AMY HEATH TREATMENT DELIVERY (CH 7) Flashcards
Which is not true regarding patient positioning?
A. Patient comfort is not important if the patient is immobilized
B. Patients may need to remove dentures or other devices prior to treatment
C. Documentation of patient setup is necessary for daily positioning
D. Positioning must be verified daily
A. Patient comfort is not important if the patient is immobilized
When three-pointing a patient, the patient is positioned in all of the following planes except:
A. W
B. X
C. Y
D. Z
A. W
Orthogonal films are two films taken ______ degrees apart.
A. 45
B. 90
C. 180
D. 275
B. 90
Which modality of radiation therapy measures movement of the tumor?
A. 2D
B. 3D
C. 4D
D. IMRT
C. 4D
Dose calculations must have _____ independent checks prior to initial treatment.
A. One
B. Two
C. Three
D. Four
B. Two
Which of the following checks is necessary for arc radiation therapy treatment but not static radiation therapy treatment?
A. Couch indexing
B. Patient positioning
C. Use of correct patient marks
D. Clearance of gantry and table
D. Clearance of gantry and table
Which of the following is not necessary to be included in a radiation therapy prescription?
A. Anatomic site
B. Treatment technique
C. Side effect management teaching
D. Fractionation schedule
C. Side effect management teaching
Which of the following treatment machine components must the radiation therapists check prior to treatment? (Choose all correct answers).
A. Optical distance indicator
B. Machine parameters
C. Field light operation
D. Patient positioning
A. Optical distance indicator
B. Machine parameters
C. Field light operation
Which of the following are indications for patient monitoring during treatment ?
(Choose all correct answers).
A. Patient safety
B. Watch for patient motion
C. Prevent collision of gantry and table
A. Patient safety
B. Watch for patient motion
C. Prevent collision of gantry and table
Patient monitoring should include (Choose all correct answers):
A. Two-way audio communication
B. Visual contact with patient’s treatment area
C. MLC movement for IMRT
D. Visual contact with patient monitors in the event of anesthesia
A. Two-way audio communication
B. Visual contact with patient’s treatment area
C. MLC movement for IMRT
D. Visual contact with patient monitors in the event of anesthesia
What is not a parameter verified by all record and verify software systems?
A. Beam positioning (gantry, collimator, table)
B. Correct patient
C. Field size and/or cone size
D. Monitor units
B. Correct patient
At minimum, verification imaging should be completed (Choose all that apply):
A. At the beginning of the course of treatment
B. Every fraction
C. When changes are made to patient positioning or the treatment plan
A. At the beginning of the course of treatment
C. When changes are made to patient positioning or the treatment plan
Which of the following is not true regarding patient dose verification?
A. May be completed through the use of TLDs
B. Must be ordered by physicians
C. Likely to be completed towards the end of a patient’s course of treatment
D. May be completed through the use of diodes
C. Likely to be completed towards the end of a patient’s course of treatment
In the event a treatment beam was terminated due to machine malfunction ,
where would you be able to find the monitor units delivered to the patient?
A. Backup monitor unit counter
B. From physics staff
C. Only available through record and verify computer
D. Electrical circuit breaker box
A. Backup monitor unit counter
Unintended table movement during treatment is an example of:
A. Mechanical malfunction
B. Radiation malfunction
C. Electrical malfunction
D. Human error
A. Mechanical malfunction
