Table 3

Recommended treatment for 340 LNPCPs based on the optical diagnosis of the endoscopist with the corresponding histological diagnosis

HistologyRecommended treatment based on optical diagnosisTotal
ER (piecemeal/en bloc)En bloc ERSurgery
Low-grade dysplasia217181236
High-grade dysplasia3917157
T1 colorectal cancer
 Superficial invasion4736
 Deep invasion379
 Depth unable to determine6
≥T2 colorectal cancer13711
Total264
(77.6%)
58
(17.1%)
18
(5.3%)
340
  • ER, endoscopic resection; LNPCPs, large non-pedunculated colorectal polyp.