<prompt> All of the following are major criteria for diagnosing Myeloma except?Tissue biopsy suggestive of myelomaBone marrow plasma cells 30IgG level 35 glLytic bone lesions in X-ray  <response>: Major criteria for diagnosing myeloma includes presence of plasmacytoma on tissue biopsy, bone marrow plasmacytosis more than 30, and serum electrophoresis showing monoclonal immunoglobulin spike. Presence of lytic bone lesions is a minor criteria for diagnosing myeloma. Ref: The Washingtom Manual Of Surgical Pathology: Depament Of Pathology , By Peter A Humphrey, Loius P.Dehner, Ohn D. Pfeifer, Page 565. 