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Statistics
American Cancer Society
Tissue
Techniques
Mechanics
100
How many women will develop breast cancer in their lifetime
What is 1 in 8
100
Before age 50 women should get...
What is the recommended age for baseline mammogram?
100
This is increasingly fatty as women get older
What is fatty tissue (adipose)
100
similar effective atomic numbers, mass densities, and Compton interaction
In soft tissue radiography, all the tissues being imaged have similar...
100
Compton scattering.
At low x-ray energy, photoelectric absorption predominates over
200
8 out of 9 women diagnosed with BC have no ____
What is have no family history
200
The recommended age group for annual screening.
What is 50 and older are the recommended age
200
80% of BC occurs in what tissue
what is ductal
200
low subject contrast
Soft tissue radiography requires special techniques because of what
200
A target of molybdenum or rhodium is preferable in mammography
What is reduces scatter
300
The type of exam for a first time mammogram
What is Baseline
300
No filter element can absorb its own
What is anode target characteristic radiation
300
glandular
What is the most radiosensitive tissue
300
17-24 kvp
The useful range of kVp is _____. This range enhances differential absorption, maximizes contrast.
300
ionization chamber and solid-state device
What is two types of AEC devices in mammo
400
The exam for asymptomatic women
What is Screening mammography
400
human genes that produce proteins that suppress tumors and repair damage to our DNA.
What is BRAC1 and BRAC2
400
diagnostic mammo
A must be able to demonstrate micro-calicifications less than 500 mm in size.
400
The tube is tilted ___ degrees to achieve an even smaller effective focal spot.
What is 6 degrees
400
Digital mammography has superior
What is contrast resolution because of post processing
500
The exam for women with elevated risks and/or symptoms of BC
What is Diagnostic mammo
500
_____ is used to lower patient dose and reduce focal spot blur.
What is compression
500
Anode angle is ____ degrees
What is 23 degrees
500
____ is the preferred focal spot shape, rectangle also common.
What is circle
500
Screen-film has ______ because of x-ray tube focal-spot size.
What issuperior spatial resolution