Only 9 small RCTs were included in this Cochrane review of metal-free materials for prosthodontic restorations providing insufficient evidence to support or refute the effectiveness of metal-free materials for fixed prosthodontic treatment over metal-ceramic or other type of standard restorations.[read the full story...]
Porcelain-fused-to-metal crowns or all-ceramic crowns?
This rapid review from the Canadian Agency for Drugs and Technologies in Health (CADTH) identified 29 studies including 10 systematic reviews. The findings suggest a lower long term survival rate for ceramic crowns (48%) compared with porcelain fused to metal crowns (62%).[read the full story...]