Transitional cell carcinoma of the bladder in children and adolescents is extremely rare. In patients younger than 20, bladder cancer tends to express a well-differentiated histology and behave in a more indolent fashion. Younger patients appear to have a more favorable prognosis because they present more frequently with superficial and low-grade tumors, We report two cases of transitional cell carcinoma of the bladder in patient younger than 20 years old.
Adolescent ; Carcinoma, Transitional Cell* ; Child ; Humans ; Prognosis ; Urinary Bladder Neoplasms ; Urinary Bladder* ; Young Adult*