irritation fibroma


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Related to irritation fibroma: pyogenic granuloma

ir·ri·ta·tion fi·bro·ma

a slow-growing nodule on the oral mucosa, composed of fibrous tissue covered by epithelium, resulting from mechanical irritation by dentures, fillings, cheek biting, etc.

ir·ri·ta·tion fi·bro·ma

(ir'i-tā'shŭn fī-brō'mă)
A slow-growing nodule on the oral mucosa, composed of fibrous tissue covered by epithelium; results from mechanical irritation caused by dentures, fillings, or from other sources, such as cheek biting.

ir·ri·ta·tion fi·bro·ma

(ir'i-tā'shŭn fī-brō'mă)
Slow-growing nodule on oral mucosa, composed of fibrous tissue covered by epithelium, due to mechanical irritation by dentures, fillings, cheek biting, and other factors.
References in periodicals archive ?
Histopathologically, irritation fibroma can appear as an intact or ulcerated stratified squamous epithelium along with shortening and flattening of rete pegs.
Approximately 60% of irritation fibromas occur in the maxilla and they are found more often in the anterior region, with 55-60% presenting in the incisor-cuspid region, rare in posterior region [9], but in our case the fibroma is present in posterior region of mandible.
One retrospective analysis of gingival biopsied lesions revealed that the occurrence of irritation fibromas among the South Indian population was39.1%.6
A histologic variant of the irritation fibroma is the giant cell fibroma, so named for its binucleated or trinucleated fibroblasts in close proximity to the overlying epithelium within the collagen base (Figure 3).
(8) The retrocuspid papilla is considered by some to be developmental (7, 8, 16) and, due to its clinical appearance and characteristic location, does not warrant biopsy, whereas irritation fibroma and GCF both require biopsy for definitive diagnosis.
have pointed out, features that are helpful in differentiating the RCP from the irritation fibroma and parulis are its normal color, lack of infectious source, and bilateral distribution.