refractory periodontitis

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Related to refractory periodontitis: refractory period, aggressive periodontitis

re·frac·to·ry per·i·o·don·ti·tis

(rĕ-fraktŏr-ē perē-ō-don-tītis)
Clinical attachment loss despite optimal subgingival débridement and performance of acceptable oral hygiene.

refractory periodontitis (per´ēō-dontī´tis),

n a progressive inflammatory destruction of the periodontal attachment that resists conventional mechanical treatment.
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