Surgery Squamous cell ca of urinary bladder is predisposed to by -a) Urolithiasisb) Persistent Urachusc) Schistosomiasisd) Polype) Smoking A ac B bc C ad D b 💡 Explanation Squamous cell ca of urinary bladder is predisposed to by -a) Urolithiasisb) Persistent Urachusc) Schistosomiasisd) Polype) Smoking ✓ Correct Answer: A. ac