F (2:1)* Most of the RCC are sporadio AD (familial)Must KnowKIDNEY CA (extract from Robbins 9th ed)* MC benign tumor of kidney: Renal papillay adenoma* MC malignant tumor of kidney: RCC > Wilms tumor* MC kidney tumor associated with tuberous sclerosis: Angiomyolipoma* MC type of RCC: Clear cell CA (70 - 80%)* MC type of renal CA associated with dialysis: Papillary CA* MC renal CA associated with sicke cell trait: Medullary CA* Renal CA having best prognosis: Chromophobe I">