Fibromas are asymptomatic lesions found more
frequently in the buccal mucosa, in the fourth decade of
life. They present a smooth surface, nodular appearance,
hard consistency and a sessile base. Color is similar to the
mucosa or may be bluish, measuring up to 2 cm in diameter,
and displaying slow growth due to low mitotic index. Lesions
are often encapsulated, usually well delimited and do not
produce metastasis. Microscopically, fibromas appear as a
nodular mass of fibrous connective tissue with collagen
fibers mixed to fibroblasts and covered by a keratinized
squamous epithelium (5,6).
Fibromas are asymptomatic lesions found more
frequently in the buccal mucosa, in the fourth decade of
life. They present a smooth surface, nodular appearance,
hard consistency and a sessile base. Color is similar to the
mucosa or may be bluish, measuring up to 2 cm in diameter,
and displaying slow growth due to low mitotic index. Lesions
are often encapsulated, usually well delimited and do not
produce metastasis. Microscopically, fibromas appear as a
nodular mass of fibrous connective tissue with collagen
fibers mixed to fibroblasts and covered by a keratinized
squamous epithelium (5,6).
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