AR and neoplasm: Shahin et al., in their retrospective study, where 40 EC Type 1 and 12 EC Type 2 cases were analyzed through AR immunohistochemical expression, and Mahdi et al., in their study with 209 EC Type 1 and 52 EC Type 2 cases analyzed through AR immunohistochemical expression, have come to a similar conclusion that AR expression was more often associated with EC Type I, early tumor stage (I-II), and low FIGO grade (1-2) EC.