<prompt> Straining and dribbling of urine in a male infant with recurrent urinary infection should lead to the suspicion of :Vesico ureteric refluxPosterior urethral valvePelvic ureteric junction obstructionPhimosis  <response>: The informations provided in this question are :Straining Sign of obstructionDriblling Sign of obstruction and incomplete bladder emptying.UTI May be due to urinary obstruction.All these suggest the diagnosis of obstructive uropathy, and posterior urethral valve is most common cause of obstructive uropathy. 