You are treating a rectal patient on a Varian 2300 linear accelerator with a calculated SSD of 100 cm.  Your patient’s AP/PA separation is 36 cm and his lateral separations are 42 cm. The tumor is located 19 cm deep from his anterior surface.  The doctor has written a prescription for 28 fractions to a dose of 5040 cGy and a prescription for a boost of 3 fractions to a dose of 540 cGy. The daily monitor units for the AP portal are 58, RT lateral portal 73 and the LT lateral portal 78.  Your patient is beginning his treatment on Thursday 12/1/2019.  Your patient will miss his treatment on 12/9 due to previous obligations. What is your patient’s elapsed day after treatment delivered on 12/6?

A patient is being treated for a skin lesion and the order calls for 1 cm of superflab bolus. As the treating therapist, you begin to notice the area you are treating is becoming irritated and moist with each fraction of radiation.  The patient is not complaining of soreness in the affected area, but you feel sorry for your patient. The correct thing to do as the treating therapist is to

Which of the following nodal groups is not part of the visceral nodes of the abdomen?

For patients with descending large colon cancer, the main dose-limiting structure for acute and chronic side effects is the:

Based on this image, at what level in the thorax is this image obtained?

Radiation therapists are responsible for monitoring their patients while under treatment. Which of the following would not be a specific effect from radiation?

Primary and metastatic brain patients are given corticosteroids to reduce inflammation fo their cancer. What would be a corticosteroid that would be prescribed? 

Portal imaging is considered mandatory not only as a good clinic practice but as a

As the energy of a megavoltage beam increases, the distance between the surface and the depth of the maximum dose increases, this gives rise to what is known as

The most common pathology for patients presenting with breast cancer is