A mnemonic to remember the structures passing below the piriformis muscle in the greater sciatic foramen is:
- PIN PINS or SNIP NIP
Mnemonic
- P: posterior cutaneous nerve of thigh
- I: inferior gluteal artery, vein and nerve
- N: nerve to quadratus femoris
- P: pudendal nerve
- I: internal pudendal artery and vein
- N: nerve to obturator internus
- S: sciatic nerve