How is abnormal blood vessel growth related to chronic knee pain?

Abnormal, tiny blood vessels (neovascularity) in the knee lining are often associated with inflammation and can be a source of persistent pain signals, particularly in osteoarthritis.

How long does the GAE procedure typically take?

The procedure duration can vary but usually takes between 1 to 2 hours.

Is GAE only for osteoarthritis?

While commonly used for pain related to osteoarthritis, GAE can be considered for chronic knee pain associated with other conditions where painful neovascularity is a contributing factor.

How does GAE reduce pain?

By blocking the abnormal blood vessels (neovascularity), GAE reduces blood flow to inflamed tissues, thereby decreasing inflammation and the pain signals originating from these areas.

What is the recovery like after GAE?

Recovery is generally quick. Most patients can walk shortly after the procedure and return to light activities within a day or two, with improvement in pain occurring over time.

How soon can I expect pain relief after GAE?

While some patients experience relief relatively quickly, significant pain reduction is often gradual and may take several weeks to a few months as inflammation subsides and the targeted vessels are reabsorbed.

How is GAE different from a knee injection?

Knee injections (like corticosteroids or hyaluronic acid) typically target the joint space or surrounding tissues to reduce inflammation or provide lubrication. GAE targets the specific abnormal blood vessels that are feeding inflammation and pain signals from within the tissue itself.

Where is the access point for the GAE procedure?

The procedure is usually performed by accessing an artery, most commonly in the wrist or occasionally the groin, through a very small needle puncture.

Is GAE a painful procedure?

During the procedure, you may feel some pressure at the access site and potentially a warm sensation or mild discomfort in the knee as the embolic material is injected. Discomfort is generally manageable with local anesthetic and sedation.

How long do the effects of GAE last?

The duration of pain relief can vary among individuals. Studies have shown pain reduction lasting for a year or more in many patients, but long-term results depend on the individual and the progression of their underlying knee condition.

Genicular Artery Embolization in The Bronx

ADVANCED NON-INVASIVE CARE FOR VASCULAR HEALTH, RELIEVING KNEE PAIN AND OSTEOARTHRITIS

A man gripping his knee due to chronic knee pain.

Minimally Invasive Genicular Artery Embolization

Knee osteoarthritis often leads to pain that lasts for years and gradually becomes harder to manage. If surgery is not an option for you, or if other treatments have not provided enough relief, there is another solution. Dr. Pradeep Goyal MD DABR RPVI, one of the leading doctors who perform genicular artery embolization in New York, is a double board-certified interventional radiologist and Medical Director of Swift Vein and Vascular. offers genicular artery embolization (GAE). He offers genicular artery embolization (GAE), a cutting-edge knee pain treatment without surgery. This genicular artery embolization procedure helps reduce inflammation, improve function of the knee joint, and support long-term reducing pain for patients with chronic knee pain.

Genicular artery embolization for knee pain allows many patients to avoid joint replacement while restoring mobility. To learn if GAE is right for you, contact Swift Vein and Vascular today to schedule your consultation.

What is Genicular Artery Embolization (GAE)?

Chronic knee pain is a debilitating condition that affects millions of people, significantly impacting mobility and quality of life. While structural issues often contribute to knee pain, it’s increasingly understood that abnormal blood vessels (neovascularity) growth within the knee joint plays a major role in persistent inflammation and pain signaling. Genicular artery embolization (GAE) is a minimally invasive procedure performed by interventional radiologists that targets these abnormal vessels to reduce inflammation at its source.

This genicular artery embolization for knee arthritis approach addresses the vascular drivers of pain rather than masking symptoms. By limiting blood flow to inflamed tissue, GAE reduces pain signals and supports lasting relief for patients with chronic knee pain who want a non-surgical option.

Symptoms of Chronic Knee Pain

Chronic knee pain often signals ongoing inflammation within the knee joint and may worsen over time without targeted treatment. Genicular artery embolization for knee pain is designed for patients experiencing symptoms such as:

Long-standing pain: The primary symptom is persistent pain in the knee joint that has lasted for an extended period, typically six months or longer, distinguishing it from acute pain.
Pain aggravated by activity: Movement, particularly activities involving weight-bearing such as walking, running, climbing stairs, or prolonged standing, often exacerbates the knee pain.
Pain during rest: Some individuals experience pain even when they are not actively using the knee, which can be particularly troublesome at night and disrupt sleep. This resting pain can be a characteristic feature of inflammation driven by neovascularity.
Stiffness: A feeling of stiffness in the knee, particularly in the morning or after periods of inactivity, which may improve slightly with movement but often returns.
Difficulty with full movement: Impaired ability to fully extend or flex the knee, leading to limitations in the range of motion and impacting activities like squatting or kneeling.
Swelling and tenderness: Visible swelling around the knee joint and tenderness when the area is touched or pressed, which can indicate underlying inflammation and irritation of the joint tissues.

GAE Causes and Risk Factors

The chronic knee pain that can be effectively treated with Genicular Artery Embolization (GAE) is frequently rooted in underlying conditions that lead to changes within the knee joint, particularly the development of abnormal blood vessels and inflammation. While often associated with the structural damage seen in conditions like osteoarthritis, the persistent pain can be significantly driven by this vasculogenic component. Various factors can increase an individual’s susceptibility to developing these conditions and the associated painful neovascularity.

Osteoarthritis (OA): This degenerative joint disease is a primary cause of chronic knee pain. While it involves cartilage breakdown, the resulting inflammation and the body’s attempt at repair can lead to the growth of abnormal, tiny blood vessels (neovascularity) in the synovial membrane, which are rich in pain nerve fibers.

Inflammation: Chronic inflammation within the knee joint, often driven by conditions like osteoarthritis or synovitis, promotes the development of this painful neovascularity. Inflammatory chemicals sensitize the nerves in these new vessels, leading to persistent pain signals.

Abnormal neovascularity: The direct cause of the vasculogenic pain targeted by GAE is the presence of these newly formed, hyperpermeable, and poorly formed blood vessels within the inflamed joint lining or other knee tissues. These vessels contain abundant nerve endings that transmit pain signals.

Advanced age: The natural aging process contributes to the wear and tear on joints, increasing the likelihood of developing osteoarthritis and the associated inflammatory and vascular changes.

Excess body weight (obesity): Increased mechanical load on the knee joint from obesity accelerates cartilage degeneration and exacerbates inflammation, both of which drive the development of painful osteoarthritis and associated neovascularity.Call Dr. Pradeep Goyal, today or book an appointment online to see if Genicular Artery Embolization (GAE) can help reduce your knee osteoarthritis pain.

Frequently Asked Questions

What is Genicular Artery Embolization (GAE)?

Genicular Artery Embolization (GAE) is a minimally invasive, non-surgical treatment for chronic knee pain caused by osteoarthritis. It works by reducing inflammation through targeted blockage of abnormal blood vessels in the knee.

Who is a good candidate for GAE?

GAE is commonly used for patients with knee osteoarthritis who continue to have pain despite injections, want to delay or avoid knee replacement, or are not ideal candidates for surgery.

How does GAE reduce knee pain?

GAE targets abnormal blood vessels that increase inflammation and bring pain-sensing nerves into the knee. By blocking these vessels, GAE reduces inflammation and calms pain signals while preserving healthy tissue.

Is GAE a surgical procedure?

No. GAE is a non-surgical, image-guided procedure. There is no knee incision, no joint replacement, and no hospital stay required.

How long does the GAE procedure take?

For most patients, the GAE procedure takes about 60 minutes and is performed as an outpatient procedure, allowing patients to go home the same day.

What is recovery like after Genicular Artery Embolization?

Most patients walk the same day, resume normal daily activities within 1–2 days, and return to work quickly depending on their job type. There is no long rehabilitation period.

How soon will pain relief be felt after GAE?

Pain relief after GAE is gradual. Many patients notice improvement within days to weeks, with continued improvement over 2–4 weeks as inflammation decreases.

How is GAE different from cortisone or gel injections?

Injections provide temporary relief and do not treat abnormal blood vessels. GAE targets the abnormal blood supply causing inflammation and can provide longer-lasting pain relief without injecting medication into the joint.

Is Genicular Artery Embolization painful?

GAE is generally well tolerated. Local anesthesia and light sedation are used. Mild soreness at the access site is common, but significant pain is uncommon.

Is Genicular Artery Embolization covered by insurance?

Insurance coverage for GAE varies by individual plan and medical necessity. Many commercial insurance plans and Medicare may cover GAE when it is considered medically necessary, often with prior authorization.