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Updated: Aug 8, 2026

Microvascular Decompression: Salient Surgical Principles and Technical Nuances
Published on: July 5, 2011
Microvascular Decompression for Trigeminal Neuralgia Due to Venous Neurovascular Conflict: A Case Report Featuring a
Tiago Kiyoshi Kitabayashi Braga1, Otávio da Cunha Ferreira Neto1, Rodrigo Inácio Pongeluppi1
1Department of Surgery and Anatomy, Fundação de Apoio ao Ensino, Pesquisa e Assistência do Hospital das Clínicas da Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo, Ribeirão Preto, BRA.
Trigeminal neuralgia (TN) caused by venous neurovascular conflict can be effectively treated with microvascular decompression (MVD). Teflon interposition surgery provided significant pain relief for a patient with refractory TN.
Area of Science:
- Neurosurgery
- Neurology
- Vascular Surgery
Background:
- Trigeminal neuralgia (TN) affects 0.03%-0.3% of the population, with 11.4% linked to venous neurovascular conflict.
- The transverse pontine vein is a common cause of venous neurovascular conflict in TN patients.
- Surgical options for venous neurovascular conflict include coagulation/cut-off, interposition, and transposition, with no established consensus.
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