TABLE 1.
Potential Pitfalls
| Pitfall | Discussed in… |
|---|---|
| Inadequate hydration | Part 1 of article |
| Delayed ureteral transit caused by diclofenac | Part 1 of article |
| Failure to have patient void before study | Part 1 of article |
| Dose infiltration | Part 1 of article |
| Error in recording patient’s height, weight, or dose injected | Part 1 of article |
| Patient motion resulting in spurious quantitative indices | Part 1 of article |
| Failure to use urinary drainage catheter for patients with urinary diversions | Part 2 of article |
| Insufficient dose of furosemide to obtain adequate diuresis in kidney with reduced function | Part 2 of article |
| Failure to obtain postvoid kidney image to evaluate drainage | Part 2 of article |
| Use of whole-kidney ROI to evaluate washout rather than ROI limited to dilated collecting system | Part 2 of article |
| Use of parenchymal ROI reference values as standard for whole-kidney ROI measurements of T½ or 20-min/maximum count ratio |
Part 2 of article |
| Measurement of relative function during 1- to 3-min postinjection period in patients with severely impaired renal function and delayed urine excretion |
Part 2 of article |