Which of the Following Is a Suggested Conventional Positioning Routine

question 32

Multiple Choice

Which of the following is a suggested conventional positioning routine for cervical myelography following fluoroscopy and spot imaging?

• A)Patient prone: PA lateral, swimmer's lateral, and one lateral decubitus-horizontal beam
• B)Patient on side: right lateral decubitus (AP) and left lateral decubitus (PA)
• C)Patient prone: PA horizontal beam and swimmer's lateral of C6 or C7
• D)Patient prone: horizontal beam lateral (centered to C4-5) and swimmer's horizontal beam lateral (centered to C7)

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Definitions:

Fisher's LSD

A statistical method for testing the significant differences between means in a set of three or more sample groups.

Tukey's Multiple Comparison

A statistical test used to find the differences between means in a set of data, controlling the error rate when making several comparisons.

Studentized Range Statistic

A measure used in statistics to identify outliers in a data set, calculated by dividing the range by an estimate of the standard deviation.

Critical Value

A critical value is a point on the distribution curve that separates the area where the null hypothesis is accepted from the area where it is rejected in hypothesis testing.