AV fistula embolization

AV Fistula Embolization is a specialized endovascular procedure used to treat abnormal direct connections between arteries and veins, known as arteriovenous fistulas (AVFs). In the brain and spine, these abnormal vascular connections can disrupt normal blood flow, increase pressure within blood vessels, and lead to serious neurological complications, including hemorrhage, stroke, and progressive neurological deficits.

Using advanced catheter-based techniques, experienced neuro and spine surgeons in Ghaziabad can safely close these abnormal connections by delivering embolic agents directly into the fistula, restoring normal circulation and reducing the risk of complications.

An arteriovenous fistula is an abnormal connection between an artery and a vein that bypasses the normal capillary network. In neurovascular conditions, AVFs may occur in the brain, spinal cord, or surrounding tissues.

Common types include:

• Dural Arteriovenous Fistula (DAVF)
• Spinal Arteriovenous Fistula
• Cranial Arteriovenous Fistula
• Traumatic Arteriovenous Fistula
• High-Flow Neurovascular Fistulas

If left untreated, AVFs can cause significant neurological symptoms and increase the risk of bleeding.

Symptoms vary depending on the location and size of the fistula and may include:

• Persistent Headaches
• Pulsatile Tinnitus (Whooshing Sound in the Ear)
• Vision Problems
• Seizures
• Brain Hemorrhage
• Weakness or Paralysis
• Numbness and Tingling
• Difficulty Walking
• Back Pain
• Progressive Neurological Deficits
• Cognitive Changes

Prompt diagnosis and treatment are important to prevent long-term complications.

AVF embolization may be recommended for:

• Dural Arteriovenous Fistulas (DAVFs)
• Spinal Arteriovenous Fistulas
• Symptomatic Neurovascular Fistulas
• High-Risk AVFs with Bleeding Potential
• AVFs Causing Neurological Symptoms
• Recurrent AVFs
• Traumatic AV Fistulas
• Complex Vascular Malformations

Treatment decisions are based on clinical symptoms, imaging findings, and the risk of future complications.

• Minimally Invasive Procedure
  No open brain or spinal surgery is required.
• Effective Closure of the Fistula
  Directly targets and seals the abnormal vascular connection.
• Reduced Risk of Hemorrhage
  Lowers the risk of bleeding and stroke-related complications.
• Improved Neurological Function
  May relieve symptoms caused by abnormal blood flow and venous congestion.
• Faster Recovery
  Most patients recover more quickly compared to traditional surgery.
• Shorter Hospital Stay
  Many patients can be discharged within a few days after treatment.

• Dural Arteriovenous Fistulas (DAVFs)
• Spinal Dural AV Fistulas
• Cranial AV Fistulas
• Traumatic AV Fistulas
• Intracranial Vascular Malformations
• Neurovascular Shunts
• Symptomatic Cerebrovascular Fistulas

The procedure is performed in a specialized neuro-interventional suite under local anesthesia with sedation or general anesthesia.

• A catheter is inserted through an artery in the wrist or groin.
• Advanced angiographic imaging is used to identify the abnormal fistula.
• The catheter is carefully navigated to the feeding vessels.
• Embolic materials such as liquid embolic agents, coils, or particles are delivered into the fistula.
• The abnormal blood flow is blocked.
• Final angiography confirms successful closure of the fistula.
• The catheter is removed, and the access site is sealed.

The procedure is highly precise and performed using real-time imaging guidance.

Most patients experience a smooth recovery following treatment.

Recovery typically includes:

• Neurological monitoring
• Observation in the hospital for one to several days
• Follow-up imaging studies
• Gradual return to normal activities
• Ongoing evaluation to ensure complete fistula closure

Many patients notice improvement in symptoms soon after successful treatment.

AV fistula treatment requires specialized expertise in neurovascular anatomy, endovascular intervention, and cerebrovascular disease management. Experienced neuro and spine surgeons in Ghaziabad utilize advanced angiography systems, high-resolution imaging, and the latest embolization technologies to provide safe and effective care.

Their multidisciplinary approach ensures comprehensive diagnosis, personalized treatment planning, and optimal neurological outcomes for patients with complex vascular disorders.