Ankle dorsiflexor strength was within normal limits as was testing of the proximal lower extremity muscle ... signs of a classic unilateral S1 radiculopathy sciatic distribution weakness, pain ...

Disc herniation (or bulge) is another common cause of lumbar radiculopathy ... of a lower extremity. Pregnancy can also cause ...

The lumbosacral plexus is formed by the ventral branches of the second to fifth lumbar nerves. The lower division of the fourth lumbar nerve joins the fifth, and the lumbosacral trunk thus formed ...