Microvascular Decompression

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What is Microvascular Decompression (MVD)?

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Microvascular decompression (MVD) is a neurosurgical procedure used to relieve abnormal compression of a cranial nerve by a nearby blood vessel. This compression can cause chronic nerve pain, muscle spasms, or loss of function.

  • It is commonly performed to treat trigeminal neuralgia (TN), hemifacial spasm (HFS), and glossopharyngeal neuralgia.
  • The procedure involves relocating or removing the blood vessel pressing against the nerve, providing long-term pain relief.
  • It is considered minimally invasive with a high success rate.

Types of Microvascular Decompression

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Targets the trigeminal nerve (responsible for facial sensation).

Treats severe facial pain caused by nerve compression.

Involves repositioning or separating the compressing blood vessel.

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Targets the facial nerve.

Treats uncontrollable facial muscle spasms.

The surgeon places a Teflon pad between the nerve and blood vessel.

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Targets the glossopharyngeal nerve.

Treats throat and ear pain caused by compression.

Involves separating or cushioning the compressing vessel.

Symptoms Indicating the Need for Microvascular Decompression

MVD is typically performed when patients experience:

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Trigeminal Neuralgia Symptoms

Severe facial pain on one side.

Electric-shock-like or stabbing sensations.

Pain triggered by touch, chewing, or brushing teeth.

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Hemifacial Spasm Symptoms

Uncontrollable facial twitching or spasms.

Spasms begin around the eye and spread across the face.

Gradual worsening of spasms over time.

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Glossopharyngeal Neuralgia Symptoms

Sharp, stabbing pain in the throat, tonsils, or ear.

Triggered by swallowing, talking, or coughing.

Episodes of intense pain lasting seconds to minutes.