| 67219-6 | Upper endoscopy PhenX | |
| 67220-4 | Virtual CT colonoscopy PhenX | |
| 67221-2 | Colonoscopy PhenX | |
| 67222-0 | Sigmoidoscopy PhenX | |
| 67223-8 | Reasons had colon sigmoidoscopy PhenX | |
| 67224-6 | Gastrointestinal conditions PhenX | |
| 67225-3 | Clinician diagnosed condition ever PhenX | |
| 67226-1 | Site of bleeding PhenX | |
| 67227-9 | Bleeding site PhenX | |
| 67228-7 | What Ys happened DateRange PhenX | |