Dental Caries Home>Dentistry>Conditions_and_Diseases>Dental Caries     Web Pages MedlinePlus: Dental Caries Definition, causes, incidence, risk factors, symptoms and treatment. Dental Caries and Pulp Pathology Types of caries with pathology involved. Tooth Decay and Cavity Prevention A collection of information, publications and news from NIDCR. European Organisation for Caries Research ORCA promotes research into dental caries and related dieseases.