NERVE LIBRARY · Lower limb
Obturator nerve
Obturator nerve
Hip adduction weakness suggests involvement of obturator-supplied muscles.
- Roots / nucleus
- L2–L4
- Function
- Mixed
- 3D protocols
- Advanced localization guide
01Course and sensory territory
A variable small patch of medial thigh skin.
02Motor supply
Adductor longus/brevis, gracilis, obturator externus and part of adductor magnus.
03Localization clues
Hip adduction weakness suggests involvement of obturator-supplied muscles.
04Combine the studies
Compare adductor longus with quadriceps and paraspinals, considering pelvic surgery or trauma.
Related muscles
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References and further reading
- Proximal Lower Extremity Mononeuropathies ↗AAPM&R KnowledgeNow · Society educational review · Link accessed 2026-09-08
- Lumbosacral Plexopathy and Sciatic Neuropathy ↗AAPM&R KnowledgeNow · Society educational review · Link accessed 2026-09-08
Educational synthesis; independent neuromuscular specialist review is pending. Publication dates and compilation dates are distinct. This is an original teaching synthesis; consult the source for complete methods and criteria.