Acquired cholesteatoma, Prussak's space. A, Coronal CT image demonstrates a soft-tissue mass (asterisk) interposed between the lateral attic wall and the malleus head. Note the blunted scutum (arrow). B, Axial CT image again demonstrates a soft-tissue mass with remodeling of the lateral attic wall (arrow). The mass extends posteriorly through the aditus into the mastoid antrum.http://www.google.com.eg/imgres?imgurl=http://download.imaging.consult.com/ic/images/S1933033208836166/gr24a-midi.jpg&imgrefurl=http://imaging.consult.com/image/chapter/Head%2520and%2520Neck%3Ftitle%3DTemporal%2520Bone,%2520Inflammatory%2520Disease%2520of%2520the%26image%3Dfig24%26locator%3Dgr24a%26pii%3DS1933-0332(08)83616-6&usg=__GSs3Erlu_612KKjlNvIiGq0dJs4=&h=166&w=200&sz=4&hl=ar&start=8&sig2=c4rKU9yQI5SwIZauGxFy3w&zoom=1&itbs=1&tbnid=zVKesVP7j2mOcM:&tbnh=86&tbnw=104&prev=/images%3Fq%3Dattic%2Bcholesteatoma,ct%26hl%3Dar%26sa%3DG%26gbv%3D2%26tbs%3Disch:1&ei=boflTN-eOMeB4Qb49IzwDg
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