Stomach cancer – a malignant disease that most often develops between the ages of 50 and 60, more commonly in men.
Its risk factors include eating habits (eating smoked meats, a lot of animal fat and little plant fibre), smoking and alcohol consumption, immunodeficiency, precancerous conditions (atrophic gastritis, vitamin B12 deficiency anaemia, the condition after stomach surgery, special types of gastritis ([Ménétrier's gastritis]), benign tumours of the stomach and Helicobacter pylori infection.
Certain hereditary cancers are also a risk factor (polyposis syndromes, cancer family syndrome).
