smoking & periodontitis - christine osborne...
TRANSCRIPT
![Page 1: Smoking & Periodontitis - Christine Osborne Dentistchristineosbornedentist.com/files/Smoking_Periodontitis1.pdf · Smoking & Periodontitis Richard Snoad BDS,FDS, MGDS RCS Periodontal](https://reader036.vdocuments.us/reader036/viewer/2022063013/5fcb118e947220465b49207e/html5/thumbnails/1.jpg)
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Smoking & Periodontitis
Richard SnoadBDS,FDS, MGDS RCS
Periodontal Specialist
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Objectives
• Periodontitis Overview
• Secondary Environmental Modifier– Smoking
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Aetiology of Periodontal
Disease
Pathogens Environmental
Modifiers
Genetic
Modifiers DISEASE
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Disease Expression
• Susceptible Host
• Pathogens Present
• Virulence Expressed
• Host Threshold Reached
80% of disease concentrated in 20% of
patients
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Homozygous Twins
Michalowicz et al. 1991
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Homozygous Twins
Michalowicz et al. 1991 “More than 50% of variation due to Genotype”
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Biological
Risk Factors
Behavioural
Risk Factors
Sex Hormones
Systemic
Diseases
Genetic
Susceptibility
Specific Bacteria
Host
Metabolic Changes
(IL-1)
Anatomic Changes
Medicine
Dentistry
Oral Hygiene
Stress
Smoking
(After Newman 1999)
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Genetic
Osteoblast
Macrophage
Osteoclast
Fibroblast
Bone resorption
CollagenaseIL -1beta
TNFalpha
IL- 6
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Guidelines• RISK ASSESSMENT (NICE 2004)
– Oral Medicine
– Periodontitis*• Aetiology
• Diagnosis
• Prognosis
• Treatment Plan
– Caries
*National Health Service. National Institute for Clinical Excellence guideline: Dental recall: recall interval between routine dental examinations. NICE 2004 (Oct)
www.nice.org.uk/CG019NICEguideline.
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UK Epidemiology ADHS 1998
• SPECIALIST CARE 8% (“Complexity 3”)
• AT SOME RISK 30% (“Complexity 2”)
– SMOKING
– SYSTEMIC
• ADHS 2012
– 50% increase
• Downhill cases
• 6mm pockets
LOSS OF CT ATTACHMENT
&
SUPPORTING ALVEOLAR
BONE
“Slight Periodontitis” Armitage 2004
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Environmental modifier: Diabetes
JAVED et al. 2007
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Meta Analysis
Baljoon et al 2005
• Dose relationship
• >10 per day
• 5.3 x greater
• <10 per day
• 2.3 x greater
• “Heavy Smoker”
10 cigarettes
/day
Environmental modifier: Smoking
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Meta Analysis
Baljoon et al 2005
• Mechanism
• Reduced
• Blood flow
• BV lumen
• Bone quality
• PMNLS 50%
• Cyanide HCn
• Topical effect
• Effects
• Accelerated LOA
• Maxilla worst
• Topical HCn
• Less healing
• More damage
• Bleeding absent
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Plaque not bleeding in smokers
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6 14
3 2
58 7 1 2 3 4 5 6 7 8
UPPER BLEEDING
R L
Buccal
Palatal
Lingual
Buccal
DATE: 10/10/2010 Target = 20%
Achieved: 35 /128 Percentage = 27%
PATIENT: Mrs Smith
6 14
3
258 7 1 2 3 4 5 6 7 8
LOWER BLEEDING
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6 14
3 2
58 7 1 2 3 4 5 6 7 8
UPPER BLEEDING
R L
Buccal
Palatal
Lingual
Buccal
DATE: 10/10/2010 Target = 20%
Achieved: 35 /128 Percentage = 27%
PATIENT: Mrs Smith
6 14
3
258 7 1 2 3 4 5 6 7 8
LOWER BLEEDING
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Smoking Clinical Problems
• Gingivitis absent
– Early warning
• Deeper pockets
– Some BOP
• Greater bone loss
– For age
• Worse response
– Periodontics
• Incl. regenerative
• Surgery (NO!)
– Maintenance studies
• Rebound PPDs/BOP
– Within 2 years
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Smoker’s Periodontitis
• Haber 1993
– Fibrous response
– No gingivitis
– Deeper pockets
– Resistant to trtmt
– Rebound pocketing
– Rebound BOP
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Smoker’s Periodontitis
• Haber 1993
– Fibrous response
– No gingivitis
– Deeper pockets
– Resistant to tx
– Rebound pocketing
– Rebound BOP
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Smoker’s Periodontitis
• Haber 1993
– Present later
– Greater destruction
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Smoker’s Periodontitis
• Haber 1993
– Present later
– Greater destruction
• ANUG
– Stress effects
– Coping with stress!
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Smoker’s Periodontitis
• Haber 1993
– Present later
– Greater destruction
• Worse pal maxilla
• HCn poison PMNLs
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Oral Cancer Risk
• 100x
• Smoking/Alcohol
• Danger sites
– Hard/Soft Palate
border
– Floor of mouth
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Stopping smoking - the process
Maintainers
Contented
smokers
Contemplators
Relapsers
Ready to quit
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Smoking cessation intervention
Increase in % of smokers abstinent for 6+ months:
Very brief advice (3 minutes) by clinician 2
Brief advice (up to 10 minutes) 3
Adding NRT to brief advice 6
Intensive support (e.g. smokers clinic) 8
6% = 190,000 people
Smith S.E. et al 1998 BDJ
11% quit rate at 9 months
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