This appears to be benign fibroblastic proliferation, probably a low grade fibroblastic tumor;although we have to rule out that it is not a reactive process.

• 这似乎是一个良性的纤维母细胞性增生，可能是一个低级别纤维母细胞性肿瘤，尽管我无法排除它不是一个反应性病变。