Pediatrics Which of the following investigation is not needed during evaluation following 1st episode of urinary tract infection on a 7 month old boy? A DMSA scan B Ultrasound of kidney and urinary tract C DTPA scan D Micturating cystourethogram (MCU) 💡 Explanation Which of the following investigation is not needed during evaluation following 1st episode of urinary tract infection on a 7 month old boy? ✓ Correct Answer: C. DTPA scan