Invasive Orbital Squamous Cell Carcinoma in a Patient with Multiple Myeloma

Figure 2

(a) Photomicrograph of orbit with well-differentiated squamous cell carcinoma showing an infiltrative growth pattern of epithelial cells with some keratin pearls (asterisk) (low power field, ×100, H&E staining). (b) Photomicrograph from orbital well-differentiated squamous cell carcinoma revealing squamous neoplastic epithelial cells with intercellular desmosomes and keratin pearls (arrowhead) (high power field, ×400, H&E staining). (c) Photomicrograph from the perineural invasion of orbital squamous cell carcinoma (arrow) (medium power field, ×200, H&E staining).

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