Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Middle umbilical ligament | Is a | Umbilical region structure | true | Inferred relationship | Some | ||
| Middle umbilical ligament | Is a | Fibrous tissue | true | Inferred relationship | Some | ||
| Middle umbilical ligament | Is a | mjukdelar i buken, struktur | false | Inferred relationship | Some | ||
| Middle umbilical ligament | del av | Entire umbilical region | false | Additional relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Excision of urachus | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | |
| Excision of patent urachus | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | 1 | 
| Excision of urachal cyst | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | |
| Procedure on urachus | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | |
| Excision of urachal cyst with umbilical hernia repair | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | |
| Incision of urachal cyst or sinus | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | |
| Partial cystectomy with excision of urachal remnant | Procedure site | False | Middle umbilical ligament | Inferred relationship | Some | |
| Entire middle umbilical ligament (body structure) | Is a | True | Middle umbilical ligament | Inferred relationship | Some | 
Reference Sets
Anatomy structure and entire association reference set (foundation metadata concept)