Interventions at colonoscopy which may improve serrated lesion detection rates (adapted from East et al 68)
| Beneficial | May be beneficial | No clear benefit |
|---|---|---|
| Slower withdrawal >6 min69 70 | High definition69 | Narrowed spectrum endoscopy (NBI, FICE, iSCAN)71 |
| Chromoendoscopy5 72 73 | Right colon retroflexion74 | Antispasmodics75 |
| Good vs adequate bowel preparation69 76 | ||
| Wide angle and enhanced mucosal views77–79 |
FICE, flexible spectral imaging colour enhancement; NBI, narrow band imaging.