The patient is a 17-month-old female who presented at an outside hospital with a 2-week history of antalgic gait after minor trauma. X-rays at admission showed a fracture of the left proximal femoral metaphysis with periosteal reaction and cortical rarefaction...
An initial diagnosis of probable metastasis was done and additional work-up performed to identify a primary tumor. A well circumscribed retroperitoneal mass, located in the right adrenal region was found on abdominal CT scan, and was surgically resected.