1.   Survival was not influenced by the histological grade of the tumour.

2.   The influence of infiltration of the oesophageal wall, lymph node metastases, and the histological grade of the tumour on the prognosis is not fully understood.

3.   When the characteristics and the extent of the gastric MALT lymphoma are considered, only the histological grade and stage IV disease influenced mortality.

4.   There were no significant differences in respect of the degree of dysplasia or the histological grades or stages.