Lung cancer is caused by abnormally growing epithelial cells that grow rapidly and uncontrollably, eventually forming a malignant tumor. In addition to infiltrating and destroying the lungs, this malignant germ can also spread to other organs very quickly. Before a patient realizes they have it, the germ has already destroyed the lungs to the point where it is difficult to cure.
Lung cancer is cause by the rapid and uncontrolled growth of abnormal cells. Forming a mass of abnormal cells that can be detect when they are large, numerous and have spread to different parts of the body ทางเข้า UFABET สำหรับสมาชิกใหม่ สมัครวันนี้ รับโบนัสฟรี. Lung cancer is divid into 2 types:
- Small Cell Lung Cancer : Cells grow and spread rapidly, causing rapid death in 10-15% of patients.
- Non-small cell lung cancer : Spreads more slowly and can be cure by surgery if detected early. This type of cancer is in approximately 85-90% of cases.
Usually, lung cancer in the early stages does not show any symptoms. Symptoms will only appear when it reaches stage 3-4. Patients will be able to observe the following symptoms:
- Breathing problems: Patients often have difficulty breathing, feel short of breath all the time, and have wheezing.
- Chronic cough: Patients will have a cough for a long time, produce bloody sputum, hoarseness, and chest pain when coughing.
- When cancer spreads to other places, patients will experience other symptoms such as fever, chills, pain in joints. And bones, yellow body and eyes, blood clots in the face causing swelling, etc.
- Loss of appetite because the cancer will press on the esophagus, making it difficult for the patient to swallow food, so they do not want to eat, the body is weak, and results in abnormal weight loss.
Heavy smokers, aged 50 years or older, quit smoking but less than 15 years, family members smoke. Are expose to secondhand smoke, work closely with chemicals or carcinogens. Are expose to dust, smoke or air pollution for a long time, have a history of lung cancer in a first-degree relative.