case_images: PMC5954958_01
case_images: Photomicrograph (H&E stain; original magnification x10).
case_images: CRIPA2018-1082956.001.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.001.jpg
case_images: fig1
case_images: Microscopic sections of the mass revealed a poorly circumscribed growth of spindle cells showing amphophilic cytoplasm and open chromatin with distended nuclear membranes (Figures 1 and 2).
case_images: Photomicrograph (H&E stain; original magnification x40).
case_images: CRIPA2018-1082956.002.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.002.jpg
case_images: fig2
case_images: Microscopic sections of the mass revealed a poorly circumscribed growth of spindle cells showing amphophilic cytoplasm and open chromatin with distended nuclear membranes (Figures 1 and 2).
case_images: Photomicrograph (IHC stain; original magnification x40) of tumor cells showing B-catenin positivity.
case_images: CRIPA2018-1082956.003.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.003.jpg
case_images: fig3
case_images: Immunohistochemistry showed that the cells were positive for nuclear B-catenin (Figure 3) and smooth muscle actin (SMA) (Figure 4).
case_images: Photomicrograph (IHC stain; original magnification x40) of tumor cells showing SMA positivity.
case_images: CRIPA2018-1082956.004.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.004.jpg
case_images: fig4
case_images: Immunohistochemistry showed that the cells were positive for nuclear B-catenin (Figure 3) and smooth muscle actin (SMA) (Figure 4).
case_images: Photomicrograph (IHC stain; original magnification x40) of tumor cells negative for C-kit (CD117).
case_images: CRIPA2018-1082956.005.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.005.jpg
case_images: fig5
case_images: The cells were negative for C-kit (CD117) (Figure 5) and CD34 (Figure 6).
case_images: Photomicrograph (IHC stain; original magnification x40) of tumor cells negative for CD34. Internal control of positivity stained blood vessels is identified.
case_images: CRIPA2018-1082956.006.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.006.jpg
case_images: fig6
case_images: The cells were negative for C-kit (CD117) (Figure 5) and CD34 (Figure 6).
case_images: Photomicrograph (IHC stain; original magnification x40) of tumor cells showing low Ki-67 index.
case_images: CRIPA2018-1082956.007.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.007.jpg
case_images: fig7
case_images: The Ki67 index was less than 5% (Figure 7).
case_images: Photomicrograph (H&E stain; original magnification x10) from previously diagnosed GIST.
case_images: CRIPA2018-1082956.008.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.008.jpg
case_images: fig8
case_images: The previous H&E (Figure 8) and IHC (Figure 9) slides were reviewed in our hospital for confirmation.
case_images: Photomicrograph (IHC stain; original magnification x20) of tumor cells from previously diagnosed GIST positive for C-kit (CD117).
case_images: CRIPA2018-1082956.009.jpg
case_images: PMC5954958_01_CRIPA2018-1082956.009.jpg
case_images: fig9
case_images: The previous H&E (Figure 8) and IHC (Figure 9) slides were reviewed in our hospital for confirmation.