tooth hard tissue disease dentin dysplasia https://www.malacards.org/card/dentin_dysplasia SCTID:109492001 Dentin dysplasia (DD) is a rare disorder belonging to the group of hereditary dentin defects and is characterized by abnormal dentin structure and root development resulting in abnormal tooth development. It encompasses two subtypes: DD type I and DD type II. MEDGEN:8310 UMLS:C0011430 ICD9:520.5 Orphanet:1653 MONDO:0015613 DOID:701 icd11.foundation:1262020657 GARD:0016575 MESH:D003805 DD obsolete_dentin dysplasia