In the Evaluation of Renal Calculi, Advantages of a Noncontrast

question 32

Multiple Choice

In the evaluation of renal calculi, advantages of a noncontrast computed tomography over a conventional intravenous pyelogram include: I. delineation of signs associated with obstruction
II. determination of stone size and location
III. reduction of radiation dose

• A)I and II
• B)II and III
• C)I and III
• D)I, II, and III

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Definitions:

Electrostatic Charge

A stationary electric charge built up on the surface of a material, typically caused by contact or friction.

Lightning Arrestor

A protective device that diverts surge voltages from lightning strikes away from electronic equipment or electrical installations, minimizing damage.

Lightning Discharge

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between two clouds, or between a cloud and the ground.

Protected Object

An item or entity safeguarded by specific measures against potential threats or damage.