Localized Juvenile Spongiotic Gingival Hyperplasia: A Report of 4 Cases and Literature Review

Introduction: The aim of this case report is to present a distinct subtype of gingival inflammatory hyperplasia providing information to avoid diagnostic mistakes and overtreatment. Also, an unexpected progression of the lesion is showed. Furthermore, a review of the literature to discuss the pathogenesis, diagnosis, treatment and the need for new therapeutic approaches is presented.Case Series: We report four cases of Localized juvenile spongiotic gingival hyperplasia involving the anterior maxillary gingiva with distinct clinical features. The patients were followed for a period of 1 to 9 years and the evolution of the lesions was documented. The surgical excision or therapy by topical steroids was used to treat the lesions.Conclusions: The long-term follow-up provides important information for clinicians not to eliminate older patients for the lesion diagnosis. Although surgical excision should not be recommended for all the cases considering the risk of aesthetic problems, the treatment modality by us...