tooth hard tissue disease hypercementosis https://rarediseases.info.nih.gov/diseases/6692/hypercementosis https://www.malacards.org/card/hypercementosis MONDO:0006790 ICD9:521.5 cementation hyperplasia EFO:1000970 SCTID:78537008 UMLS:C0020441 DOID:12733 MedDRA:10020596 A regressive change of teeth characterized by excessive development of secondary cementum on the tooth surface. It may occur on any part of the root, but the apical two-thirds are most commonly affected. (Dorland, 27th ed) ICD10CM:K03.4 MESH:D006936 MEDGEN:9360