Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Oct 28, 2012; 18(40): 5799-5806
Published online Oct 28, 2012. doi: 10.3748/wjg.v18.i40.5799
Table 1 World Health Organization 2010 classification and suggested grading of neuroendocrine neoplasms of the digestive system[20]
ClassificationGrading
GradeMitotic count (per 10 HPF)Ki-67 index (%)
NETG1< 2< 2
NETG22–203-20
NECG3> 20> 20
Table 2 Clinicopathological characteristics of 24 patients with foregut neuroendocrine tumors treated by endoscopic submucosal dissection
Case no.Age (yr)GenderLocationMacroscopic appearanceClinicopathological typeSize (mm)en bloc resectionDepth of invasionWHO classificationLateral marginVertical marginVessel invasionComplicationAdditional surgeryFollow-up (mo)
141MGastric antrumSubmucosal tumorIII10YesSubmucosaNET-G1(-)(-)AbsentNoneNone48
253MGastric bodySubmucosal tumorI5YesSubmucosaNET-G1(-)(-)AbsentNoneNone40
371MGastric bodySubmucosal tumorIII18YesSubmucosaNET-G1(-)(-)AbsentNoneReject36
455FGastric bodySubmucosal tumorIII10YesSubmucosaNET-G1(-)(-)AbsentNoneNone30
582FGastric fundusSubmucosal tumorIII30YesSubmucosaNET-G2(-)(-)AbsentNoneReject30
635FGastric fundusPolypI6YesSubmucosaNET-G1(-)(-)AbsentNoneNone30
735MDuodenal bulbSubmucosal tumorNA15YesSubmucosaNET-G1(-)(-)AbsentNoneReject30
857MDuodenal bulbSubmucosal tumorNA5YesSubmucosaNET-G1(-)(-)AbsentNoneNone30
940FGastric bodyPolypI6YesSubmucosaNET-G1(-)(-)AbsentNoneNone30
1047FGastric bodySubmucosal tumorI4YesSubmucosaNET-G1(-)(-)AbsentNoneNone30
1171FDuodenal bulbSubmucosal tumorNA6YesSubmucosaNET-G1(-)(-)AbsentNoneNone24
1256FGastric bodyPolypI3, 2YesMucosaNET-G1(-)(-)AbsentNoneNone24
1351FGastric bodySubmucosal tumorIII8YesSubmucosaNET-G1(-)(-)AbsentNoneNone24
1455MGastric bodyPolypI8, 3, 3YesSubmucosaNET-G1(-)(-)AbsentNoneNone24
1555MGastric bodyPolypI4YesSubmucosaNET-G1(-)(-)AbsentNoneNone18
1645FEsophagusSubmucosal tumorNA30YesMuscularisNEC(-)(+)PresentNoneYes18
1757MGastric bodySubmucosal tumorIII15YesSubmucosaNET-G1(-)(-)AbsentDelayed bleedingReject22
1835FGastric bodySubmucosal tumorIII25YesSubmucosaNET-G2(-)(-)AbsentNoneYes18
1970FDuodenal bulbSubmucosal tumorNA10YesSubmucosaNET-G1(-)(-)AbsentNoneNone18
2045FGastric bodyPolypI6, 3YesSubmucosaNET-G1(-)(-)AbsentNoneNone12
2148FGastric bodyPolypI5YesSubmucosaNET-G1(-)(-)AbsentNoneNone12
2255MGastric bodyPolypI5YesSubmucosaNET-G1(-)(-)AbsentNoneNone12
2365FCardiaSubmucosal tumorIII20YesSubmucosaNET-G1(-)(-)AbsentNoneReject14
2435FGastric fundusErosionI5, 3YesSubmucosaNET-G1(-)(-)AbsentNoneNone12