PMC8664305_01
High-resolution computed tomography of temporal bone with an arrow indicating to a smooth soft tissue density arising from anterior wall of cartilaginous external auditory canal.
10.1177_2050313X211063790-fig1.jpg
PMC8664305_01_10.1177_2050313X211063790-fig1.jpg
fig1-2050313X211063790
The high-resolution computed tomography (HRCT) of the temporal bone showed a 1 cm smooth growth arising from the anterior wall of cartilaginous part of left external auditory canal without any bony erosion and the middle ear was normal (Figure 1).
Epithelial and myoepithelial cells arranged in tubules within chondromyxoid stroma.. Blue arrow:chondromyxoid stroma, red arrow:cartilage, and white arrow:tubules (hematoxylin and eosin stain, x10 magnification).
10.1177_2050313X211063790-fig2.jpg
PMC8664305_01_10.1177_2050313X211063790-fig2.jpg
fig2-2050313X211063790
The stroma showed chondromyxoid materials (Figure 2).