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Title:

MRI-detected intraosseous bone marrow edema recedes after effective therapy of periodontitis.

Document type:
Journal Article
Author(s):
Schwarting, Julian; Probst, Florian Andreas; Griesbauer, Magdalena; Robl, Teresa; Burian, Egon; Wiestler, Benedikt; Brunner, Teresa; Malenova, Yoana; Bumm, Caspar; Folwaczny, Matthias; Probst, Monika
Abstract:
OBJECTIVES: T2 STIR MRI sequences can detect preclinical changes associated with periodontal inflammation, i.e. intraosseous edema in the tooth-supporting bone. In this study, we assessed whether MRI can be used for monitoring periodontal disease. MATERIAL AND METHODS: In a prospective cohort study, we examined 35 patients with periodontitis between 10/2018 and 04/2019 by using 3D isotropic T2-weighted short tau inversion recovery (STIR) and Fast Field Echo T1-weighted Black bone sequences. All patients received standardized clinical exams before and three months after non-surgical periodontal therapy. Bone marrow edema extent was quantified in the STIR sequence at 922 sites before and after treatment. Results were compared with standard clinical findings. Non-parametric statistical analysis was performed. RESULTS: Non-surgical periodontal treatment caused significant improvement in mean probing depth (p < 0.001) and frequency of bleeding on probing (p < 0.001). The mean depth of osseous edema per site was reduced from a median [IQR] of 2 [1, 3] mm at baseline to 1 [0, 3] mm, (p < 0.001). Periodontal treatment reduced the frequency of sites with edema from 35 to 24% (p < 0.01). CONCLUSION: The decrease of periodontal bone marrow edema, as observed with T2 STIR MR imaging, is indicative of successful periodontal healing. CLINICAL RELEVANCE STATEMENT: T2 STIR hyperintense bone marrow edema in the periodontal bone decreases after treatment and can therefore be used to evaluate treatment success. Furthermore, MRI reveals new options to depict hidden aspects of periodontitis. KEY POINTS: • T2 STIR hyperintense periodontal intraosseous edema was prospectively investigated in 35 patients with periodontitis before and after treatment and compared to clinical outcomes. • The frequency of affected sites was reduced from 35 to 24% (p < 0.001), and mean edema depth was reduced from a median [IQR] of 2 [1, 3] mm at baseline to 1 [0, 3] mm 3 months after treatment. (p < 0.001). • T2 STIR sequences can be used to monitor the posttreatment course of periodontitis.
Journal title abbreviation:
Eur Radiol
Year:
2024
Journal volume:
34
Journal issue:
5
Pages contribution:
3115-3122
Fulltext / DOI:
doi:10.1007/s00330-023-10327-6
Pubmed ID:
http://view.ncbi.nlm.nih.gov/pubmed/37855855
Print-ISSN:
0938-7994
TUM Institution:
Institut für Diagnostische und Interventionelle Radiologie (Prof. Makowski); Professur für AI for Image-Guided Diagnosis and Therapy (Prof. Wiestler); Professur für Neuroradiologie (Prof. Zimmer)
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