Original Article
Discolouration of Polymethyl Methacrylate versus Bis‑Acrylic based Provisional Crown and Bridge Dental Resins: Effect of Storage Media and Duration
Author(s):
Shivani Kohli*, Shekhar Bhatia, Kirti Sexana, Rupali Kalsi, K. Rajeshwari and Mansi Arora
Background: Provisional restorations are frequently needed for several days to weeks, demanding them to be well made and stable with distinctive functions and purposes. In aesthetically critical region, the provisional restoration must not only deliver an initial shade match, furthermore must preserve its aesthetic appearance over the service period. Noticeable colour change may compromise the suitability of provisional restorations. Aim: This study aimed to determine the discolouration of poly (methyl methacrylate) (PMMA) and bisâÃ?Â?Ã?Â?acrylic based provisional crown and bridge autoâÃ?Â?Ã?Â?polymerizing resins when exposed to coffee, tea, orange and cranberry juice. Materials and Methods: Four auto-polymerizing provisional crown and bridge resins, two methyl methacrylate and two bis-acrylic .. Read More»
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Annals of Medical and Health Sciences Research received 20588 citations as per google scholar report