| Case 216 | Surgical Pathology Case |
| CLINICAL INFORMATION | ||
| A 21-year-old male presented with a soft tissue mass in the right proximal fibula. | ||
| GROSS DESCRIPTION | ||
| The specimen consists of a proximal 1/3 of the right fibula measuring 13.0 x 2.7 x 3.7 cm. A soft tan-brown mass measuring 3.6 x 0.6 x 0.4 cm is identified within the central portion of the bone and extends from the diaphysis/metaphysis to within 1.6 cm from the proximal surgical margin. | ||
 |  | |
 |  | |
| HE, 4× | HE, 10× | |
 |  | |
| HE, 10× | HE, 20× | |
 |  | |
| HE, 40× | HE, 40× | |
 | ||
| HE, 40× |
| |
| Source: Department of Pathology, Creighton University Medical Center, Omaha, NE Gross photo: BT; microscopic photo: Zenggang Pan Discussion: Zenggang Pan | ||