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* 1. Attendee Information: Please enter your full name on the first line and the email address your registered with on the second line.

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* 2. A renal pelvic width of greater than what size is indicative of an obstruction?

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* 3. The sensitivity of ultrasound in detecting ureteral calculi is low (<35%), mid-range (35-70%) or high (>70%)?

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* 4. How quickly following an acute ureteral obstruction does renal function have a 40% decrease?

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* 5. Beyond urinary bladder distention, which of the following can suggest a urethral obstruction?

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* 6. A major limitation of urethral stents for the management of urethral obstruction secondary to uroepithelial cancer is?

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