TFE3 and collecting duct carcinoma: This included cases of pRCC (n = 8, comprising 4 type I and 4 type II), chRCC (n = 5), renal cell carcinoma associated with Xp11.2 translocation/TFE-3 gene fusion (n = 4), sarcomatoid carcinoma (n = 1), collecting duct carcinoma (n = 1), and eosinophilic papillary carcinoma (n = 2).