PMC8721359_01
(a) H & E x 40: Low power view showing proliferation of spindle-shaped cells forming small blood-filled vascular channels. (b) H & E x 100: Proliferation of the spindle-shaped cells with blood-filled spaces in between.
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HIV and hepatitis B virus infections which were not known before. Histopathology examination of the lesion noted the proliferation of spindle-shaped cells with blood-filled spaces in between compatible with Kaposi's sarcoma (Figure 1(a) and (b)).
(a) CD34 highlights some of the spindle-shaped cells and Blood-filled spaces lined by endothelial cells. (b) CD34 highlights the spindle cells.
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CD34 staining highlighted the spindle cells (Figure 2(a) and (b)).