Studies have found that different pathological types of esophageal cancer have different sensitivities to radiotherapy, that is, the treatment effects are different. Generally speaking, the mushroom-shaped and intracavitary types are sensitive to radiation, have better treatment effects, and have higher long-term survival rates; the medullary type is moderately sensitive, with the second best effect, and the constrictive type is more resistant to radiotherapy and has the worst effect. The main pathological types of esophageal cancer tissue cells are squamous cell carcinoma and adenocarcinoma. Squamous cell carcinoma is more sensitive to radiation than adenocarcinoma and has better treatment effects. If it is adenocarcinoma, surgical treatment is recommended. The clinical pathological types of mid- and late-stage esophageal cancer are divided into: medullary type, mushroom type, ulcer type, and stricture type. Medullary This is the most common type in clinical practice. The cancerous tissue mainly extends into the esophageal wall, and the esophageal wall is significantly thickened. The cancerous tissue often involves most or all of the circumference of this section of the esophagus. In most cases, it has penetrated the basal layer of the esophagus or has reached the esophageal fibrous tissue. Cap type Cancerous tissue is mostly oval in shape and protrudes into the esophageal cavity like a mushroom. Most cancerous tissues do not involve the entire circumference of the esophagus, but only invade part or most of the esophageal wall. Ulcerative Cancerous tissue often involves part of the esophageal wall. The cancerous tissue is very thin and forms a deeper ulcer in the esophageal cavity. Narrowing Cancerous tissue often presents obvious stenosis and obstruction, the local esophageal wall is often shortened, the lesion almost involves the entire circumference of the esophageal wall, the tumor size is generally 3-5 cm, most cancerous tissue has penetrated the muscle layer, and the upper part of the esophagus is obviously dilated. This type is rare in clinical practice. |
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