大腿？大腿？去分化脂肪肉瘤？讨论病例【91360.软组织773】

刘伟

一公里生命
病例(形态)分享第500例
Elderly male; rapidly enlarging thigh mass; IHC: (-) desmin, smooth muscle actin, S100, CD34, & panCK



任俊奇
Epithelioid angiosarcoma？


Thoracic sarcoma with SMARCA4-deficient



一公里生命
MDM2

一公里生命
CDK4


一公里生命
MDM2 FLSH
In this neoplasm IHC was diffusely positive for MDM2 and CDK4, and FISH confirmed the presence of MDM2 amplification. The findings support classification as DEDIFFERENTIATED LIPOSARCOMA (epithelioid variant).
注：病例来自网络，版权归原作者仅供学习