Effect of Cryotherapy on Postoperative Pain in Vital Pulp Treatment of Molar Teeth

Inclusion Criteria: Teeth with * moderate or severe pain * diagnosed with symptomatic irreversible pulpitis * no tenderness to percussion and palpation * positive response to cold test and electric pulp test * no signs of periapical pathology Exclusion Criteria: Teeth which * could not be restored or required post-core * had periapical lesions, * had poor periodontal status (pocket depth\> 4 mm), * had negative responses to pulp sensitivity tests, * had no pulp exposure after caries removing Patients who * had no preoperative pain or had mild preoperative pain * had bleeding disorders * had systemic diseases such as immunosuppressive disease or diabetes