007.classification of periodontal disease and condition
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Dr. Jaffar Raza Syed Page 1
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Classification of Periodontal Disease and Condition
By AAP 1999 (International Workshop for Classification
of Periodontal Disease)
Gingival Disease
A. Dental plaque-induced gingival diseases:
These diseases may occur on a periodontium with no attachment
loss or on one with attachment loss that is stable and not
progressing.
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1. Gingivitis associated with dental plaque only:
a. Without local contributing factors.
b. With local contributing factors
2. Gingival diseases modified by systemic factors:
a. Associated with endocrine system:
i. Puberty-associated gingivitis
ii. Menstrual cycle-associated gingivitis
iii. Pregnancy-associated
– Gingivitis
– Pyogenic granuloma
iv. Diabetes mellitus-associated gingivitis
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b. Associated with blood dyscrasias:
i. Leukemia-associated gingivitis
ii. Others
3. Gingival diseases modified by medications:
a. Drug-influenced gingival diseases
i. Drug-influenced gingival enlargements.
ii. Drug-influenced gingivitis
– Oral contraceptive-associated gingivitis
– Others
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4. Gingival diseases modified by malnutrition:
a. Ascorbic acid deficiency gingivitis
b. Others
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B. Nonplaque-induced gingival lesions:
1. Gingival diseases of specific bacterial origin.
a. Neisseria gonorrhoeae
b. Treponema pallidum
c. Streptococcal species
d. Others
2. Gingival diseases of viral origin
a. Herpes virus infections
• Primary herpetic gingivostomatitis
• Recurrent oral herpes
• Varicella zoster
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3. Gingival diseases of fungal origin
a. Candida species infections; generalized gingival candidiasis
b. Linear gingival erythema
c. Histoplasmosis
d. Others.
4. Gingival lesions of genetic origin
a. Hereditary gingival fibromatosis
b. Others
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5. Gingival manifestations of systemic conditions
a. Mucocutaneous lesions:
i. Lichen planus
ii. Pemphigoid
iii. Pemphigus vulgaris
iv. Erythema multiforme
v. Lupus erythematosus
vi. Drug induced
vii. Others
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b. Allergic reactions:
i. Dental restorative materials
– Mercury
– Nickel
– Acrylic
– Others
ii. Reactions attributable to:
– Toothpaste’s or dentifrices
– Mouthrinses or mouthwashes
– Chewing gum additives
– Foods and additives
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6. Traumatic lesions (factitious, iatrogenic, or accidental)
a. Chemical injury
b. Physical injury
c. Thermal injury
7. Foreign body reactions
8. Not otherwise specified (NOS).
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Chronic Periodontitis
a. Localized — Less than 30 percent of sites involved or,
b. Generalized — More than 30 percent of sites involved.
c. Slight — 1 to 2 mm clinical attachment loss.
d. Moderate — 3 to 4 mm clinical attachment loss
e. Severe — More than 5 mm clinical attachment loss.
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Aggressive Periodontitis
a. Localized–slight, moderate or severe
b. Generalized
Periodontitis as a Manifestation of Systemic Diseases
a. Associated with hematological disorders:
i. Acquired neutropenia
ii. Leukemias
iii. Others
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b. Associated with genetic disorders:
i. Familial and cyclic neutropenia
ii. Down’s syndrome
iii. Leukocyte adhesion deficiency syndrome
iv. Papillon-Lefévre syndrome
v. Chediak-Higashi syndrome
vi. Histiocytosis syndrome
vii. Glycogen storage disease
viii. Infantile genetic agranulocytosis
ix. Cohen syndrome
x. Ehlers-Danlos syndrome (Types IV and VIII)
xi. Hypophosphatasia
xii. Others
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Necrotizing Periodontal Diseases
a. Necrotizing ulcerative gingivitis
b. Necrotizing ulcerative periodontitis.
Abscesses of the Periodontium
a. Gingival abscess
b. Periodontal abscess
c. Pericoronal abscess
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Periodontitis Associated with Endodontic Lesions
Combined periodontic—endodontic lesions.
Developmental or Acquired Deformities and Conditions
a. Localized tooth-related factors that modify or predispose
to plaque-induced gingival diseases/periodontitis.
i. Tooth anatomic factors
ii. Dental restorations/appliances
iii. Root fractures
iv. Cervical root resorption and cemental tear
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b. Mucogingival deformities and conditions around teeth:
i. Gingival/soft tissue recession, facial or lingual surfaces, interproximal
ii. Lack of keratinized gingiva
iii. Decreased vestibular depth
iv. Aberrant frenum/muscle position
v. Gingival excess:
– Pseudopocket
– Inconsistent gingival margin
– Excessive gingival display
– Gingival enlargement
vi. Abnormal color
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c. Mucogingival deformities and conditions on edentulous ridges:
i. Vertical and/or horizontal ridge deficiency.
ii. Lack of gingival/keratinized tissue
iii. Gingival/soft tissue enlargement
iv. Aberrant frenum/muscle position
v. Decreased vestibular depth
vi. Abnormal color
d. Occlusal trauma:
i. Primary occlusal trauma
ii. Secondary occlusal trauma.