This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urinary tract, Subject name: Anatomy
Transitional cell carcinoma bladder is associated with which of the following 
Select and explain. 
A. Schistosomiasis, B. Ascarasis, C. Malaria, D. Any of d above
A: Schistosomiasis
Answer: A: Schistosomiasis 
Explanation: Schistosoma haemotabium infections in endemic areas like Egypt and Sudan are an established risk. The ova are deposited in the bladder wall and invite a brisk chronic inflammatory response that induces progressive mucosal squamous metaplasia and dysplasia and in some instances neoplasia refer Robbins 9/e p965