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LS Plexus
Nerves and Contributions
Nerves | Contributions and Divisions |
---|---|
Subcostal | T12 (posterior division) |
Iliohypogastric | T12, L1 (posterior division) |
Ilioinguinal | L1 (posterior division) |
Genitofemoral | L1,L2 (posterior division) |
Lateral femoral cutaneous | L2,L3 (posterior division) |
Femoral | L2-L4 (posterior division) |
Obturator | L2-L4 (anterior division) |
Lumbosacral trunk | L4,L5 |
Superior gluteal nerve | L4-S1 (posterior division) |
Inferior gluteal nerve | L5-S2 (posterior division) |
Nerve to quadratus femoris and inferior gemellus | L4-S1 (anterior division) |
Nerve to obturator internus and superior gemellus | L5-S2 (anterior division) |
Nerve to piriformis | S1,S2 (posterior division) |
Posterior femoral cutaneous | S1-S3 (mixed) |
Sciatic | L4-S3 (mixed) |
Sciatic:Tibial component | L4-S3 (anterior division) |
Sciatic: Common peroneal | L4-S2 (posterior division) |
Sacral Plexus | L4-S4 |
Lumbar Plexus | L1-L4 (T12) |