{"id":16501,"date":"2025-12-02T10:33:50","date_gmt":"2025-12-02T03:33:50","guid":{"rendered":"https:\/\/fkg.ugm.ac.id\/?p=16501"},"modified":"2025-12-02T10:33:52","modified_gmt":"2025-12-02T03:33:52","slug":"evaluasi-ketahanan-tambalan-resin-terhadap-diskolorisasi","status":"publish","type":"post","link":"https:\/\/fkg.ugm.ac.id\/en\/evaluasi-ketahanan-tambalan-resin-terhadap-diskolorisasi\/","title":{"rendered":"Evaluation of Resin Restoration Resistance to Discoloration"},"content":{"rendered":"

Composite resin restorations have become a popular esthetic restorative option in dentistry due to their ability to mimic natural tooth color and their good adhesion to tooth structures. However, one major challenge is the color stability of resin materials against external factors such as staining agents from food and beverages, temperature variations, and duration of exposure, all of which may cause discoloration and reduce esthetic quality. This article evaluates factors influencing resin restoration discoloration and its impact on long-term durability.<\/p>\n\n\n\n

Factors Affecting Resin Restoration Discoloration<\/strong><\/h2>\n\n\n\n

Some key variables that influence color changes in resin materials include:<\/p>\n\n\n\n

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  1. Resin Material Composition<\/strong>
    Composite resins consist of an organic matrix (such as Bis-GMA, UDMA) and filler phases (glass or ceramic particles). The filler ratio, size, distribution, and the quality of bonding between filler and resin matrix influence the material\u2019s ability to absorb or resist staining agents. Nanofiller or nanohybrid materials tend to exhibit different staining behaviors compared to microfilled resins.<\/li>\n\n\n\n
  2. Exposure to Staining Agents<\/strong>
    Beverages such as coffee, tea, and wine contain chromogens that may penetrate the resin surface or microporosities. Research conducted by an FKG UGM student, Aditya Krisna Murti, under the supervision of Dr. drg. Ema Mulyawati, M.S., Sp. KG(K), and drg. Tunjung Nugraheni, M.Kes, Sp. KG(K), titled \u201cDiscoloration of nanohybrid composite resin can occur due to the absorption of staining agent from beverage like coffee. Increased temperature and duration of the immersion may cause in increased discoloration\u201d, confirmed that environmental conditions such as temperature and exposure duration significantly influence discoloration.<\/li>\n\n\n\n
  3. Temperature and Duration of Exposure<\/strong>
    Temperature and immersion time significantly affect color changes. In the study, nanohybrid resin immersed in coffee solution at higher temperatures (54 \u00b0C) and longer durations (4 days) exhibited greater discoloration compared to lower temperatures (4 \u00b0C) or shorter exposure times (2 days).\u00a0<\/li>\n\n\n\n
  4. Surface Condition, Finishing, and Maintenance<\/strong>
    Smoother restoration surfaces with proper finishing exhibit lower staining penetration. Oral hygiene, dietary habits, and regular professional cleaning also influence color stability.<\/li>\n<\/ol>\n\n\n\n

    Clinical Implications<\/strong><\/h2>\n\n\n\n

    Key implications for clinical practice include:<\/p>\n\n\n\n