Table 2

 Demographics of recurrent lesions following endoscopic mucosal resection (EMR)

CaseEndoscopic classAnatomical siteIndex EMR methodIndex margin statusHistology (recurrence)Dominant crypt typeRecurrence interval (months)
LGD, low grade dysplasia; HGD, high grade dysplasia.
1GRectumPiecemeal+Adenoma (LGD)IIIL3
2GDistal sigmoidPiecemeal+Adenoma (HGD)IIIL3
3GDescendingPiecemeal+TVAIV3
4GSplenic flexurePiecemeal+Adenoma (LGD)IIIL3
5GProximal sigmoidEn bloc+Adenoma (HGD)IIIs3
6GRectumPiecemeal+Carcinoma (stage T1)IIIs6
7GAscendingPiecemeal+Carcinoma (stage T1)IIIs/V(a)3
8GTransversePiecemeal+Adenoma (HGD)IIIL3
9GCaecumPiecemeal+Adenoma (HGD)IIIL3
10FCaecumEn bloc+Carcinoma (stage T1)IIIs/V(a)6