The "herald" lesion of the bladder: a lesion which portends the approach of cancer or inflammation from outside the bladder.
D003556:Cystitis / Q000209:etiology*; D006801:Humans; D007249:Inflammation; D009369:Neoplasms; D001749:Urinary Bladder Neoplasms
BLADDER/neoplasms; CYSTITIS/etiology