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Objective: The objective of this study was to assess average improvement in maximal mouth opening, pain at rest, and active mouth opening after platelet-rich plasma (PRP) injections using ultrasonography (USG)-guided platelets rich plasma injection in the management of internal derangement of the joint. Materials and Methods: Ten patients with internal derangement of the temporomandibular joint (TMJ) underwent PRP injections guided by the ultrasonography. The extent of maximal mouth opening, pain, and tenderness of the TMJ and the masticatory muscles at rest, motion, and mastication were thoroughly assessed at the beginning of the study and scheduled for next follow-up at 2, 4, 12, and 24 weeks. Results: USG-guided platelet-rich plasma injection was significantly effective in improvements of the extent of maximal mouth opening, pain at rest, and on movement. Statistics result demonstrated a significant reduction in the visual analog scale values of pain at rest and on movement. Conclusion: USG-guided PRP injection to the upper TMJ space provided improvement in signs and symptoms of patient with internal derangement of the TMJ.

A retrospective review of maxillofacial trauma cases reported over a period of two years among urban Indian population with age