What is the role of a nerve excitability test (NET) in the workup of congenital facial paralysis?

Updated: Jan 07, 2019
  • Author: Alan D Bruns, MD, FACS; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Nerve excitability test (NET)

  • This test compares current thresholds required to elicit minimal muscle contraction on the normal side with that of the weak side.

  • A difference of 3.5 µA is significant.

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