Hip Nerve Entrapment Syndromes

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Sites of nerve entrapment in the hip region. From Martin et al 2017 [1]
Nerve Site of entrapment Clinical features
Anterior Nerve Entrapments
Obturator
  • Obturator Canal
  • Adductor muscle fascia
  • Pain in medial thigh
  • Aggravation with movement into abduction
Femoral
  • Beneath iliopsoas tendon
  • Inguinal ligament
  • Adductor canal
  • Reproduction of symptoms with modified Thomas test position
  • Quadriceps muscle weakness
  • Pain in the anteromedial knee joint, medial leg, and foot
Lateral Femoral Cutaneous
  • Inguinal ligament
  • Positive pelvic compression test
Posterior Nerve Entrapments
Sciatic
  • Piriformis and obturator internus/gemelli complex
  • Proximal hamstring
  • Lesser trochanter and ischium
  • Positive seated piriformis stretch and/or active piriformis tests
  • Ischial tenderness
  • Pain in the posterior thigh to the popliteal fossa aggravated with running
  • Positive ischial femoral impingement test
Pudendal
  • Ischial spine, sacrospinous ligament, and lesser sciatic notch entrance.
  • Greater sciatic notch and piriformis
  • Alcock's canal and obturator internus
  • Pain medial to ischium
  • Sciatic notch tenderness and piriformis muscle spasm and tenderness
  • Obturator internus spasm and tenderness

References

  1. โ†‘ Martin R, Martin HD, Kivlan BR. NERVE ENTRAPMENT IN THE HIP REGION: CURRENT CONCEPTS REVIEW. Int J Sports Phys Ther. 2017;12(7):1163-1173. doi:10.26603/ijspt20171163