What symptom can gastric bleeding have

After gastric bleeding, patients will generally appear hematemesis, melena, loss of appetite, fatigue, anorexia, pale face, cold sweat, palpitation, blood pressure drop, nausea, dizziness, etc., severe cases will also appear shock, syncope and other symptoms. Need to go to the hospital early for gastroscopy, take endoscopic hemostasis, or take drugs to stop bleeding.