Case Reports in Otolaryngology / 2013 / Article / Fig 1

Case Report

Postauricular Leiomyosarcoma: A Case Report and Literature Review

Figure 1

Microphotograph shows intersecting marginated groups of spindle tumor cell with elongated and blunt-ended nuclei. There is nuclear hyperchromasia and pleomorphism. ((a) H&E 100x, (b) 200x). The cells are immunopositive for smooth muscle actin ((c) IHC (SMA) 200x) and focally positive for S100 ((d) IHC (S100) 200x).
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(a)
284275.fig.001b
(b)
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(c)
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(d)