Sandbox:DDx HEENT
- 30 yo women
- Solitary slow growing, painless, rubbery, mobile nodule
- Smoothly marginated or lobulated homogeneous small spherical mass on CT
- Calcification
- Protrusions into surrounding capsule
- Biphasic mixture of polygonal epithelial cells and spindle-shaped myoepithelial cells
- Mucoid, myxoid, cartilaginous or hyaline stroma
- Duct-like structures, sheets, clumps and/or interlacing strands of cells