Contraindications of  Cast restorations are all except:
Contraindications

Small and shallow cavities.
High plaque / caries indices.
Occlusal disharmony.
Dissimilar metals.
Esthetics.
Young patients due to presence of large pulp chambers.
Old patients due to lengthy and multi step procedures.
Grossly carious tooth
Occlusal disharmony
Young patients due to high pulp chambers
Esthetics