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|Nerve: Coccygeal nerve|
Areas of distribution of the cutaneous branches of the posterior divisions of the spinal nerves. The areas of the medial branches are in black, those of the lateral in red.
Plan of sacral and pudendal plexuses. (Coccygeal labeled at bottom right.)
The coccygeal nerve is the 31st spinal nerve. It arises from the sacral plexus, and its ventral ramus helps form the coccygeal plexus. It does not divide into a medial and lateral branch. It is distributed to the skin over the back of the coccyx.
- Coccyx pain (tailbone pain, coccydynia) (Peer-reviewed medical chapter, available free online at eMedicine)
- coccygeal+nerve+%5BCo%5D at eMedicine Dictionary
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