摘要
Case HistoryThe patient,Peter Tschun Kert,a 28-year-oldmale player from a German orchestra,paid his ftrstvisit on December 2,1997,with the chief complaintof severe lumbar pain.The patient stated that onemonth before he got lumbar sprain while moving thefurniture in his house,which caused him severelumbar pain and motor impairment,and he had to liein bed in the following days.The pain radiated fromthe waist to the thigh,leading to difficult turning
