What signals are coming? Beware of stomach cancer.

What signals are coming?(1) Common symptoms include stomachache, stomachache, stool color change, recent significant weight loss, etc.;(2) once the original symptoms change, such as stomachache nature change, abdominal distension shows more frequency, etc.;(3) Suddenly found abdominal mass, ascites, lower limb edema and other phenomena, must be alert for gastric cancer