Mid-advanced stage bladder carcinoma tissue microarray with metastasis tissue, single core per case, and TNM classification information available. - 73 cases of urothelial carcinoma - 1 case of carcinoma Sarcomatoid - 2 cases of adenocarcinoma - 2 cases of undifferentiated carcinoma - 2 cases of metastasis. - 52 cases in mid-stage, 26 in the advanced stage