When would an off-axis calculation not be used to calculate normalization points?

When calculating extended distances how do you correct the %DD?

Lateral brain fields and a posterior spinal field are best matched by turning the:

When using an extended distance, what corrections need to be made?

Which of the following is a graphic plot of the target and normal structure volumes vs a function of dose?

When inguinal nodes need treatment, what treatment technique would be least likely?

Which of the following treatment technique utilizes on board imaging system to localize internal structures of the patients before treatment?

Which of the following is a major difference between VMAT arc and Dynamic Conformal Arc (DCA)?

What is true regarding an excisional biopsy?

At what depth is the 90% isodose line using a 12 MeV electron beam?