In the emergency department we proceeded to secondary evaluation, to the extraction of a blood sample (high CPK 2,295 U/l and myoglobin 469 ng/ml with normal left iliac branch CT scan with normal left pelvic tilt CT scan 4 / IV / IV / IV / IV / IV / IV / IV / IV / IV / IV / IV / IV / IV ), normal bone fracture / IV / IV / IV / IV / IV / IV / IV / IV / IV