Multiple myeloma: Lytic lesions in the radius

(A) The plain film of right radius in the AP projection is from a patient with multiple myeloma. The image reveals characteristic multiple punched out lesions in the proximal diaphysis of the right radius.
(B) A magnified view of the proximal radius.
(C) A magnified and enhanced view to exemplify the punched out, well defined nature of the lesions with no overt reaction by the surrounding bone.