The restoration of damaged or missing tooth structures remains one of the major challenges in prosthodontic dentistry. Traditional metal-ceramic restorations have demonstrated good durability; however, limitations related to esthetics and metal-related reactions have encouraged the development of alternative restorative materials. Zirconia has emerged as a highly effective material due to its high fracture resistance, chemical stability, and natural appearance. Additionally, zirconia restorations exhibit favorable tissue compatibility and reduced plaque accumulation. Despite their widespread use, comprehensive clinical evaluation remains necessary to determine their effectiveness in long-term prosthodontic rehabilitation.
The aim of this study was to evaluate the clinical performance of zirconia crowns in prosthodontic rehabilitation and assess their impact on esthetic, functional, and patient-related outcomes.
The study included 75 patients requiring fixed prosthodontic rehabilitation with zirconia crowns. Clinical examination was performed before treatment and during follow-up visits after crown placement. Parameters including marginal adaptation, gingival condition, occlusal stability, chewing efficiency, esthetic appearance, and patient satisfaction were evaluated. Restorations were fabricated using computer-aided design and computer-aided manufacturing (CAD/CAM) technology. Follow-up assessments were conducted over a 12-month observation period.
The study demonstrated favorable clinical performance of zirconia crowns in the majority of patients. Excellent marginal adaptation and high esthetic outcomes were observed following treatment. Patients reported improved chewing function, comfort, and overall satisfaction with the restorations. Gingival tissues surrounding zirconia crowns showed minimal inflammatory changes, indicating good biocompatibility. Mechanical complications such as crown fracture or loss of retention occurred infrequently. Long-term follow-up demonstrated stable functional and esthetic outcomes with a high success rate.
Zirconia crowns represent an effective and reliable option for prosthodontic rehabilitation. Their superior esthetic properties, biocompatibility, and mechanical strength contribute to successful clinical outcomes and patient satisfaction. Modern zirconia-based restorations provide long-term functional stability and may be considered an important component of contemporary prosthodontic treatment strategies.
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