This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urethra & Penis, Subject name: Surgery
Thimble bladder is seen in: 
Select and explain. 
A. TB, B. BPH, C. Malignancy, D. Schistosomiasis
A: TB
Answer: A: TB 
Explanation: Ans. (a) TBRef: Campbell Urology 11th Edition, Page 423* Severely contracted thimble bladder occurs in tuberculosis; typically has a capacity of less than 20mL.