What physical exam findings can you expect to appreciate? L3 innervated muscles may show weakness, specifically the quadriceps group.  In addition, the dermatomal map of L3 includes the anterior medial thigh and the medial knee.

What physical exam findings can you expect to appreciate? L5 innervated muscles may show weakness, specifically the great toe extensors.  Other muscles that can be involved are the gluteus medius, tibialis anterior, and peroneal muscles.  In addition, the dermatomal map of L5 includes the lateral knee, anterior shin, and dorsum/plantar surface of the foot around