nucleolar organizer regions in bladder tumor predictive value compared to urine cytology

in egypt bladder cancer is one of the commonest malignancies and usually patients seek medical care in advanced stage.squamous cell carcinoma, thought to be the prediminant type,hoever,an overall predominance of transitional cell carcinoma is noted announcing for the change of bladder cancer pattern in egypt.superficial bladder tumors are commonly from the non bilharzial group and are mainly well differentiated but thier natural history is unpredictable.