Spinal Accessory Nerve Duplication: A Case Report and Literature Review

<div>Image captured from left modified radical neck dissection, showing a duplicated spinal accessory nerve. (a) First branch of CN XI. (b) Second branch of CN XI. (c) SCM muscle. and (d) Mandible.</div>

Case Reports in Otolaryngology

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Figure 3

Figure 3: Spinal Accessory Nerve Duplication: A Case Report and Literature Review 