Table 1

The number of traditional serrated adenomas (TSAs) of the upper digestive tract reported in the literature, having high-grade dysplasia or invasive carcinoma

ReferencesTSAs with invasive carcinomaTotal no. of TSA
Oesophagus1311
Stomach14 21–282635
Duodenum15 30–321035
Pancreas1611
Gallbladder1711
All, n (%)39 (53.4%)73 (100%)