| umls-concept:C0031099 | skos:definition | MSH: Inflammation and loss of connective tissues supporting or surrounding the teeth. This may involve any part of the PERIODONTIUM. Periodontitis is currently classified by disease progression (CHRONIC PERIODONTITIS; AGGRESSIVE PERIODONTITIS) instead of age of onset. (From 1999 International Workshop for a Classification of Periodontal Diseases and Conditions, American Academy of Periodontology),CSP: inflammatory reaction of the tissues surrounding a tooth (periodontium), usually resulting from the extension of gingival inflammation into the periodontium.,CHV: a disease that attacks the gum and bone around the teeth | lld:umls |
