Gastric CA refers to gastric cancer, which means cancer in medical terminology. In this case, it means that the patient suffers from gastric cancer, so it is suggested that the patient must do further examination to make a clear diagnosis, and if necessary, it is suggested that the patient must actively take surgery for treatment. If necessary, it is recommended that the patient should actively take surgery for treatment, because the prognosis of gastric cancer can be effectively improved through surgery, which can help the patient to increase the survival time after surgery, so it is recommended that the patient must actively take surgery for treatment. After surgery, patients should actively cooperate with radiotherapy and chemotherapy, and have regular checkups to avoid spreading or metastasis of cancer cells. For example, postoperative stomach cancer patients must pay attention to their dietary habits, not to overeat, not to eat spicy and stimulating food, not to eat cold and greasy food, which will stimulate the digestive function of the stomach, thus can lead to abdominal pain and diarrhea symptoms.