Early Symptoms of Esophageal cancer
Early symptoms of Esophageal cancer are swallowing food esophagus appears strange feeling, but often because the symptoms are not obvious difference being missed. So, when the following symptoms, should go to hospital in time: when swallowing food, found to have mild choking feeling, especially food hard texture, symptoms are more pronounced in the case of more attention should be paid. Appear this kind of symptom because of eating on the esophageal wall muscles contracting rhythmically, through contraction can take food from the esophagus is pushed into the stomach, but patients with esophageal cancer destroyed the muscular layer of the esophageal wall, leading to loss of regularity of esophageal contraction function and choking. Patients with eating feel chest pull, fullness discomfort or burning pain. When patients with swallowing feels esophageal foreign body inside, when performed early time is hidden, but the trend has gradually increased, followed by progressive dysphagia. Advanced esophageal carcinoma because of cancer esophagus leads to clogging, solid food inedible, serious even water is difficult to reach the stomach. Therefore, through the early after the onset of symptoms, usually within months gets progressively worse, by not to swallow solid food to the development of liquid food also cannot swallow. Cancer also accompanied by esophageal wall inflammation, edema, spasm, also aggravates dysphagia.
Advanced symptoms
Esophageal cancer patients have many, typically occurs in patients with dysphagia, progressive dysphagia is the vast majority of patients appear on the main symptoms, but the symptoms also means that this disease has entered a relatively late. Because of the esophageal wall elasticity and capacity expansion, when about 2 /3of esophageal diameter was cancer invasion, appearing only swallow difficult situations. Esophagus cancer later period another symptom is the appearance of food reactions, this reaction is usually the case in dysphagia worse, then I do not flow, mainly the refluxate was food and mucus, also may contain blood and pus. Esophageal cancer of other symptoms, when the cancer oppression of recurrent laryngeal nerve can cause hoarseness; infringement of phrenic nerve can cause hiccups or phrenic nerve palsy; compression of the trachea or bronchus can appear dyspnea and cough; erosion aortic it can result in fatal hemorrhage. Esophageal cancer late also complicate esophago – tracheal or esophageal fistula or cancer located in the upper esophagus, swallowing liquids often can produce cervical sympathetic paralysis syndrome.
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