Flashcards in Breast CA bit Deck (28):
What are the two types of tissue that can develop into CA?
What happens with breast tissue with increasing age? What is the consequence of this for imaging?
Fatty increase, better for imaging
What are the five characteristics of imaging for breast tissue?
5. Posterior features
Black hole on a US mean white?
Hypoechoic = more likely to by cystic
Lot of whiteness on US signifies what?
Highly dense tissue--more likely to be cancerous
What is shadowing in the context of ultrasound?
dense structure interfering with the echo
What is isoechoic?
Equally hyper and hypoechoic
What are the classical findings of a cyst on US?
Black ball with shadowing posterior to it
Fibroadenoma looks like what on US?
What are the characteristics of malignancies on US?
big mangled mas of stuff wwo small densities all up in it
Spiculation is what and is concerning for what?
Black lines that spew out all over the place
What is the gold standard for breast CA prevention?
What happens to the sensitivity of mammography with extremely dense breast tissue?
What are the most worrisome findings on a mammography?
What are the clips used for in breast imaging?
mark the site of biopsy
When are microcalcifications particularly concerning?
When grouped together
BIRADS score is sued for what?
How likely a pt is to have breast CA based on imaging
What is a 0 on the BIRADs scoring?
Presence of a radiological finding requiring further evaluation
What is a 1 on the BIRADs scoring?
No radiological finding is observed. The study is normal
What is a 2 on the BIRADs scoring?
Normal, but has other features and should f/u later
What is a 3 on the BIRADs scoring?
Probably normal, but there is 2% chance of CA. F/u in 6 mo
What is a 4 on the BIRADs scoring?
Suspicious lesions that need biopsy
What is a 5 on the BIRADs scoring?
Highly suspicious for breast CA. Biopsy again needed
What is a 6 on the BIRADs scoring?
Confirmed breast CA by radiologist and pathologist
What is a partial mastectomy?
taking out a portion of the breast tissue
What is a sentinel lymph node?
First lymph node that will harbor CA
What is the dye used for breast lymph node evaluation?