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Table 1 Four-step intraoperative neuromonitoring (IONM) procedure during thyroid surgery

From: Protective effect of intraoperative nerve monitoring against recurrent laryngeal nerve injury during re-exploration of the thyroid

Steps

Timing

1

Test vagus nerve before identifying the RLN

2

Test RLN when it is first identified

3

Test RLNa after it is completely dissected from Berry’s ligament

4

Test vagus nerve after complete hemostasis

  1. aTest the most proximally exposed point.
  2. RLN, Recurrent laryngeal nerve.
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World Journal of Surgical Oncology

ISSN: 1477-7819

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