PMC1797166_01
Contrast enhanced CT scan shows a soft tissue mass, 16 x 17 mm in size in the lateral part of the right external auditory canal posterior wall. Diagnosis was reported to be schwannoma by histologic examination.
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F1
Computer tomography (CT) scan of the temporal bone demonstrated a well-circumscribed soft tissue mass, 16 x 17 mm in size in the lateral part of the external auditory canal posterior wall (Fig. 1).
Histopathologic section of the tumor demonstrating areas of compact spindle cells arrayed in a palisade pattern called as Antony A. (H&E staining, original magnification x10)
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F2
Diagnosis was reported to be schwannoma by histopathologic examination (Fig. 2).