FIGURE 7

Patient 2. Long bone biopsy. The trabeculae are thickened. There are remnant marrow elements (single arrow) and a diffuse paratrabecular fibrohistiocytic infiltrate (double arrow) (150 ×).

Patient 2. Long bone biopsy. The trabeculae are thickened. There are remnant marrow elements (single arrow) and a diffuse paratrabecular fibrohistiocytic infiltrate (double arrow) (150 ×).