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No, periodontitis is most often the result of chronic gingivitis. Perodontitis the the progressive destruction of gingiva (gums), alveolar bone, and periodontal ligament fibers. Progressive destruction of enamel is a carious lesion (a cavity).
affects the epidermis
Yep, check http://www.answers.com/topic/periodontal-disease-1?cat=health
Primarily, localized juvenile periodontitis affects the molars and incisors
Normal dental hygiene, brushing and flossing, cannot reach deep enough to be effective in treating periodontitis
Dental plaque is the major cause of periodontitis. Persistent infection of the gum margins leads to progressive inflammation and destruction of the supporting tissues by bacterial toxins and enzymes. Extension and the hardening of plaque leads to formation of tartar beneath the gums. Having tartar within the gum pockets can lead to periodontitis. It forms a reservoir of bacteria which help to keep inflammation and acts as a barrier to healing. The following risk factors can increase the chances of having periodontitis:Risk factors for periodontal diseaseLocal factorsAlignment and the bite relationship of teethFaulty fillings of teethMouth breathingDentures or bracesSmokingSystemic factorsDiabetes mellitusPregnancyNutrition deficiencyBlood diseasesDrugsHIV infectionhttp://www.intelligentdental.com/2009/12/11/chronic-adult-periodontitis-cause-and-symptoms/
The term for haziness of the left middle ear cavity and mastoid antrum with sclerosed mastoid air cells due to chronic oto-mastoiditis is called "chronic suppurative otitis media with mastoiditis." This condition is characterized by long-standing inflammation and infection of the middle ear and mastoid bone. Treatment typically involves antibiotics and sometimes surgery to remove the infected tissue.
localised periodontitis
Aggregatibacter actinomycetemcomitans
Several distinct forms of periodontal disease are known. These are gingivitis, acute necrotizing ulcerative gingivitis, adult periodontitis, and localized juvenile periodontitis
through poor dental hygiene