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Radiation Protection in Diagnostic Imaging

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Radiation Protection in Diagnostic Imaging

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Questions and Answers

What is the most widely used and recommended lead equivalent thickness for aprons in diagnostic imaging?

0.35 mm

0.25 mm

0.5 mm (correct)

1.0 mm

In what area can a neck and thyroid shield provide protection for occupationally exposed individuals?

Chest area

Thyroid area (correct)

Foot area

Hand area

What level of lead equivalent protection is recommended for protective eyeglasses during fluoroscopy and interventional procedures?

1.0 mm

0.35 mm (correct)

0.25 mm

0.5 mm

What is the purpose of side shields on protective eyeglasses used during procedures that require turning of the head?

Reducing scatter radiation to the eyes Signup and view all the answers

What is the purpose of using wraparound frame aprons?

To ensure correct apron selection Signup and view all the answers

Which lead apron thickness is most appropriate for use in mammography?

0.25 mm Signup and view all the answers

What is the function of protective eyeglasses with wraparound frames during general fluoroscopy?

Minimize radiation exposure to the eyes Signup and view all the answers

Why is the lead-lined metal tube housing designed in diagnostic x-ray procedures?

To restrict x-ray emission to the primary beam area Signup and view all the answers

What is a reason to use other materials in the protective apron instead of lead?

To reduce back or neck problems Signup and view all the answers

Why are some garments impregnated with tin or similar metals?

To provide better radiation protection than lead Signup and view all the answers

When should protective lead aprons and gloves be used by radiographers?

When unable to remain behind a protective barrier during an exposure Signup and view all the answers

Historically, what was the required equivalent thickness of a protective apron for a 100 kVp x-ray beam?

0.25 mm of lead Signup and view all the answers