Esophageal malignancy

Esophageal malignant lesions are caused by environmental pollution, chemical pollution (chemical toxins), ionizing radiation, free radical toxins, microorganisms (bacteria, fungi, viruses, etc.) and their metabolic toxins, genetic characteristics, endocrine imbalances, immune dysfunction, etc. The effect of carcinogens and carcinogenic factors leading to canceration of normal cells in the body is often manifested as a local mass formed by abnormal proliferation of cells in local tissues.