the formation of excess fibrous connective tissue in an organ or tissue in a reparative or reactive process. This can be a reactive, benign, or pathological state.
germ cell tumor +
giant cell tumor +
Glomus Jugulare Tumor
hamartoma +
head and neck neoplasia +
hematopoietic and lymphoid system neoplasm +
histiocytoma +
Leiomyoma, Epithelioid
Mediastinal Cyst
melanocytic neoplasm +
mesenchymal cell neoplasm +
mesenchymoma +
mesothelial neoplasm +
mixed neoplasm +
nail tumor
neoplasm of thorax +
neoplastic cell
Neoplastic Medium-Sized B-Lymphocyte with Basophilic Cytoplasm