Table 2.

Proposed programme for surveillance and treatment of duodenal adenomatosis

Spigelman stage 0	Endoscopy* at intervals of 5 y
Spigelman stage I	Endoscopy† at intervals of 5 y
Spigelman stage II	Endoscopy† at intervals of 3 y
Spigelman stage III	Endoscopy† at intervals of 1–2 y
Spigelman stage IV	Endoscopic ultrasonography
	Consider pancreas sparing or pylorus sparing duodenectomy

*Including multiple random biopsies from mucosal folds in patients without visible polyps.

†Including multiple biopsies from polyps.