| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Periodontium curettage | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Other specified operation on gingiva | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Operation on gingiva NOS | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Gingival and periodontal disease NOS | Finding site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some |  | 
| Gingivectomy NEC | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Damage to supporting structure of tooth | Finding site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Structure of periapical tissue | Is a | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some |  | 
| Altered passive eruption of teeth | Finding site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Excision of fibrous tuberosities of dentoalveolar structures | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Mucogingival surgery, per quadrant | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Case patterns section | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Topical application of fluoride including prophylaxis, adult | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 4 | 
| Personal periodontal care, plaque control education | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 5 | 
| Dental prophylaxis, adult | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Provisional splinting, extracoronal | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Provisional splinting, intracoronal | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Gingivectomy or gingivoplasty, per quadrant | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Periodontic adjunctive service | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Excision of osseous tuberosities of dentoalveolar structures | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Periodontic procedure | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Alveolectomy, including curettage of osteitis | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Alveolectomy, including sequestrectomy | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Tooth movement for periodontal purposes | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Unscheduled dressing change, by other than treating dentist | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Preventive periodontal procedure, periodontal prophylaxis | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Chemical cautery of gingival operculum | Procedure site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Periodontic dental consultation and report | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Insertion of nasoalveolar moulding appliance | Procedure site - Indirect | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Pedicle soft dentoalveolar tissue graft procedure | Procedure site - Direct | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Replacement of periodontal flap with osseous surgery | Procedure site - Direct | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Laterally repositioned periodontal flap | Procedure site - Direct | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Laterally repositioned periodontal flap | Procedure site - Direct | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap with osseous surgery | Procedure site - Direct | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Repositioned periodontal flap | Procedure site - Direct | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Dental peri-implantitis due to dental biofilm | Finding site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Partial dental peri-implantitis | Finding site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Complete dental peri-implantitis | Finding site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Dental peri-implantitis | Finding site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Periodontal disease | Finding site | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Periodontic dental consultation and report | Procedure site - Direct | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Elevation of gingival flap and open debridement of surface of oral implant | Procedure site - Indirect | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Replacement of periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Coronally repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Application of subgingival dressing | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Replacement of periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Acute ulcerative gingivitis | Finding site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Modified Widman flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Connective tissue gingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Guided dentoalveolar tissue regeneration, including surgery and re-entry | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Gingival flap procedure, including root planing, per quadrant | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Removal of foreign body from gum | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Type I, gingivitis, shallow pocket therapy | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Type II, early periodontitis, moderate pocket therapy | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Dentoalveolar bone osseous surgery, including flap entry and closure, per quadrant | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Entire gum and supporting structure of tooth | Is a | True | Structure of gum and supporting structure of tooth | Inferred relationship | Some |  | 
| Excision of epulis | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Operculectomy | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Entire gingiva | Part of | False | Structure of gum and supporting structure of tooth | Additional relationship | Some |  | 
| Alveolar pyorrhoea | Finding site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Blister of gum with infection | Finding site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Blister of gum without infection | Finding site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Grafting of periodontal bone defect | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Mucogingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Pedicle soft dentoalveolar tissue graft procedure | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Replacement of periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Coronally repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Application of subgingival dressing | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Replacement of periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Apically repositioned periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Connective tissue gingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Connective tissue gingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Replacement of periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Apically repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Coronally repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Grafting of periodontal bone defect | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Mucogingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Application of subgingival dressing | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Replacement of periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Pedicle soft dentoalveolar tissue graft procedure | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Coronally repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Application of subgingival dressing | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Mucogingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Apically repositioned periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Pedicle soft dentoalveolar tissue graft procedure | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Replacement of periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Replacement of periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Connective tissue gingival graft | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Grafting of periodontal bone defect | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Coronally repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Application of subgingival dressing | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Apically repositioned periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Replacement of periodontal flap with osseous surgery | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 3 | 
| Apically repositioned periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Replacement of periodontal flap | Procedure site | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 2 | 
| Removal of periodontal pack | Procedure site - Indirect | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 | 
| Removal of foreign body from gum | Procedure site - Indirect | False | Structure of gum and supporting structure of tooth | Inferred relationship | Some | 1 |