Digital Mammography and Breast Tumor Detection

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What is a key advantage of digital mammography over film mammography?

Lack of computer-aided detection

Ability to manipulate image contrast (correct)

Inability to store images

Higher radiation exposure

Which feature of digital mammography can help in detecting abnormalities with the help of technology?

Computer-aided detection (correct)

Inability to transmit digital files

Ability to manipulate image contrast

Higher re-take rates

What is a potential benefit of digital mammography for younger women or women with dense breasts?

Higher radiation exposure

Increased risk of dying from breast cancer

Lower accuracy in detecting cancers

More accurate screening for cancers (correct)

How does digital mammography contribute to decreasing the need for re-takes compared to film mammography?

By providing electronic signals for image storage and transmission Signup and view all the answers

What does the lack of evidence regarding digital mammography's superiority over film mammography relate to?

Risk of dying from breast cancer Signup and view all the answers

What is one capability of digital mammography that enhances its usefulness for expert consultation?

Ability to easily transmit digital files to other experts Signup and view all the answers

What is the main difference between Digital Breast Tomosynthesis (3D mammography) and standard CT technology?

Tomosynthesis uses significantly fewer x-ray beams than CT technology. Signup and view all the answers

What is the radiation dose delivered to the breast by tomosynthesis compared to 2D mammography?

Similar Signup and view all the answers

Why is tomosynthesis often used in addition to 2D mammography?

To improve the detection of breast cancers. Signup and view all the answers

What do early evaluations of 3D mammography suggest compared to 2D mammography?

Improved detection of breast cancers Signup and view all the answers

Why are large-scale comparisons of tomosynthesis with 2D mammography still in process?

Because researchers are unsure whether 3D mammography is better or worse at avoiding false-positive results and identifying early cancers. Signup and view all the answers

What is one key area where researchers currently lack full certainty regarding 3D mammography?

The overall effectiveness in identifying early cancers Signup and view all the answers

What is the purpose of a mammogram?

To detect cancer and other breast diseases Signup and view all the answers

How are breasts positioned during a mammogram?

On a flat support plate with a compression paddle Signup and view all the answers

What detects the x-rays passing through the breast during a mammogram?

A photographic film plate Signup and view all the answers

How do low density tissues appear on a film mammogram?

Darker shades of gray on a white background Signup and view all the answers

What does a radiologist look for when examining a mammogram?

High density regions or areas of unusual configuration Signup and view all the answers

In digital mammography, what technology is used to form the image?

Solid-state detectors transmitting electronic signals to a computer Signup and view all the answers