KIT and urinary bladder carcinoma: In addition, significant variation was found relating CD117/KIT intensity score to tumoral schistosomiasis association with a P value of 0.001, as all the six cases with strong staining (dark brown color, score 3) were included in the schistosomiasis-related urinary bladder carcinoma group and all the 13 cases that were weakly stained (faint or light blue color, score 1) were included in the control group (Fig. 1).