Most common histological variant of RCC is:
Renal cell carcinoma Clear cell carcinoma (70%) Sporadic (mc), Familial Papillary carcinoma (15%) Papillary growth pattern Familial and sporadic forms Chromophobe carcinoma (5%) Prominent cell membranes and pale eosinophilic cytoplasm, Halo around the nucleus. Collecting duct (Bellini duct) carcinoma (<1%) From collecting duct cells in the medulla
Clear cell carcinoma
Papillary carcinoma
Chromophobe carcinoma
Collecting duct carcinoma
Renal carcinoma