 A DTPA and EC renal scan is performed to examine your kidneys and assess their function. Fasting is not required on the day of the scan. Please inform the attending staff in case you are pregnant. You shall be advised to drink a lot of fluids before and after the scan. Pediatric patients will be accompanied to the Pediatric Emergency Department to insert the intravenous cannula. During the scan, a small dose of radioactive injection is given intravenous and initial images are acquired after 30 minutes. Some patients may require delayed images after 2 hours. This will be decided by the doctor after assessing the initial scan. Reports will be issued the same day.