Renal Scan
Indications:
- Evaluation of renal perfusion and function
- Evaluation of renal trauma
- Detection and evaluation of renal collecting system obstruction
- Evaluation of renovascular hypertension
Test Preparation:
The patient should be well hydrated prior to the renal scan. No other preparation is necessary.
Examination Procedure:
The patient will be given an IV injection of a small amount of a radioactive tracer that will go to the kidneys dependent of function and blood flow. The patient is imaged with the camera under the table for approximately thirty minutes. The patient very rarely will need to come back later for delay pictures which last approximately five to ten minutes.