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Evaluation of Post-Endodontic Pain Reduction Using Intracanal Cryotherapy in Symptomatic Apical Periodontitis
Anam Fayyaz Bashir1, Ussamah Waheed Jatala2, Muhammad Amber Fareed3,4
1Department of Operative Dentistry, Lahore Medical and Dental College, Lahore, Pakistan.
Summary
Intracanal cryotherapy significantly reduced postoperative pain in patients with symptomatic apical periodontitis. This non-invasive endodontic treatment offers an effective alternative for pain management.
Area of Science:
- Endodontics
- Pain Management
- Cryotherapy
Background:
- Symptomatic apical periodontitis often causes significant postoperative pain.
- Standard endodontic treatments may not fully alleviate this pain.
- Novel therapeutic adjuncts are needed to improve patient outcomes.
Purpose of the Study:
- To evaluate the efficacy of intracanal cryotherapy in reducing postoperative pain.
- To compare cryotherapy with standard saline irrigation in endodontic treatment.
- To assess the impact of cryotherapy on analgesic use.
Main Methods:
- Prospective experimental study involving 90 participants with symptomatic apical periodontitis.
- Participants were randomized into two groups: room-temperature saline irrigation and cryotreated saline (2.5°C) irrigation.
- Postoperative pain was assessed using the Visual Analogue Scale at 24 and 48 hours.
Main Results:
- The cryotherapy group exhibited significantly lower pain scores at 24 hours (p=0.010) and 48 hours (p<0.001).
- Reduced analgesic consumption was observed in the cryotherapy group.
- Cryotherapy demonstrated a statistically significant reduction in postoperative pain.
Conclusions:
- Intracanal cryotherapy is an effective method for mitigating postoperative pain in symptomatic apical periodontitis.
- Cryotherapy serves as a valuable, non-invasive adjunct to conventional endodontic therapy.
- This approach offers a promising strategy for enhanced pain control in endodontic procedures.

