The outbreak of death due to stomach cancer has subsided causelessly during the past 60 years, however its prevalence has been higher in lower social and economical classes.
Research center of cancer institute has announced: Long period consumption of nitrates in smoked, salty, dried and bacterial contaminated foods are considered to be effective factors of stomach cancer . It has also been of higher prevalence in those with blood group of ‘A’, compared with group ‘O’.
According to the report, superficial cancers do not cause certain symptoms, however affected patient complaints range from of a vague upper gastric heaviness following having food to sever pain, along with tumor enlargement.
Nausea, vomiting and dysphagia are the main symptoms, specially about distally located tumors of stomach. Liver is the most common location for circulatory metastasis. Finding anemia in men and occult fecal blood (positive guaiac test) in men and women, should raise suspicion of gastro intestinal disorder.
X-ray is the simplest diagnostic means for evaluating patient complaining of upper gastric symptoms. Various therapeutic methods are; surgical total or partial gastrectomy, chemotherapy which leads to a decrease in tumor size, as the best palliative procedure.
Stomach is the most dilated part of gastro intestinal (G.I.) tract, having a volume of one liter, without certain and fixed shape.
Recent findings of this center indicate probable environmental factor in early age which affects person and is considered to be the main cause of stomach tumor. This has been considered the main factor.
The Tehran Times Daily