Case Report

Unusual Case of Inflammatory Myofibroblastic Tumor in Maxilla

Figure 3

(a) Hematoxylin-eosin staining showed dense aggregates of spindle cells in storiform architecture with scattered lymphocytes. (b) Immunohistochemical staining is strongly positive with smooth muscle actin and (c) with ALK (d) while Ki-67 positivity was low.
876503.fig.003a
(a) HE
876503.fig.003b
(b) SMA
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(c) ALK-1
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(d) Ki-67