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. 2024 Jun 14;13(12):3499. doi: 10.3390/jcm13123499

Figure 4.

Figure 4

Histological findings. (A) Spindle cells neoplasms with expansive growth (Hematoxylin and eosin stain, original magnification 100×). (B) Coagulative necrosis (yellow arrow) (Hematoxylin and eosin stain, original magnification 100×). (C) Hyalinization of the stroma (red arrow) (Hematoxylin and eosin stain, original magnification 100×). (D) Neoplastic cells with nuclear atypia and mitotic figures (Hematoxylin and eosin stain, original magnification 200×). (E) Immunohistochemical positivity for smooth muscle actin (Immunohistochemical stain, original magnification 100×). (F) Immunohistochemical positivity for desmin (Immunohistochemical stain, original magnification 100×).