症例2 - shizuhogi.jp

1 20 1111 class Iclass I * * * 3 or 5 hamartoma lipoma galactocele oil cyst classclassV(scirrhousV( )) MLO (mass)(mass) * * * 3 or 5 33 class V (class V (papillopapillo--tubular ca.))

2 Tubular ca.) SLNBSLNB MLO * * * 3 or 5 80%80% (( 60 data classclassIVIV(( )) SLNBSLNBMLO SC. ILC. classclass MLO linear,pleomorphicsmall roundamorphous segmental, linearregional, diffuseclustered * punctatepunctateamorphousamorphouspleomo rphicpleomorphiclinearlinearregionalregi onalclusteredclusteredsegmentalsegmental 22diffusediffuse22555555*55444433or44333 333 1010 punctatepunctateamorphouamorphousspleomo rphicpleomorphiclinearlinearAny shapeAny shaperegionalregionalclusteredclustereds egmentalsegmentalAnyAnydistributiondistr ibution0%0%17%17%9%9%0%0%20%20%47%47%55% 55%67%67%46%46%20%20%76%76%100%100%92%92 %79%79%81%81%91%91%61%61%66%66%)

3 +CE 3D MIP oblique . GdGd--DTPADTPA . MRI ,No4,1997 . MRI ,No4,1997 LCISlow papillary cribripapillarycomedosolid GdGd--DTPADTPA class V (class V (soidsoid--tubular ca. )) level Ilevel I MLO C3C3 C4 C5 .. class V (class V ( )) SLNBSLNBMLO focal asymmetric density(FAD)

4 Spicula class Iclass I CNBCNB invasive lobular cainvasive lobular ca MLO (Invasive lobular ca)(Invasive lobular ca) .. 10%10%.

5 Mirror imagemirror image .. MMGMMG FADFAD .. MMGMMG 1919--43%43% .. DensityDensityVolumeVolumeOutlineOutline MalignantBenign