Comparison of Clinical Success of Stainless Steel Crowns and Zirconia Crowns in Primary Molars

Inclusion Criteria: * Age range of children from 4 to 5 years. * Systemically healthy. * Children who are positive and extremely positive according to the Frankl behavior scale. * Asymptomatic primary mandibular second molars with multi-surface deep caries requiring pulpotomy treatment. * No history of spontaneous pain. * Primary mandibular second molars where bleeding at the pulpotomy site can be controlled within 3 to 5 minutes. * Having opposing teeth in occlusal contact. * Patients without any periodontal-related attachment loss. * Patients without abscesses or fistulas on primary second molars. * Children who verbally and in writing agree to participate in the study and are willing to attend regular follow-up appointments will be included. Exclusion Criteria: * Having a systemic disease. * Periapical infection, abscess, or mobility in primary second molars. * Those with active periodontal disease. * Malocclusion or missing opposing tooth. * Primary second molars with pathological internal or external resorption. * Physiological root resorption exceeding 1/3 of the root. * Children with bruxism or unilateral chewing habits will not be included in the study.