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What is Which of the following is an indication of complete veneer prosthesis as retainers for FPD? and explain in detail?
Indications of complete veneer prosthesis as crown:

Presence of extensive caries.
Large defective restorations.
Endodontically treated teeth.
Fractured tooth.
Need to change contour for removable partial denture retention.

Indications of complete veneer prosthesis as retainer for FPD:

Short abutment.
Long-span ﬁxed partial dentures. 
Abutment alignment needs correction.
Greater than average occlusal forces.