Which of the following features on mammogram would suggest malignancy?: (A) Well defined lesion, (B) A mass of decreased density, (C) Areas of spiculated microcalcifications, (D) Smooth borders
Answer is C. Ans. is 'c' i.e. Areas of spiculated microcalcifications Distinguishing features between benign and malignant lesions on mammogram:- BenignMalignantOpacitySmooth marginIII defined margin, Irregular stellate, spiculated margin, comet tail Low densityHigh density HomogeneousIn homogeneous Thin halowide haloCalcificationMacrocalcification (> 5mm inMicrocalcification (< 5 mm in diameter)diameter)Breast ParenchymaNormalArchitectural distortionNipple/areola+- Retracted+- RetractedSkinNormalthickenedCooper ligamentsNormalthickened, increase numberDuctsNormalfocal dilatationSubcutaneous retro mammary spaceNormalobliterated