What is the role of CT scanning and CT angiography in the workup of trigeminal neuralgia (TN)?

Updated: Jul 11, 2019
  • Author: Manish K Singh, MD; Chief Editor: Robert A Egan, MD  more...
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Computed tomography (CT) scanning provides poor resolution in the posterior fossa. CT angiography is likewise a consideration, but a lack of large, randomized studies precludes a formal recommendation to routinely perform this test.

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