A 70-year-old male has a pathologic fracture of femur. The lesion appears a lytic on X-rays film with a circumscribed punched out appearance. The curetting from fracture site is most likely to show which of the following?
Old patient along with lytic circumscribed punched out X-ray appearance suggests multiple myeloma Multiple myeloma most often presents as multifocal destructive bone tumors composed of plasma cells throughout the skeletal system. It shows sheets of atypical plasma cells.