Breast imaging Flashcards
1
Q
Explain traditional mammography?
A
- x-ray
- 2 views
- cranial caudal and mediolateral oblique
2
Q
how might DCIS appear on mammography?
A
- linear or branching calcifications
- pleomorphic size and density
3
Q
How might a malignant lesion appear on USS?
A
- Ill defined
- tall
- hypoechoic
- heterogenous
4
Q
What is tamosynthesis?
A
- 3D technique
- removes overlap
- shows margin better
5
Q
Weakness of tamosynthesis
A
- low sensitivity in dense breasts
- additional radiation
6
Q
What are 2 types of advanced mammography?
A
- tamosynthesis
- contrast enhanced spectral mammography
7
Q
What are the 2 images generated by contrast enhances spectral mammography?
A
- low energy
- subtracted image
8
Q
What has the highest sensitivity for a breast cancer?
A
- Contrast enhanced MRI
9
Q
Advanced USS techniques of the breast involve what?
A
- tissue stiffness
10
Q
4 types of advanced USS techniques
A
- strain elastography
- shear wave elastography
- contrast enhanced US
- Automated breast ultrasound
