characterized by irregular cell proliferation occurring in various body regions, is widely known and often feared. 

In contrast, Glaucoma is an eye disorder primarily associated with elevated Intraocular Pressure, which in turn causes damage to the optic nerve.

So, let’s explore these two distinct conditions to clarify the question: Is Glaucoma cancer?

Understanding Glaucoma

First and foremost, it is crucial to clarify that Glaucoma is not a form of cancer. 

It is a unique eye condition marked by heightened Intraocular Pressure (IOP), which, when not addressed, can result in optic nerve impairment and eventual vision impairment.

Intraocular Pressure refers to the pressure of the fluid inside the eye. It’s a measurement of the fluid pressure in the aqueous humor, which is a watery liquid found in the front part of the eye, situated behind the cornea and in front of the iris

While Glaucoma and cancer both involve abnormal cell growth, they affect different body parts and have distinct characteristics.

Is Glaucoma cancer of the eye

Glaucoma primarily targets the eye, specifically the optic nerve and the structures responsible for regulating Intraocular Pressure. 

Unlike cancer, which can affect various organs and tissues, Glaucoma’s impact is localized within the eye. 

It is often associated with conditions that lead to elevated IOP, such as impaired drainage of aqueous humor or increased fluid production.

Glaucoma cancer symptoms

Redness and allergic reactions  to eye dropsSource: Bouillante_from_Getty_Images_Signature
Glaucoma red eye

When exploring whether Glaucoma is cancer, it is essential to consider the symptoms associated with each condition. 

Glaucoma manifests in unique ways that set it apart from cancer. 

It usually has no symptoms in the early stages, and half of people with Glaucoma do not even know they have it. 

However, in later stages, some common symptoms of Glaucoma include: 

  • Gradually, patchy blind spots in the side vision 
  • Difficulty seeing things in your central vision
  • Blurred vision
  • Halos or colored rings around lights
  • Eye redness
  • Sudden, severe pain in one eye (in case of Acute angle-closure Glaucoma)
  • Decreased or cloudy vision, often called “steamy” vision (in case of Acute angle-closure Glaucoma)
  • Nausea and vomiting (in case of Acute angle-closure Glaucoma)
  • Rainbow-colored halos around lights
  • Low vision, blurred vision, narrowed vision (tunnel vision) or blind spots
  • Headaches
  • These symptoms primarily pertain to changes in vision and eye pressure

In contrast, cancer symptoms vary significantly depending on the type of cancer and the organs or tissues affected. 

Common symptoms of cancer include:

  • Fatigue, persistent tiredness not relieved by rest
  • Unexplained weight loss or gain of 10 pounds or more
  • Eating difficulties like loss of appetite, trouble swallowing, or digestive issues
  • Abdominal pain, nausea, and vomiting
  • Unexplained and persistent pain or discomfort

Key differences between Glaucoma vs. cancer

Some of the key differences between Glaucoma and cancer include the following:


Glaucoma is a long-term eye condition distinguished by increased eye pressure, resulting in damage to the optic nerve.

In contrast, cancer represents a diverse group of diseases characterized by uncontrolled cell proliferation and the spread of abnormal cells within the body.


Glaucoma primarily affects the eyes and is related to eye fluid dynamics.

Whereas cancer can originate in various body parts, including the lungs, breasts, and colon.


Glaucoma is primarily caused by increased eye pressure or other eye-related factors.

Cancer has diverse causes, including genetic mutations, carcinogen exposure, and lifestyle factors.


Laser therapySource: Изображения_пользователя_Дмитрий_Ткачук
Doctor doing laser treatment of eyes

Glaucoma treatment aims to reduce Intraocular Pressure and prevent further optic nerve damage involving eye drops, laser therapy, or surgery.

Cancer treatment depends on type and stage and may include surgery, chemotherapy, radiation therapy, immunotherapy, or targeted therapy.

Also read: For comprehensive information on natural treatments for Glaucoma, consider reading this informative article on Glaucoma’s Natural Treatment: An Effective Approach Towards Treating Your Eye Condition Naturally

Order Now
Guard your vision from Glaucoma! 
Take a proactive step by purchasing eye drops directly from WowRxPharmacy to halt its advancement.
Careprost 3 ml. of 0.03%
Azopt Eye Drop
Pilocar Eye Drop

Can Glaucoma be caused by cancer

Glaucoma itself is not caused by cancer. 

However, certain medical conditions or treatments associated with cancer may indirectly impact eye health and contribute to elevated Intraocular Pressure.

For instance, tumors in the eye or surrounding structures can mechanically obstruct the drainage of aqueous humor, resulting in increased eye pressure. 

Furthermore, therapies used in cancer treatment, such as radiation therapy, can occasionally lead to the development of Secondary Neovascular Glaucoma.

This can occur due to the formation of atypical blood vessels within the eye.

While cancer and Glaucoma are distinct conditions, their paths may cross when cancer affects ocular structures.

If you experience vision changes or eye discomfort, consult a healthcare professional promptly for early detection and treatment of eye conditions like Glaucoma.


Glaucoma and cancer are two distinct conditions with unique characteristics. 

Glaucoma is an eye disorder caused by high eye pressure, affecting the optic nerve. 

It primarily impacts the eye and is not a form of cancer. Common symptoms often include vision changes.

On the other hand, cancer involves abnormal cell growth and can affect various parts of the body. 

While cancer does not cause Glaucoma, it’s worth noting that certain eye tumors or cancer treatments may indirectly lead to increased eye pressure.

In conclusion, the answer to “Is Glaucoma cancer?” is no, it is not cancer, and they are both distinct conditions. 

However, it’s essential to consult your doctor for proper diagnosis and treatment.

Frequently Asked Questions

Is Glaucoma a form of cancer?

No, Glaucoma is not a form of cancer. It’s a distinct eye condition caused by high eye pressure, which harms the optic nerve. Unlike cancer, Glaucoma primarily affects the eye and doesn’t involve the uncontrolled cell growth seen in cancer. Both are serious but different health issues.

What are the symptoms of Glaucoma cancer?

Glaucoma is not a type of cancer; it’s an eye condition. Glaucoma symptoms include gradual vision loss, patchy blind spots, blurred vision, and halos around lights. It doesn’t cause cancer, and they are separate health issues.

What kind of cancer is Glaucoma?

Glaucoma is not a type of cancer. It’s a specific condition where increased eye pressure can damage the optic nerve, potentially causing vision problems. Conversely, cancer is a separate disease characterized by irregular cell proliferation occurring in various body regions.

How serious is Glaucoma?

Glaucoma is a serious eye condition because it can harm your vision without warning signs. If left untreated, increased eye pressure can damage your optic nerve, leading to vision loss. Early detection and treatment are crucial to preventing severe vision problems or even blindness.

WowRXPharmacyuses only high-quality sources while writing our articles. Please read our content information policy to know more about how we keep our content reliable and trustworthy.

More Articles Like This

Leave a Comment

Receive the latest articles in your inbox!