Nerve To The Piriformis - See Also

See Also

  • Piriformis

This article incorporates text from a public domain edition of Gray's Anatomy.

Nerves of lower limbs and lower torso: the lumbosacral plexus (L1–Co) (TA A14.2.05–07GA 9.948)
lumbar
plexus
(L1–L4)
iliohypogastric
  • lateral cutaneous branch
  • anterior cutaneous branch
ilioinguinal
  • anterior scrotal ♂/labial ♀
genitofemoral
  • femoral branch/lumboinguinal
  • genital branch
lateral cutaneous
of thigh
  • patellar
obturator
  • anterior (cutaneous)
  • posterior
  • accessory
femoral
  • anterior cutaneous branches
  • saphenous (infrapatellar
  • medial crural cutaneous)
sacral
plexus
(L4–S4)
sciatic
common
fibular
  • lateral sural cutaneous (sural communicating branch)
  • deep fibular (lateral terminal branch
  • medial terminal branch
  • dorsal digital)
  • superficial fibular (medial dorsal cutaneous
  • intermediate dorsal cutaneous
  • dorsal digital)
tibial
  • medial sural cutaneous
  • medial calcaneal
  • medial plantar (common plantar digital nerves
  • proper plantar digital)
  • lateral plantar (deep branch
  • superficial branch
  • common plantar digital
  • proper plantar digital)
sural
  • lateral dorsal cutaneous
  • lateral calcaneal
other
  • muscular: superior gluteal/inferior gluteal
  • lateral rotator group (to quadratus femoris
  • to obturator internus
  • to the piriformis)
    cutaneous: posterior cutaneous of thigh (inferior cluneal
  • perineal branches)
  • perforating cutaneous
coccygeal
plexus
(S4–Co)
  • pudendal: inferior anal
  • perineal (deep
  • posterior scrotal ♂/labial ♀)
  • dorsal of the penis ♂/clitoris ♀
    anococcygeal
  • cutaneous innervation of the lower limbs

M: PNS

anat (h/r/t/c/b/l/s/a)/phys (r)/devp/prot/nttr/nttm/ntrp

noco/auto/cong/tumr, sysi/epon, injr

proc, drug (N1B)

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