Bence jones proteins are -: (A) Heavy chain IgG, (B) Present in bone marrow, (C) Seen in lymphoma, (D) Light chain IgG
Answer is D. About two-third cases of multiple myeloma excrete Bence Jones peotein i.e, light chain Ig G in the urine. Bence Jones proteins are paraproteins or abnormal immunoglobulins or their pas circulating in plasma & excreted in urine.Reference :Harsh mohan textbook of pathology sixth edition pg no 383.