| Spanish | Italian |
| asa sigmoide | sigma (Colon sigmoideum) |
| asa sigmoide | colon sigmoideo (Colon sigmoideum) |
| colon sigmoide | colon ileopelvico |
| colon sigmoide | flessura sigmoidea |
| colon sigmoide | sigmoide (colon sigmoideum) |
| colon sigmoide | sigma |
| colon sigmoide | colon sigmoideo |
| colon sigmoide | ansa sigmoidea |
| colon sigmoide | ansa omega |
| diverticulo falso del sigmoide | falso diverticolo del sigmoide (Graser) |
| seno sigmoide | seno sigmoideo |