None; no surgical procedure of primary site; diagnosed at autopsy only10-19 Site-specific codes. Tumor destruction; no pathologic specimen or unknown whether there is a pathologic specimen20-80 Site-specific codes. Resection; pathologic specimen90 Surgery, NOS. A surgical procedure to the primary site was done, but no information on the type of surgical procedure is provided.98 Special codes for hematopoietic, reticuloendothelial, immunoproliferative, myeloproliferative diseases; illdefined sites; and unknown primaries (See site-specific codes for the sites and histologies), except death certificate only99 Unknown if surgery performed; death certificate only