How many degrees rotation is necessary to image the zygapophyseal joints from a true lateral position?

30 degrees
20 degrees
45 degrees
70 degrees

20 degrees

Rationale: From a true lateral t-spine, the patient is rotated 20 degrees anterior or posterior to form a 70 degree oblique to image the zygapophyseal joints.

Health Professions

You might also like to view...

Which of the following is defined as the way in which a message is sent?

A) Channel B) Source C) Feedback D) Receiver

Health Professions

When treating a patient with frostbite, never attempt ____________ if there is any chance that the part may freeze again before the patient reaches the hospital.

Fill in the blank(s) with the appropriate word(s).

Health Professions