tailieunhanh - Bilateral collagenous fibroma of the hard palate: A case report and review of the literature

Collagenous fibroma or desmoplastic fibroblastoma is a rare benign fibrous tissue tumor. It usually presents as a painless, slowly growing mass. Collagenous fibroma arises ordinarily inside the subcutaneous tissues or skeletal muscles. Histopathologically, the tumor consists of scattered stellate and spindle cells in a hypovascular col‑ lagenous stroma without atypia or infiltration. |

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