LKnative - Pudendal nerve block

11 – Pudendal nerve above the levator ani

The pudendal nerve origins from the spinal nerves S2-S4 and whirls around the ischial spine.

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The pudendal nerve depicted above the levator ani. The cyan arrow points at the pudendal nerve where it whirls around the ischial spine. Coccygeus muscle (yellow asterix), puborectal muscle (red asterix), pubococcygeal muscle (white asterix), iliococcygeal muscle (green asterix), internal obturator muscle (blue asterix).