A Rare Tumor with a Very Rare Initial Presentation: Thymic Carcinoma as Bone Marrow Metastasis

<div>(a) Immunohistochemical staining for CD5 shows strong, diffuse cytoplasmic staining of the tumor cells (×200). (b) Bcl-2 cytoplasmic immunopositivity of the tumor cells (×200). (c) Immunohistochemical staining for p53 shows strong nuclear staining of the tumor cells (×200). (d) Tumor cells exhibiting positive CD117 expression (×200).</div>

Case Reports in Pathology

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Figure 2

Figure 2: A Rare Tumor with a Very Rare Initial Presentation: Thymic Carcinoma as Bone Marrow Metastasis 