| Case 267 | Surgical Pathology Case |
| CLINICAL INFORMATION | ||
| 12-year-old African male, cutaneous polypoid masses of the right knee. | ||
| GROSS DESCRIPTION | ||
| Multiple fragments of brown hemorrhagic tissue, 4.5 x 4.0 x 2.5 cm in aggregate. | ||
 |  | |
| HE, 2× | HE, 10× | |
 |  | |
| HE, 10× | HE, 10× | |
 |  | |
| HE, 20× | HE, 20× | |
 |  | |
| HE, 40× | HE, 40× | |
| Source: Department of Pathology, Creighton University Medical Center, Omaha, NE Photo: Zenggang Pan Discussion: Zenggang Pan | ||