questions with verified answers
A rectangular shape FOV eliminates Ans✓✓✓ divergence artifact
ABC/123 annotation method:
letters Ans✓✓✓ A= superficial
B= mid breast
C= near chest wall
ABC/123 annotation method:
numbers Ans✓✓✓ 1= near nipple
2= mid-way from nipple to periphery
3= periphery of breast
anechoic synonyms (2) Ans✓✓✓ 1. sonolucent
2. echolucent
Benign characteristics on mammogram (7) Ans✓✓✓ 1. round/oval
2. lobulated
3. smooth
4. large calcifications
5. diffuse punctate calcifications
6. eggshell calcification
7. arterial calcification
, BIRADS categories (9) Ans✓✓✓ 1. shape
2. orientation
3. margin
4. lesion boundary
5. internal echo pattern
6. posterior acoustic features
7. calcifications
8. vascularity
9. special cases
BIRADS categories: adjacent tissues affected (4) Ans✓✓✓ 1. thickening
2. ductal changes
3. architectural distortion
4. edema
BIRADS categories: calcifications (2) Ans✓✓✓ 1. micro <0.5mm
2. macro >0.5mm
BIRADS categories: internal echo pattern (5) Ans✓✓✓ 1. isoechoic
2. anechoic
3. hyperechoic
4. hypoechoic
5. complex