PMC3173968_01
Endoscopic view of the smooth mass of the posterior wall of the right external auditory canal.
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fig1
The otoscopy revealed a smooth, nontender lesion covered by normal skin that almost obstructs the external auditory meatus (Figure 1).
Axial T2-weighted MRI image. A well-bordered lesion was detected in the right external auditory canal. After intravenous gadolinium injection, the lesion had high signal intensity on T2-weighted image.
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fig2
T2 high-signal intensity lesion in the superior and posterior wall of EAC without signs of bone erosion (Figure 2).
Histological appearance of the tumor showing the epithelial part under dense collagen tissue (H & E  x40).
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fig3
The lesion was excised surgically, and the histopathologic examination revealed a chondroid syringoma (Figures 3, 4, and 5). The patient is followed up regularly, and there is no evidence of recurrence 15 months after the operation.
Histological appearance of the tumor showing ducts and tubules focally observed (H & E  x100).
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fig4
The lesion was excised surgically, and the histopathologic examination revealed a chondroid syringoma (Figures 3, 4, and 5). The patient is followed up regularly, and there is no evidence of recurrence 15 months after the operation.
Histological appearance of the tumor showing the stroma of myxoid matrix (H & E  x100).
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fig5
The lesion was excised surgically, and the histopathologic examination revealed a chondroid syringoma (Figures 3, 4, and 5). The patient is followed up regularly, and there is no evidence of recurrence 15 months after the operation.