Stomach pain - the main symptom of stomach diseases is abdominal (upper abdominal, stomach) pain, which can be cramping, burning or dull.
The relationship of pain to eating (hunger pain or after eating) may be characteristic of certain diseases.
In any case, loss of appetite, weight loss, nausea, vomiting, food poisoning, bleeding (black stools, vomiting of blood) should be considered as an alarming symptom, Stomachvoiding disorder.