Rapports et études

Le patient diabétique atteint d'une parodontite préexistante

Introduction

La relation étroite entre la santé médicale générale et la santé intrabuccale est bien connue (1,2). Il n'est plus possible de considérer les conditions intrabuccales de manière isolée. Une anamnèse médicale et intrabuccale précise et l'examen des résultats, ainsi que leur prise en compte conjointe, sont essentiels pour préserver la santé intrabuccale et la qualité de vie du patient et offrir aux dentistes un sentiment d'assurance lors de la planification thérapeutique. C'est pourquoi une prévention individualisée et un profil du patient, y compris les risques médicaux généraux et intrabuccaux associés, doivent être établis pour chaque patient (3, 4). (Fig. 1)

Représentation schématique du profil du patient spécifique à un cas, créé en tenant compte à la fois de la médecine générale et de la santé intrabuccale. Selon Lang & Tonetti.
Fig. 1 Représentation schématique du profil du patient spécifique à un cas, créé en tenant compte à la fois de la médecine générale et de la santé intrabuccale. Selon Lang & Tonetti.

Cette présentation de cas met en évidence l'utilité d'un concept de prévention systématique et individuel lors de l'établissement d'un profil de patient spécifique et de la mise en œuvre des mesures thérapeutiques qui en découlent.

Vue frontale avec perte des papilles interdentaires entre 12 et 11
Fig. 2 Vue frontale avec perte des papilles interdentaires entre 12 et 11. © Dr R. Krapf
Vue latérale droite. Perte des papilles interdentaires
Fig. 3 Vue latérale droite. Perte des papilles interdentaires. © Dr R. Krapf
Vue latérale gauche incluant les récessions
Fig. 4 Vue latérale gauche incluant les récessions. © Dr R. Krapf
Vue occlusale du maxillaire. Obturation à l'amalgame insuffisante de la 14 avec un espace marginal.
Fig. 5 Vue occlusale du maxillaire. Obturation à l'amalgame insuffisante de la 14 avec un espace marginal.. © Dr R. Krapf
Vue occlusale de la mandibule montrant la prothèse in situ
Fig. 6 Vue occlusale de la mandibule montrant la prothèse in situ. © Dr R. Krapf

Antécédents médicaux généraux

Ce rapport de cas concerne un homme de 52 ans. Il souffre d'un diabète sucré de type 2, qui est bien contrôlé. Son taux d'HbA1c est de 6,7. En termes de médicaments, le patient prend de la metformine tous les jours. Il est également non-fumeur. Le patient se lave les dents deux fois par jour avec une brosse à dents manuelle et utilise des brosses interdentaires une fois par jour.

Il se présente régulièrement au suivi à un intervalle de traitement de 3 à 4 mois..

Résultats extra-oraux et intra-oraux

Il n'y a pas de signes pathologiques extra-oraux ou intra-oraux.

Résultats dentaires

Le patient a une dentition complète de 28 dents, avec des obturations en amalgame et en composite dans les régions molaires et prémolaires. La dent 14 présente un espace marginal clinique visible. La dent 27 a un inlay en or adéquat. Il y a également des attritions et des abrasions généralisées. (Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6)

Résultats parodontaux

Le patient souffre d'une parodontite de stade II, grade B (5). De 1 à 3 mm, les profondeurs de sondage cliniques se situent dans la plage physiologique. Des profondeurs de sondage localisées de 5 mm ont été observées sur les aspects mésiopalatins de la 17 et de la 27. Il y a des récessions généralisées de 1 à 3 mm avec une perte partielle des papilles interdentaires (Fig. 2, Fig. 3, Fig. 4).

Résultats radiologiques

La dentition adulte est entièrement dentée, avec une perte osseuse généralisée de 20 à 50 % et de multiples zones de perte osseuse verticale. L'examen radiologique n'a révélé aucune carie visible. (Fig. 7)

Panoramic X-ray image showing generalized radiological bone loss with multiple vertical defects of between 20% to 50%.
Fig. 7 Radiographie panoramique montrant une perte osseuse radiologique généralisée avec de multiples défauts verticaux de 20 à 50 %. © Dr R. Krapf

Analysis of the case based on the individual prevention concept

The individualized prevention concept prioritizes the case-specific patient profile (3, 4). A patient profile is created using both general medical and intraoral health data (Fig. 1). These factors are of critical relevance for determining the need for treatment. The medical history in the present case did not uncover any specific risk factors that would increase the risk of complications during treatment. The patient suffers from diabetes mellitus. However, it is well controlled, so the patient can be treated in the same way as a "healthy" patient. In spite of this, the patient should always be asked for their current HbA1c value before any treatment. In terms of disease risk, it should be noted that there is a bidirectional relationship between periodontitis and diabetes mellitus (6). The disease risk in a well-controlled diabetic patient is classified as moderate. The intraoral health priority in this patient is the periodontitis. The patient currently has stable, stage II, grade B periodontitis. Based on the current findings, the risk of both progression and disease can currently be classified as moderate.

Treatment recommendation based on the individual prevention concept

IPC cycle icon: magnifying glass

This is a well-controlled diabetic patient. Therefore, based on the medical history, there is no increased risk of treatment-related complications. The HbA1c value should always be reviewed before any treatment.
The documentation of intraoral findings will determine the need for dental and periodontal treatment.
The documentation of periodontal findings, including pocket depth probing and bleeding status, is mandatory during each dental appointment due to the presence of periodontitis (Fig. 8). This will record the individual therapeutic needs and facilitate a rapid response to any progression of the pre-existing periodontitis.

Probing to document the findings in tooth 27 mesiopalatal.
Fig. 8: Probing to document the findings in tooth 27 mesiopalatal. © Dr R. Krapf

Detailed periodontal findings, including the documentation of pocket depths, bleeding on probing, recessions, furcation involvement and degree of loosening, must be examined annually.
This will ensure a rapid response to any potential progression of the pre-existing periodontitis. Examination of the hard tooth structure and root surfaces is also mandatory, since the presence of exposed root surfaces increases the risk of root caries.

IPC cycle icon: speech bubbles

The patient uses interdental brushes and an electric toothbrush. This demonstrates good compliance and good intraoral hygiene behaviour and understanding at home. Regular motivation and re-instruction are indispensable due to the risk of progression, particularly with regard to the cleaning of interdental areas, since increased probing depths were detected in these areas. Localized calculus and soft plaque was present in the lingual anterior mandibular region, and these must be shown to the patient. The interdental brush size may need to be checked and adjusted. A soft brush attachment is recommended based on the presence of exposed root surfaces to prevent wedge-shaped defects. Toothpaste with a low abrasive value should be used.
Additional recommendations for the patient include the continued use of fluoridated toothpaste for home-based intraoral hygiene and use of a fluoride gel to reduce the risk of root caries due to the exposed root surfaces.
The use of desensitizing toothpaste is advisable if the patient experiences sensitivity disorders. At the same time, the patient should also be informed that sensitivity may temporarily increase after the preventive appointment due to the exposed root surfaces and dentinal tubules (7).

 38 / 5.000 IPC cycle icon: prophylaxis instruments

There are no limitations regarding the choice of instrumentation methods. Regular supragingival and subgingival instrumentation is essential to prevent disease progression due to the pre-existing periodontitis and high risk of recurrence. There are no limitations placed on the selection of instruments for mechanical biofilm removal from a general medical perspective, and removal should be performed as needed. Hard and mineralized plaque, such as calculus and concretions, should be removed using manual instruments or sonic/ultrasonic scalers (Fig. 9) (8, 9).

Use an ultrasonic tip to remove hard, mineralized plaque (Proxeo Ultra scaler with the Perio tip, W&H, shown here).
Fig. 9: Use an ultrasonic tip to remove hard, mineralized plaque (Proxeo Ultra scaler with the Perio tip, W&H, shown here). © Dr R. Krapf

Supragingival and subgingival biofilm removal is indispensable for maintaining the stability of the periodontal condition. Air polishing using low-abrasive powder is suitable for this purpose. Periodontal pockets and exposed root surfaces must be cleaned with low-abrasion powders. The use of a flexible parotip is recommended for patients with increased probing depths (deeper than 5 mm) (Fig. 10). (9)

Subgingival application of the flexible air polisher tip (Proxeo Aura, W&H, shown here) to the mesiopalatal aspect of tooth 27 with a periodontal pocket depth of 5 mm.
Fig. 10: Subgingival application of the flexible air polisher tip (Proxeo Aura, W&H, shown here) to the mesiopalatal aspect of tooth 27 with a periodontal pocket depth of 5 mm. © Dr R. Krapf

Pocket depths of up to 5 mm can also be managed using a conventional attachment (9). The use of an air polisher with a low-abrasive powder is also recommended for restoration margins, interdental areas and fissures. Rotary polishing (Fig. 11) gently smooths the tooth surfaces, which in turn supports the optimal end to prophylactic dental appointments and reduces bacterial re-adhesion (10).

Rotary polishing (Proxeo Twist, W&H, shown here) gently smooths the tooth surfaces, which in turn supports the optimal end to prophylactic dental appointments. Specially designed polishing attachments can be used to minimize paste splatter.
Fig. 11: Rotary polishing (Proxeo Twist, W&H, shown here) gently smooths the tooth surfaces, which in turn supports the optimal end to prophylactic dental appointments. Specially designed polishing attachments can be used to minimize paste splatter. © Dr R. Krapf
IPC cycle icon: tooth

Fluoridation of the exposed root surfaces to prevent caries is required after cleaning the tooth surfaces (11). Desensitizing varnish can be used in patients with sensitivity disorders. Fluoride also supports the alleviation of mildly increased sensitivity (12).

IPC cycle icon calendar page

The critical factors for determining the follow-up interval are the pre-existing periodontitis (stage II, grade B), as well as the risk of progression, which is associated with the risk of root caries (13). Supportive maintenance therapy is therefore recommended 3 to 4 times a year. As patient needs change, this interval will be adjusted to prevent either excessive or inadequate treatment (14). Sustained treatment success is heavily influenced by both professional management and the compliance on the part of the affected patient, so it is important to once again discuss the relevance of the treatment measures and answer any questions the patient may have. Good patient guidance is required to maintain the periodontal and dental condition.It is recommended to arrange the next follow-up appointment immediately. This is beneficial for two reasons: it allows efficient management of a recall system for the dental practice, and ensures that the patient receives a suitable appointment at the right time.

Conclusion to the case

After a thorough consideration of the present case, the following consequences can be summarized.

  1. Based on the medical history, the patient has well-controlled diabetes mellitus. At present, it is not necessary to make special adjustments to the course of prophylaxis as part of IPC, based on the current HbA1c value and patient lifestyle. The risk of complications during treatment is classified as low.
  2. In terms of disease risk, it should be noted that there is a bidirectional relationship between periodontitis and diabetes mellitus. The disease risk in a well-controlled diabetic patient is classified as moderate.
  3. Examination of the probing depths and bleeding findings are mandatory during each appointment. These findings will indicate the individual therapeutic measures that are required. Detailed annual examination of the periodontal status (probing depths and BOP, attachment loss and furcation findings) is recommended. The treatment concept must be adjusted or changed if needed.
  4. The patient exhibits favourable home-based hygiene behaviour. Any deficits in terms of intraoral hygiene must be explained and demonstrated to the patient. Additional instructions and adjustments are required.
  5. The patient requires periodic, professional, need-driven follow-up treatment to maintain the current periodontal state due to their pre-existing periodontitis (stage II, grade B). Particular attention should be paid to thorough cleaning of the deeper (residual) pockets and interdental areas.
  6. Additional therapeutic measures, such as fluoride application, are necessary and recommended due to the exposed root surfaces.
  7. A strict follow-up interval of 3 to 4 months is recommended to maintain the current intraoral condition due to the risk of progression and new disease.

Dr med. dent. Romana Krapf

Bibliography

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  2. WHO. Oral Health [Fact sheet]. WHO International Newsroom2020 [cited 2020 25.03.2020]. Available from: https://www.who.int/news-room/factsheets/detail/oral-health.
  3. Schmalz G., Ziebolz D., Individualisierte Prävention-ein patientenorientiertes Präventionskonzept für die zahnärztliche Praxis, ZWR- Das deutsche Zahnärzteblatt 2020;129;147-156
  4. Schmalz G., Ziebolz D., Individualisierte Prävention-fallorientierte Bedarfsprävention, ZWR- Das deutsche Zahnärzteblatt 2020;129;33-41
  5. Papapanou PN, Sanz M, Buduneli N, Dietrich T, Feres M, Fine DH, et al. Periodontitis: Consensus report of workgroup 2 of the 2017 World Workshop on the Classification of Periodontal and Peri-Implant Diseases and Conditions. J Periodontol. 2018;89 Suppl 1:S173-S82.
  6. Preshaw, P. M.; Alba, A. L.; Herrera, D.; Jepsen, S.; Konstantinidis, A.; Makrilakis, K.; Taylor, R. Periodontitis and diabetes: a two-way relationship: Diabetologia. 2012; 55 (1): 21-31
  7. Bordoloi P, Ramesh A, Thomas B, Bhandary R. Epidemiological survey of dentinal hypersensitivity after oral prophylaxis. J Cont Med A Dent. 2018;6(1).
  8. Graetz C, Seidel M. Mechanische Biofilmentfernung: Was, womit und wie funktioniert´s? Plaque N Care [Internet]. 2020. Available from: https://www.pncaktuell.de/prophylaxe/story/mechanische-biofilmentfernung-was-womit-undwie-funktionierts__8637.html
  9. Cobb CM, Daubert DM, Davis K, Deming J, Flemmig TF, Pattison A, Roulet JF, Stambaugh RV. Consensus Conference Findings on Supragingival and Subgingival Air Polishing. Compend Contin Educ Dent. 2017 Feb;38(2):e1-e4.
  10. Wang C, Zhao Y, Zheng S, Xue J, Zhou J, Tang Y, et al. Effect of enamel morphology on nanoscale adhesion forces of streptococcal bacteria: An AFM study. Scanning. 2015;37(5):313-21
  11. Macri D. Implementing a multifaceted approach to caries prevention. Dimensions of Dental Hygiene. 2018;16(5):21-2, 4-5.
  12. Schmalz G, Ziebolz D. Individualisierte Prävention – fallorientierte Bedarfsadaptation. ZWR. 2020;129(01/02):33-41.
  13. Prabhu A, Nalawade KP, Balasubamanian K, Sampat P, Rohra S, Sheth D. Dentine Hypersensitivity: A review. International Journal of Scientific Research. 2017;6(7).
  14. Sanz M, Baumer A, Buduneli N, Dommisch H, Farina R, Kononen E, et al. Effect of professional mechanical plaque removal on secondary prevention of periodontitis and the complications of gingival and periodontal preventive measures: consensus report of group 4 of the 11th European Workshop on Periodontology on effective prevention of periodontal and peri-implant diseases. J Clin Periodontol. 2015;42 Suppl 16:S214-20.

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