PLASMA CELL GINGIVITIS: CASE SERIES

Plasma cell gingivitis is a rare benign condition of the gingiva of unknown etiology characterized by demarcated erythematous and edematous gingiva often extending to the mucogingival junction and a heavy plasma cell infiltration into the gingival connective tissue. this is sometimes considered as a hypersensitive reaction. it presents clinically as a diffuse, erythematous and papillary lesion of the gingiva, which frequently bleeds with minimal trauma. providing a good oral hygiene and conventional periodontal therapy are not of much help. the lesion can be treated by identifying and avoiding the source of the allergen along with nonsurgical periodontal therapy. in this case reports 18,22 and 37 years old patients referred to our clinic because of gingival bleeding and erythema. apparent erythema was still seen in gingiva 1 week after phase i periodontal treatment and oral hygiene motivation. plasma cell gingivitis was diagnosed after histopathologic analysis of biopsied tissues. complete gingival healing wasobserved after removal of allergens causing plasma cell gingivitis.