Can advanced gastric cancer be contagious?

Although gastric cancer is not contagious, it is recommended to adjust the diet for gastric cancer, pay attention to keeping it light, and require food to minimize irritation to the gastrointestinal mucosa. Quitting smoking and drinking is a very effective food regulation to protect the gastric mucosa. Gastric cancer is not contagious. Patients with advanced gastric cancer can metastasize to other tissues and organs, but gastric cancer has a certain genetic tendency. The cancer itself is not contagious in patients with advanced gastric cancer, but if patients with advanced gastric cancer are also infected with Helicobacter pylori, the disease is contagious.

Symptoms of mid-stage gastric cancer

The most common clinical symptoms of mid-stage gastric cancer are pain and weight loss. Patients often have obvious upper gastrointestinal symptoms, such as upper abdominal discomfort, feeling of fullness after eating, increased upper abdominal pain, loss of appetite, fatigue, and weight loss. Some patients will experience nausea and vomiting. Gastric malignant tumors occur in the stomach wall, which can cause the stomach wall cells to be unable to secrete internal factors, and the patient's absorption of vitamin B12 is impaired, and symptoms of pernicious anemia. Mid-stage gastric cancer refers to the stage when gastric cancer invades the mucosa below the muscular layer or even the serosa layer, with lymph node metastasis around the stomach, but no distant organ metastasis.

Is left back pain a symptom of stomach cancer?

In fact, most patients with gastric cancer have no obvious symptoms in the early stages. A few people have nausea, vomiting, or ulcerative upper gastrointestinal symptoms, which are difficult to attract enough attention. If the tumor is located on the left side of the patient and involves the posterior pleura, it will also cause left back pain, so left back pain may be a tumor. Left back pain is not necessarily a symptom of gastric cancer.