Aggressive periodontitis is an enigmatic periodontal disease that characterized by massive and undeterminable periods of tissue destruction. It gets along well to young individuals with successive periods of disease activity. Aggressive bone destruction with limited plaque and calculus deposits usually detected. According to microbial theory, Aggregatibacter actinomycetemcomitans (A.a) and P. gingivalis (P. G) were claimed for such a disease. Patients of aggressive periodontitis have disturbed esthetic and masticatory function problems.