The percent depth dose for a 12 x 12 cm field, 4 MV, 5 cm depth, and 80 cm SSD is 82.8%.  Calculate the percent depth dose for the same field size and depth for 100 cm SSD.

When making temperature & pressure corrections for ion chambers, and the temperature has increased, the measured output will:

When simulating a larynx, what external landmarks would you use to locate the larynx?

When treating a single field on a 6 MV linear accelerator what should be recorded in the chart? Tumor dose Gantry position Backscatter Factor Exposure dose in air

Calculate the gap between two 15 cm long fields, both treated at 100 SSD to a depth of 6 cm.

A patient is being transferred from the cart to the table and he/she has a lytic tumor located in the mid-femur.  You should lift by:

A dose of 3000 cGy is to be delivered at a depth of 8 cm at a %DD of 76%. What is the dose to an underlying organ at 14 cm at a % DD of 58%?

Which sinus is found inferior to the orbits?

When treating a Breast Ca patient with involved nodes in the arm, one should: Not put IV puncture in effective arm Immobilize arm in a sling when not being treated Tell the doctor if arm swells

Which of the following is not considered a side effect of Whole Brain irradiation?