In an Effort to Decrease the MAs of an Exposure

question 12

Multiple Choice

In an effort to decrease the mAs of an exposure, the 15% rule of kVp change may be considered.Changing the original kVp of 84 using the 15% rule will have what impact?

• A)a higher incidence of pair production interactions
• B)greater Compton scatter interactions
• C)greater photon absorption in the patient
• D)an improvement in image contrast

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Definitions:

Elevated Urea

This refers to an increase in the concentration of urea in the blood, often indicative of kidney dysfunction or dehydration.

Creatinine

A chemical waste molecule that is generated from muscle metabolism and is excreted in the urine; its level is a measure of kidney function.

Vascular Surgeon

A specialized doctor who diagnoses, treats, and manages conditions of the vascular system, excluding the heart and brain.

Fistula

An abnormal tubelike passage from a normal cavity or an abscess to a free surface.