Prelim Topic 2

Question 1

Intial multi-disciplinary evaluation of px, decision for radthera, assement of pathbiology of tumor and staging

Answer 1

Clinical evaluation

Question 2

Selection of treatment goals/palliation, choice of modalities of treatment

Answer 2

Therapeutic decision making

Question 3

Definition of tumor extent and potential routes of spread, identification of sensitive critical organs and tissue

Answer 3

Target volume localization

Question 4

Selection of treatment technique, computation of dose distribution and verification of accuracy, determination of dose/time/volume/relationship

Answer 4

Treatment planning

Question 5

Selection of immobilization devices, radiographic documentation of treatment ports, measurement of px, shaping fields

Answer 5

Simulation of treatment

Question 6

Constructions of custom blocks, compensating filters, positioning and immobilization devices

Answer 6

Fabrication of treatment aids

Question 7

Initial verifcation of treatment set up, continual assessment of equipment performance

Answer 7

Treatment

Question 8

Evaluation of tumor response, assessment of tolerance to treatment

Answer 8

Px evaluation during treatment

Question 9

Evaluation of tumor control, assessement of complications

Answer 9

Follow-up evaluation

Question 10

Clinical evaluation, therapeutic decision making, target volume localization usually done by?

Answer 10

oncologist

Question 11

Treatment planning is done by?

Answer 11

Physicist

Question 12

Simulation of treatment is done by?

Answer 12

Oncologist and technologist

Question 13

Fabrication of treatment aids, treatment, px evaluation during treatment, follow-up evaluation is done by?

Answer 13

Technologist

Question 14

May refer px for treatment

Answer 14

Primary care physician

Question 15

A __ may refer a patient prior or after surgery

Answer 15

surgeon

Question 16

A patient may be referred for radiation therapy by __ who will wish to use chemotherapy in connection with radiation therapy.

Answer 16

chemotherapist

Question 17

Radiation therapy unit itself may be situated in a variety of setting what are those 3 setting?

Answer 17

Found in office or clinic, any location in the building, lower levels more often basement

Question 18

2 Reasons behind the location in the basement?

Answer 18

Amount of shielding required for use of these units walls for cobalt are usually 1mm thick

Question 19

Examination of px to determine the?

Answer 19

Suitability of radthera treatment

Question 20

Evaluation of px done by the?

Answer 20

Radiation oncologist

Question 21

Factors in which evaluation will rest

Answer 21

Disease state of px
History of previous medical intervention
Availability of other forms of treatment

Question 22

Probability of radthera

Answer 22

Cure
Symptotic relief

Question 23

Ways of outlining treatment portal

Answer 23

Use of indelible dyes
Use of dyes visible under black light
Use of tattoos

Question 24

Critical organs

Answer 24

Lens of eyes
Spinal cord
Kidneys

Question 25

During the procedure radiation oncologist will place the px in projected treatment position on a device called simulator

Answer 25

Simulation

Question 26

A type of diagnostic x-ray machine that can reproduce the geometrical arrangement of the treatment machine

Answer 26

Simulator

Question 27

Immobilization devices

Answer 27

Plaster of paris or thermoplastic immobilization shells

Question 28

Wood metal, lipowitz alloy

Answer 28

Cerrobend blocks

Question 29

Cerrobend block/wood’s metal is named after?

Answer 29

Barnabas wood