TABLE 1.

Lumbar and/or lower extremity locations of double crush syndrome

Authors & Year	Features
Giannoudis et al., 200514	Acetabular fractures with injuries of sciatic nerve proximally and peroneal nerve distally at the fibular neck
Chodoroff & Ball, 198513 Golovchinsky, 199815 Zheng et al., 201620	Lumbosacral radiculopathy and tarsal tunnel syndrome
Augustijn & Vanneste, 199212	Posterior tibial nerve compressed under flexor retinaculum (tarsal tunnel syndrome)
Kanamoto et al., 201616	Lumbar nerve is compressed both medially and laterally in the spinal canal
Ang & Foo, 20148	Lumbar radiculopathy and superficial peroneal nerve entrapments at two separate locations
Reife & Coulis, 201310	Lumbar radiculopathy and peroneal nerve
Crotti et al., 20059	Lumbar radiculopathy and peroneal nerve crural branches
Wu et al., 202018	Simultaneous lumbar foraminal and/or extraforaminal stenosis
Yamada et al., 201119	Fifth lumbar spinal nerve (compression at two or more sites from intraspinal to extraforaminal zone; failed back surgery)
Nishimura et al., 202017	Lumbosacral epidermoid tumor and sacral Tarlov cyst at S2