5%) of a high-grade component in a papillary tumour warrants a high-grade diagnosis.
WHO/ISUP grading is now recommended for all RCCs. For bladder tumours, any presence (even ≥is greater than or equal to 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 5%) of a high-grade component in a papillary
Muscle-invasive bladder carcinoma is now categorized into six molecular subgroups: luminal-papillary, luminal non-specified, luminal-unstable, stroma-rich, basal-squamous, and neuroendocrine-like. This latest "Blue Book" shifts the focus toward
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.
The term "subtype" has officially replaced "variant" for distinct morphologic categories. "Variant" is now reserved specifically for genomic alterations.