| Case 62 | Hematopathology Case |
| CLINICAL INFORMATION | ||
| An 11-year-old male immigrated from Vietnam 3 years ago. He had a mass within his right upper arm for several years with rapid enlargement in the past several months. | ||
| GROSS DESCRIPTION | ||
| The 10.0 × 5.0 × 2.5 cm soft tissue specimen contains a well-demarcated 8.0 × 4.5 × 2.3 nodule inside. The cut surface of the nodule is yellow-gray with focal hemorrhage and necrosis. | ||
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| HE, 2× | HE, 4× | |
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| HE, 4× | HE, 10× | |
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| HE, 10× | HE, 20× | |
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| HE, 20× | HE, 20× | |
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| HE, 20× | HE, 20× | |
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| HE, 20× | HE, 40× | |
| Source: Department of Pathology, Creighton University Medical Center, Omaha, NE Photo: Zenggang Pan Discussion: Zenggang Pan | ||