Besides, no existence of gastric igloss feeling may indicate a pure gastric ulcer,and some soda biscuits will be helpful.

• 如果被鱼刺、鸡骨卡住食管或喉管时，不要用馒头硬咽，也不要用手抠，咽和抠都会造成骨头、鱼刺刺向更深处，甚至刺破食管。