Dosimetry exam 1 - Study guides, Class notes & Summaries

Dosimetry Exam 1 Question and answers 100% correct 2023field size is defined at - correct answer SAD equivalent path length - correct answer the calculation depth adjusted for heterogenity of tissue, bone, lung and other objects that lie in the path of beam to the calculation point types of bolus - correct answer wax, rice grains, water (gauze), superflab *thickness of blous must be included with the depth

Definitions for Dosimetry Exam 1 Question and answers 100% correct 2023Depth - depth of calculation point Energy - penetrating power of beam Density - the type of tissue the beam penetrates - correct answer What does Dose delivery depends on: distance from the radiation source to the skin surface; - correct answer SSD (source to skin distance) distance from the tube to the skin surface - correct answer TSD (tube to skin distance) the size of the field on skin - correct an...

Definitions for Dosimetry Exam 1 Question and answers already passed 2023

Dosimetry Exam 1 Questions with complete solution 2023GTV - correct answer gross tumor volume. palpable or visible tumor. CTV - correct answer clinical target volume. visible plus any subclinical disease that needs treatment. PTV - correct answer planning target volume. CTV plus margins for error. OAR - correct answer organs at risk. radiosensitive organs that influence planning. Treated Volume - correct answer includes a specific isodose line. Irradiated Volume - c...

Dosimetry Exam 1 Chapter 1 Question and answers correctly solved 2023Staffing - correct answer 1.Department Manager 2.Radiation Oncologist 3.Medical Physicist 4.Dosimetrist 5.Radiation Therapist 6.Nurse Radiotherapy Planning - correct answer Dosimetrist does this. Measures the dose of target volume Treatment of Planning Process - correct answer is a process that involves the determination of treatment parameters considered optimal in the management of a patient's disease.

Dosimetry Exam 1 Question and answers correctly solved 2023

MDCB: Mock Exam 2 Questions with 100% Verified Correct Answers A patient receiving treatment to the head and neck region has experienced a skin reaction and mucositis at a total dose much lower than anticipated. The radiation oncologist requests an evaluation of the treatment. Which of the following steps should be taken? A. recalculate the treatment plan B. ensure that the depth dose, build-up region, wedge parameters, and other pertinent information for the treatment unit are correct ...

Dosimetry Exam 1 Question and answers already passed 2023

Dosimetry Exam 1 Chapter 1 Question and answers 100% correct 2023