ARDMS Breast Registry Review Ch. 6 Exam Questions With Verified Answers

ARDMS Breast Registry Review Ch. 6 Exam Questions With Verified Answers Simple cysts may regress after menopause, but may perisist in women taking _______. - answerHRT Result from obstructed lactiferous ducts due to fibrosis or proliferative changes in the duct epithelium. Or can result from hormonal dilatation. - answerCysts Mammographic appearance of a cyst. (4) - answer1. Round or oval 2. Smooth (circumscribed) margins 3. Radiopaque - Water Density 4. Halo Sign (lucent rim of fat) Sonographic appearance of a cyst - answer*Round or oval, anechoic, *well circumscribed, *acoustic enhancement, may have edge shadowing, occasionally lobulated, compressible, no internal doppler signal. These three criteria are required to classify a cyst as "simple" Three criteria required for a cyst to be classified as simple. - answerRound or oval Anechoic Acoustic enhancement Only _______% of breast cysts are simple. - answer11 Artifacts within a cyst may be caused by... (9) - answer1. TGC 2. Overall gain 3. Focal position 4. Small size 5. Superficial location (use standoff) 6. Deep location 7. Side or grating lobe artifact 8. slice (section) thickness artifact 9. Volume averaging artifact Types of non-simple cysts ((5) - answer1. Complicated cysts 2. Complex cysts 3. Clustered microcysts 4. Septated cysts 5. Calcified cysts Cyst containing homogeneous low level internal echoes with fluid-fluid or fluid-debris levels which react to gracity. Malignancy is 0-1.4%. - answerComplicated cyst Refer to chart on page 75 to list the types of complicated cysts and their contents. - answerDo it. No Doppler flow will be detected within the debris of a __________ cyst. - answerComplicated _________ can reveal the true nature of the complicated cyst. - answerCytology (upon aspiration) Cysts which contain a solid component. - answerComplex Cyst -- **managed differently than complicated cysts due to higher malignancy rate. What is the malignancy rate for a complex cyst? - answer23% Cyst with partial or total wall calcification. - answerCalcified cyst Cyst that contains one or several internal septations. - answerSeptated cyst Commonly seen as fibrocystic changes on mammography and sonography. May be difficult to distinguish from a hypoechoic mass. - answerClustered microcysts A milk filled cyst caused by the obstruction of a lactiferous duct. Usually ass'd with childbirth, affecting both breast feeding and non breast feeding mothers. - answerGalactocele A galactocele is typically located where? - answerThe subareolar region A galactocele may be what echogenicity? - answerHypoechoic to isoechoic -- but will be homogeneous, wil enhance, and will have no Doppler signal. What else may be present with a galactocele? - answerDilated ducts, mastitis, abscess Results from an obstructed sebaceous gland associated with the skin of the breast. - answerSebaceous cyst