And Answers Graded A+
in what year did the FDA place restrictions on the use of silicone implants ANS 1992
circular skin markers are used for ANS moles
if the radiologist sees a lesion in the medial aspect of the CC view, but cannot locate it in the MLO, where
would you look for it on the true lateral? ANS upper 2/3 of the breast
11:00 on the RT breast is what quadrant ANS UOQ
Radiation therapy is a treatment that utilizes ANS high-energy radiation to destroy cancer cells
after a 4-projection mammogram, calcifications are visualized superior to the nipple, but only on the
MLO view. What addtl projection would be best to locate the position of the lesion ANS ML
women with lumpectomy should have magnified images taken of the tumor bed to ANS confirm the
removal of the ca, check calcium deposits that may result from radiation and surgical changes, and check
for recurrence of the cancer
under what circumstances are triangulation techniques necessary ANS to locate an abnormality
visualized on one projection only, during stereotactic procedures, and to perform sport magnification
what projection is used to prove breast calcs are benign (teacup) ANS ML
Calcifications seen on a mammogram are suspected to be in the skin. The best projection to prove this
theory is ANS tangential
In the RS position, the surface_______ the IR is rolled ______ ANS farthest from; superiorly
,The specimen is imaged to ANS confirm lesion was removed
a procedure whereby the lactiferous duct is cannulated and a small amount of contrast agent is injected
into the duct is ANS a galactogram
biopsy performed using a 14 gauge needle to remove tissue samples from the breast is termed ANS
core biopsy
which procedure is performed to obtain cellular material from a suspicious area for cytological analysis
ANS fine needle aspiration (FNA)
what biopsy technique is the most accurate (definitive) ANS open surgical bx
a cyst aspiration can be performed by ANS using US guidance, using nuclear medicine, using MRI
guidance
In US, the term acoustic enhancement refers to ANS the amount of sound passing through a structure
stereotactic breast localization is used to ANS calculate horizontal, vertical, and depth position of
non-palpable lesions
a pt had an US , which confirmed the presence of a cyst in the breast. The radiologist wished to rule out
intracystic tumor. what addtl study could be recommended ANS pneumocystogram
characteristics of a simple cyst ANS round mass, smooth margins, internal echoes
what characteristic would indicate the likelihood of a malignant mass ANS taller than wide mass
needle localization is performed for what reason ANS to indicate to a surgeon what area to surgically
remove
,what modalities can breast needle localization be performed in ANS Mammography, US, and MRI
After core biopsy, a surgical clip is usually placed in the breast. Why? ANS b/c sampling can remove
all radiographic evidence of a true lesion
present during initial breast growth ANS oxytocin
stimulates mammary gland for release of milk ANS prolactin
responsible for lobular proliferation and growth ANS progesterone
responsible for ductal proliferation ANS estrogen
what percentage of breast ca occurs during pregnancy ANS 3%
what can increase glandular breast tissue ANS HRT
how does glandular tissue appear on a mammogram and why ANS white/light grey; dense/hard to
penetrate
study that identifies the presence and location of intraductal lesions ANS galactography
function unit of the breast ANS terminal ductal lobular unit
DICOM ANS Digital Communication in Medicine; universal language for medical systems
SMPTE ANS checks communication btwn systems; society motion picture television engineers
densitometer ANS measures density on film (OD)
, signal ANS x-ray photons
noise ANS quantom mottle, undesired fluctuation in electric signal
MQSA Act ANS Proposed: 10/27/92, Abide By: 10/1/94, Final Regulations: 4/28/99
Medical Audit ANS BX recommended: that it was warranted & positive result
BIRADS ANS 0-6; on every report, have to use that language
Written Report... ANS within 30 days from facility
How long to keep records ANS 5 yr with additional priors, 10 yrs without any priors
self-referrals ANS up to facility to take
consumer complaint mechanism ANS process of how to resolve complaint through addtl channels
Certification ANS IEMA
Accreditation ANS ACR
Artifact Evaluation ANS checks for artifacts within imaging system/channel (detector, filter, window,
paddle)
SNR ANS signal to noise ratio (quality of information in image)
MTF ANS Modular Transfer Function (sharpness of image)