Table 3.

Summary of endoscopic detection techniques

Technique	Recommendation	Future
Standard-definition colonoscopy	None	No longer used
High-definition white-light video colonoscopy and serial biopsies every 10 cm of the colon	Avoid	No longer used
High-definition white-light video colonoscopy with dye-spray chromoendoscopy (methylene blue or indigo carmine)	High	Second choice
High-definition white-light video colonoscopy with narrow-band imaging	High	First choice
Full-spectrum endoscopy	Await further evidence	Under investigation
Autofluorescence imaging	None	No longer used
Confocal laser endomicroscopy	Await further evidence	Under investigation
Endocytoscopy	Investigate	Investigate