Multiple Ipsilateral Lower Extremity Masses in a 46-year-old Man

Multiple Lower Extremity Mononeuropathies by Segmental Schwannomatosis: A Case Report

“…Schwannomas are benign nerve sheath tumors that can arise along the course of nerves or spinal roots [ 2 ]. About 30% of schwannomatosis affect a single limb or one half of the body, as in our case [ 4 6 ]. Schwannomatosis limited to a single limb is defined as segmental schwannomatosis [ 3 ].…”

“…These are characterized by the multiple schwannomas in the absence of bilateral vestibular schwannomas [ 3 ]. Pain is reported in several cases with schwannomatosis along the peripheral nerves [ 4 5 ]. However, motor weakness by multiple mononeuropathies has rarely been reported.…”