[Humoral immunity in early onset periodontitis]

Prepubertal Periodontitis, Juvenile Periodontitis and Rapidly Progressive Periodontitis were grouped under a single title, Early-Onset Periodontitis. These diseases were affecting the patient at a very early age and the prognosis might be an edentolous mouth. The diseases had specific host response defects. Our study was planned to study the humoral immunity of this kind of patients.