Multiple Myeoloma Pelvis

Description: destruction is widespread and obvious. Close inspection Multiple Myeloma of the largest lesion shows it to be purely lytic, without any matrix or calcification. There are numerous "tear-drop" shaped lytic lesions in the Multiple Myeloma left femur. Pathologic fracture of the neck of the femur can be clearly seen.
For all practical purposes, the differential diagnosis is between Multiple Myeloma (MM) and metastatic disease, especially breast in a female. While one cannot usually decide between MM and lytic metastases