FCGR3A and colorectal carcinoma: Furthermore, we found that the density of intraepithelial FcγRIIIA+ (CD16) TAN in primary tumors was associated with a better prognosis in accordance with the results of Sconnochia et al. who reported the favorable prognostic impact associated with a high density of FcγRIIIA+ (CD16) tumor-infiltrating myeloid cells in a large series of primary CRC tumors.