PMC5418985_01
A large noduloulcerative lesion on the left scapular region
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F1
Examination revealed a huge, nodulo-ulcerative plaque on the left side of the back of approximately 15 cm x 20 cm size, extending to the nape of the neck superiorly, acromial process laterally and medially crossing the midline up to medial border of the right scapula [Figure 1].
Epidermis is free with neoplasm in the dermis (H and E, x100)
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F2
Microscopically, there was an infiltrating lesion located in the deep dermis and subcutaneous tissue, composed of spindle cells arranged in a storiform pattern [Figures 2 and 3].
Neoplasm in lower dermis (H and E, x100)
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F3
Microscopically, there was an infiltrating lesion located in the deep dermis and subcutaneous tissue, composed of spindle cells arranged in a storiform pattern [Figures 2 and 3].
Spindle cells some showing storiform pattern (H and E, x400)
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F4
Immunohistochemical staining with CD34 markers was negative while there was positivity for CD68 [Figures 4 and 5].
Immunohistochemistry showing CD68 positivity
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F5
Immunohistochemical staining with CD34 markers was negative while there was positivity for CD68 [Figures 4 and 5].
Following surgical excision
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F6
She came for follow-up after 6 months, and there was no tendency for recurrence [Figure 6].