[Congenital idiopathic gingival hyperplasia observed in a 6-year-old child].

Congenital diffuse gingival hyperplasia is a rare entity. A case is presented for the first time in Senegal, the etiology of the affection being undetermined. The various pathogenic hypotheses for this lesion include: diffuse gingival fibroma, congenital, hereditary or idiopathic gingival fibromatosis, familial gingival elephantiasis and idiopathic or hereditary gingival hyperplasia.