Using a more pragmatic classification system than the current standard provided clearer discrimination between disease ...

SCC is a common skin cancer, more aggressive than basal cell carcinoma, with potential to metastasize. Long-term UV exposure is a primary cause, with SCC often appearing on sun-exposed areas.

Squamous cell carcinoma of the bladder is rare, accounting for 2% to 5% of bladder cancers in the U.S., and is linked to chronic bladder irritation. Diagnosis involves cystoscopy, biopsy, and imaging ...