The term "subtype" has officially replaced "variant" for distinct morphologic categories. "Variant" is now reserved specifically for genomic alterations.
Several renal tumours are now defined by their genetic alterations, such as SMARCB1-deficient medullary renal cell carcinoma (RCC), TFEB-altered RCC, and ELOC-mutated RCC. Pathology and Genetics of Tumours of the Urinar...
The pathology and genetics of urinary system tumours have been significantly updated in the . This latest "Blue Book" shifts the focus toward a more molecular-driven classification while maintaining morphology as the diagnostic groundwork. Key Updates in the 5th Edition The term "subtype" has officially replaced "variant" for