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The brain depends on a steady blood supply. Arteries bring oxygen in, and veins carry blood out. A weak or blocked vessel can bleed or cut off blood flow within minutes. Neurovascular surgery in Bangalore repairs vessels inside and around the brain. This page describes the conditions, operations, and recovery so that you can be better prepared for the procedure.
What is Neurovascular Surgery?
Neurovascular surgery is a form of brain surgery that deals with blood vessels. The surgeon repairs, removes, or reroutes vessels that have formed abnormally or been damaged. Neurovascular neurosurgery in Bangalore includes open operations performed under a microscope and catheter procedures that leave the skull closed. In an open operation, the surgeon removes a small piece of the skull and repairs the vessel under magnification. In a catheter procedure, a thin tube is passed through an artery in the groin or wrist up to the brain, and the repair is made from inside the vessel.
Conditions Treated with Neurovascular Surgery
Brain Aneurysms
An aneurysm is a bulge in the wall of an artery. A brain aneurysm often causes no symptoms. If it ruptures, the patient may experience a sudden, severe headache and lose consciousness.
Arteriovenous Malformations (AVMs)
An arteriovenous malformation is a tangle of arteries and veins connected directly, without the fine vessels that normally separate them. This abnormal connection strains the vessel walls and can lead to bleeding.
Cerebral Cavernous Malformations
These are clusters of enlarged vessels with thin walls. They can cause seizures or small, repeated bleeds into the surrounding tissue.
Brain Hemorrhage
A brain hemorrhage is bleeding inside the skull. A ruptured aneurysm, an AVM, high blood pressure, and head injury are among the known causes. The blood presses on brain tissue and requires urgent treatment.
Carotid and Cerebrovascular Disorders
The carotid arteries run along both sides of the neck. In carotid artery disease, fatty deposits narrow these arteries and increase the risk of stroke. Narrowing of arteries inside the skull is grouped with other cerebral vascular disorders.
Other Vascular Malformations of the Brain and Spine
Abnormal vessels can also form in the spine and in the membranes covering the brain. These conditions are uncommon, and treatment depends on their size and location.
Neurovascular Surgical Procedures
Aneurysm Clipping
The surgeon removes a small section of skull bone, locates the aneurysm, and places a small metal clip across its base. This prevents blood from entering the bulge. Patients researching brain aneurysm surgery in Bangalore will usually find clipping described first.
AVM Surgery
The surgeon separates the tangle from healthy tissue and removes it. AVM surgery in Bangalore is planned around the position of the malformation, as one near the surface is easier to reach than one deep in the brain. Radiation is an alternative for some patients, so AVM treatment is chosen for each case individually.
Surgery for Brain Hemorrhage
The surgeon removes the collected blood to relieve pressure on the brain and repairs the bleeding vessel, if it can be identified.
Cerebrovascular Bypass Surgery
If an artery is too narrow or blocked, the surgeon connects a second vessel to carry blood around the obstruction.
Surgery for Cavernous Malformations
A cluster that causes seizures or repeated bleeding is removed through a small opening. If it causes no symptoms, doctors may monitor it with scans. Decisions about brain vascular malformation treatment weigh the risk of bleeding against the risk of the operation.
Certain problems are treated through a catheter inserted at the groin or wrist and guided to the brain. Coils or stents are placed inside the vessel without opening the skull.
Evaluation and Diagnosis of Neurovascular Conditions
Neurological Examination
The doctor tests strength, sensation, speech, vision, and balance, and asks about headaches and seizures.
CT and MRI
A CT scan takes a few minutes and is usually the first test after a sudden, severe headache, since it picks up fresh blood. An MRI takes 30 to 45 minutes and shows the brain tissue itself, including older bleeds that a CT may miss.
CT Angiography and MR Angiography
For a CT angiogram, dye is injected into a vein in the arm, and the scan is taken as the dye passes through the arteries of the brain. MR angiography can be performed with or without dye. Both tests can show narrowed arteries and aneurysms.
Cerebral Angiography
A thin catheter delivers dye directly into the brain’s arteries while X-rays are taken. It provides the most detailed view of vessel shape and helps guide the surgical plan.
When is Neurovascular Surgery Recommended?
Doctors recommend surgery in these situations.
An aneurysm that has burst
An aneurysm that is large or growing
An AVM that is bleeding
A blocked artery that does not improve with medicines
A haemorrhage that is pressing on the brain
A small aneurysm or malformation that is not changing is usually watched with scans every few months.
Multidisciplinary Neurovascular Care
Neurosurgeons, neuroradiologists, neurologists, anesthesiologists, and intensive care nurses review each case together. Their combined assessment determines the choice between open surgery, a catheter procedure, and observation.
Benefits and Risks of Neurovascular Surgery
Neurovascular surgery treats the damaged vessel directly. The benefits are as follows.
Lower risk of a brain bleed
Lower risk of stroke
Relief of pressure on the brain after a hemorrhage
Restored blood flow to the brain after a bypass
While the surgery lowers the risk of a bleed or stroke, the operation itself carries certain risks:
Bleeding
Infection
Brain swelling
Seizures
Weakness on one side of the body
Recovery After Neurovascular Surgery
Neurological Monitoring
The first few days are spent in intensive care, where nurses check alertness, pupil response and limb movement every hour.
Rehabilitation
Physiotherapy helps rebuild strength and balance. Speech therapy and occupational therapy are also provided if language or daily tasks are affected.
Follow-Up Imaging and Care
A follow-up angiogram checks whether the aneurysm or malformation is fully closed. At each clinic visit, the surgeon also assesses strength and speech.
Why Choose Trustwell Hospital for Neurovascular Surgery in Bangalore?
A ruptured aneurysm cannot wait for a referral. Trustwell Hospital has neurosurgeons, radiologists, and intensive care staff in one hospital, so a patient with a brain bleed can be scanned, assessed, and taken to surgery without wasting any time.
Book an Appointment
Sudden severe headache, slurred speech, or one-sided weakness requires emergency care immediately. For a known aneurysm or an unexplained scan finding, contact Trustwell Hospital to book a consultation.
Frequently Asked Questions
What is neurovascular surgery?
It is surgery on the blood vessels of the brain and spine, performed to repair bulges, remove tangles, or restore blood flow.
What conditions are treated by a neurovascular surgeon?
A neurovascular surgeon treats problems in the blood vessels of the brain, such as aneurysms and AVMs. The surgeon also operates on brain bleeds and on narrowed carotid arteries in the neck.
How is a brain aneurysm treated surgically?
The surgeon either clips the base of the aneurysm through an opening in the skull or fills it with coils through a catheter.
What is AVM surgery?
It is the removal of an abnormal tangle of arteries and veins from the brain.
Is neurovascular surgery used for stroke?
Yes. Opening or bypassing a narrowed artery lowers the risk of a stroke from a blockage. If a stroke is caused by a bleed, the surgeon removes the blood pressing on the brain.