Tissue type (number of cases) | Staining intensity (cytoplasmic) | Proportion of cells positive % | ||||||
---|---|---|---|---|---|---|---|---|
0 | + | ++ | 0 | <30 | 30–60 | >60 | 100 | |
Reflux oesophagitis (17) | 0 | 0 | 17 | Lower 1/3–1/2 of mucosa | ||||
Barrett’s metaplasia (37) | 0 | 0 | 37 | 0 | 5 | 13 | 16 | 3 |
Barrett’s dysplasia (21) | 0 | 0 | 21 | 0 | 0 | 2 | 19 | 0 |
Adenocarcinoma (112) | 0 | 0 | 112 | 0 | 0 | 0 | 0 | 112 |
Control tumours (3) | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 |