Symptoms and Treatment Options for Wet Macular Degeneration

The Anatomy of the Eye

Wet AMD specifically affects the macula, a small but vital area located in the center of the retina at the back of the eye. Although it occupies only a small portion of the retina, the macula is responsible for central, detailed vision. You rely on it for tasks like reading, driving, recognizing faces, and seeing objects clearly straight ahead.

The macula is densely packed with photoreceptor cells that detect light and color and help create sharp, detailed images. When light enters the eye, it is focused onto the retina and the macula. The photoreceptors then convert this light into electrical signals, which travel through the optic nerve to the brain. There, these signals are processed into the images you see. Conditions that damage the macula, including wet AMD, disrupt this process and can reduce clarity in your central vision.

What is Wet Macular Degeneration?

Wet macular degeneration, also known as neovascular age-related macular degeneration, is a chronic eye disease that can cause blurry central vision or a central blind spot. It is one of the two main forms of AMD, the other being dry macular degeneration. Wet AMD develops when new, fragile blood vessels grow under the retina and macula. These abnormal vessels tend to leak fluid or blood, causing the macula to swell, lift, or scar. As this damage progresses, central vision can decline quickly, making it more difficult to read, drive, recognize faces, or perform other detail-focused tasks.

Dry AMD, the more common form, involves gradual thinning of the macula along with the buildup of yellow deposits under the retina. It usually progresses more slowly and causes more gradual vision changes. Wet AMD, on the other hand, can appear suddenly and lead to more significant vision loss over a shorter period of time. Dry AMD can progress into wet AMD, which is why regular monitoring is so important if you have already been told you have macular changes.

Although wet AMD accounts for a smaller portion of all AMD diagnoses, it is responsible for most of the severe vision loss associated with macular degeneration. The condition primarily affects older adults and is most frequently diagnosed in people over the age of 50.

What are the Symptoms of Wet Macular Degeneration?

Early signs of wet macular degeneration can be subtle, and some people may initially assume they are just normal age-related changes. Paying close attention to your vision and seeking care early can make a meaningful difference in protecting your sight. Common symptoms include:

• Distorted Vision

• Blurred Central Vision

• Dark or Empty Areas in Vision

As wet AMD progresses, these symptoms often become more noticeable. People may experience faster vision loss, colors that seem dull or washed out, and increasing difficulty with daily activities such as reading, driving, or recognizing people across a room. Because wet AMD can worsen quickly, any sudden change in central vision should be evaluated by an eyecarecenter eye doctor as soon as possible. Early diagnosis and treatment offer the best opportunity to preserve the vision you still have.

What Causes Wet AMD?

Understanding what contributes to macular degeneration can support earlier detection and smart risk reduction. Although the exact cause of wet AMD is not fully understood, research points to a mix of genetic, environmental, and overall health factors that can increase the chance of developing this condition.

Genetics

Family history is an important part of the wet AMD story. If a parent, sibling, or other close relative has macular degeneration, your own risk is higher. Certain inherited changes in genes, including those involved in the body’s immune and complement systems, have been linked to a greater likelihood of AMD. While genetics cannot be changed, knowing your family history can help your eyecarecenter provider decide how closely your eyes should be monitored over time.

Environmental and Lifestyle Factors

1. Smoking: Smoking is one of the most significant controllable risk factors for advanced AMD. It decreases blood flow to the retina and increases oxidative stress, which can damage delicate macular tissue. Quitting smoking, at any age, is one of the most powerful steps you can take to help protect your vision.

2. Diet: Diets that are low in antioxidants and omega-3 fatty acids may raise the risk of AMD. Choosing more leafy green vegetables, colorful fruits, and fish can provide nutrients that support the retina and help guard the macula against oxidative damage.

3. Sun Exposure: Long-term exposure to ultraviolet (UV) light can contribute to retinal stress. Wearing sunglasses that block UVA and UVB rays, along with a brimmed hat outdoors, adds an extra layer of protection for your eyes.

Age-Related Factors

Age is the strongest overall risk factor for wet macular degeneration. The condition is most common after age 50, and risk rises with each decade of life. Some age-related changes in the macula are expected, but in certain individuals these changes progress more rapidly and can lead to AMD. As you get older, regular comprehensive eye exams become increasingly important so that subtle changes can be identified early.

Additional Health Conditions

Some medical conditions are also associated with a higher risk of wet AMD, including:

• High Blood Pressure (Hypertension): Elevated blood pressure can damage the delicate blood vessels in the retina, increasing the likelihood of abnormal vessel growth in the macula.

• High Cholesterol: Excess cholesterol can contribute to deposits in blood vessels and may affect circulation to the retina.

• Cardiovascular Disease: Heart and blood vessel conditions can impact blood flow throughout the body, including the retina, and may raise the risk of macular degeneration.

Working with your primary care provider to manage these conditions, take medications as prescribed, and maintain a heart-healthy lifestyle can support both overall wellness and long-term eye health.

How is Wet Macular Degeneration Diagnosed?

Wet macular degeneration is usually identified through a comprehensive, dilated eye exam and specialized imaging tests. These evaluations help your eyecarecenter doctor look for fluid, bleeding, and abnormal blood vessels beneath the macula. Because wet AMD can progress quickly, it is important to schedule an exam promptly if you notice new distortion, a dark spot, or any sudden change in your central vision.

A wet AMD evaluation often includes:

• Vision Testing: Checks how clearly you see letters and how your central vision is functioning.

• Dilated Retinal Exam: Dilating drops widen the pupil so the doctor can examine the retina and macula for signs of macular degeneration and related changes.

• Optical Coherence Tomography (OCT): A quick, painless scan that helps detect swelling or fluid under or within the retina.

• Retinal Imaging: Documents the appearance of the retina to track changes over time.

• Fluorescein Angiography (When Needed): Uses a dye and a special camera to help identify abnormal blood vessels and leakage patterns. Not everyone needs this test; your eye doctor will recommend it based on your symptoms and OCT findings.

Treatment Options for Wet AMD

While wet macular degeneration cannot be cured, several effective treatments can slow the disease and, in some cases, improve vision. The main goal is to limit leakage from abnormal blood vessels, protect the macula from further damage, and help you maintain as much central vision and independence as possible.

Anti-VEGF Injections

Anti–vascular endothelial growth factor (VEGF) injections are the primary treatment for most people with wet AMD. VEGF is a protein that encourages new blood vessel growth. In wet AMD, too much VEGF signals fragile, leaky vessels to form under the macula. Anti-VEGF medications block this signal, which can reduce leakage, bleeding, and swelling, and often stabilize or improve central vision.

Many patients are surprised by how quickly an injection visit is completed. Typically:

• The eye is numbed with anesthetic drops (and sometimes a numbing gel).

• The surface of the eye is cleaned to lower the risk of infection.

• The medication is gently injected into the eye in just a few seconds.

• Vision may be temporarily blurry afterward, and mild irritation or a scratchy feeling is common for a day or two.

Photodynamic Therapy

Photodynamic therapy (PDT) is a two-step treatment that uses a light-sensitive medication together with a special laser. The medication is injected into a vein and circulates through the body. Once it reaches the abnormal blood vessels in the eye, a low-power laser is used to activate the drug. This process helps close off abnormal vessels while limiting damage to nearby retinal tissue.

PDT is used less often than anti-VEGF injections but can be helpful in specific situations, such as certain patterns of abnormal blood vessels or when additional therapy is needed along with injections. It is usually performed as an outpatient procedure. Because the medication is activated by light, you may be advised to avoid bright sunlight or intense indoor lighting for a period of time after treatment.

Laser Surgery

Laser surgery, sometimes called laser photocoagulation, uses a focused beam of light to seal abnormal blood vessels and stop them from leaking. This option is considered only when the problematic vessels are located away from the very center of the macula. Treating vessels directly under the central macula with a traditional laser could harm the area needed for sharp central vision. As a result, this approach is now used less frequently and only in select cases.

The procedure is generally done in an office or outpatient setting. Numbing drops are placed in the eye, and the laser is applied in brief pulses to the targeted area. Follow-up exams and imaging allow your doctor to check whether leakage has stopped and watch for any signs that new abnormal vessels are forming.

Lifestyle Changes and Supportive Therapies

Medical treatment is only one part of managing wet AMD. Everyday choices and supportive tools can also play a meaningful role in protecting vision and maintaining independence:

• Eating a diet rich in leafy greens, brightly colored fruits, and fish to support overall eye health

• Exercising regularly and maintaining a healthy weight to support good circulation

• Quitting smoking to reduce further damage to the retina

• Using low-vision aids such as magnifiers, special reading lenses, and electronic devices to make daily tasks easier

For some patients with age-related macular degeneration, AREDS2-based vitamin supplements may be recommended to support macular health. Your eyecarecenter doctor will review your specific situation and discuss whether these supplements are appropriate for you.