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Figure 2: Histopathological findings. (a) A well-marginated lesion with prominent areas of hyalinization, including hyalinized blood vessels (thin arrow) and numerous foci of psammomatous calcifi cation (thick arrow). H and E × 100. (b) Predominantly paucicellular, hyalinized areas with numerous psammoma bodies. H and E × 200. (c) Focal area displaying spindle-shaped fibroblastic cells admixed with chronic inflammatory cells. H and E × 200. D. Focal CD34 positivity within some spindly cells. A central blood vessel representing positive internal control. 3'-3' Diaminobezidine tetrahydrochloride (DAB) × 400

Figure 2: Histopathological findings. (a) A well-marginated lesion with prominent areas of hyalinization, including hyalinized blood vessels (thin arrow) and numerous foci of psammomatous calcifi cation (thick arrow). H and E × 100. (b) Predominantly paucicellular, hyalinized areas with numerous psammoma bodies. H and E × 200. (c) Focal area displaying spindle-shaped fibroblastic cells admixed with chronic inflammatory cells. H and E × 200. D. Focal CD34 positivity within some spindly cells. A central blood vessel representing positive internal control. 3'-3' Diaminobezidine tetrahydrochloride (DAB) × 400