tumors with complex composition , such as mullerian mesodermal mixed tumors ( mmmts ) , that may pose considerable problems in conventional histopathology revealed various reaction patterns , with either expression of only cytokeratins or coexpression of cytokeratins and vimentin in carcinomatous areas and expression of only vimentin in sarcomatous areas .
C0027651
tumors
C0006826
carcinomatous