“…3,4,49 The thigh muscles, iliopsoas, and paraspinous muscles are the most frequent sites of reported clinical involvement. 6,8,13,15,24,34,45,46,49,51,54 In the current series, the thigh and arm muscles were equally involved, followed by the chest wall and paraspinous musculature. Soft tissue metastases have been reported in many additional muscles and subcutaneous sites across the body.…”