Helicobacter pylori are the most common suspects in gastric carcinogenesis. Asakaet al 19 has been shown a clear association between gastric adenocarcinoma and Helicobacter Pylori. The prevalence of infection with the bacteria in dyspeptic patients in Yemen appears high 20 . Therefore, it is suggested that infection by this bacteria may play a role in the development of gastric carcinoma in our patients. Fresh vegetables and fruits, starch natural unprocessed wheat products are the major constituents of traditional Yemeni food. However, during the last decades Yemen, like other Arabian countries, has experienced a rapid change in the diet habit with dominant of animal proteins, canned food, hot spices and fermented food. These types of food have been implicated as risk factors for GC in many studies. Another risk factor is the organophosphorous compounds which used in agriculture especially Qat (Catha Edulis) as fertilizer, pesticides and insecticides and may have increased the magnitude of cancer.
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