One of the major causes of death worldwide, lung cancer is type of cancer that begins in the lungs. Lung cancer is known to claim more lives each year than prostate, colon, ovarian, and breast cancers combined. Smokers are at the greatest risk of lung cancer, although it can also occur in people who have never smoked. The risk of lung cancer increases with number of cigarettes you have smoked and with the length of time for which you have been a smoker. If you quit smoking, even after years as a smoker, you significantly reduce the chances of developing lung cancer.
There are two main types of lung cancer:
Both of the lung cancer types have their own system of staging, which determines the extent to which the cancer has spread.
Stages of Lung Cancer
Non-Small Cell Lung Cancer
Non-small cell lung cancer (NSCLC) accounts for a majority of the lung cancer cases. The three main subtypes of non-small cell lung cancer, as described by best lung doctors in Delhi, are as follows:
The NSCLC is usually staged using the TNM classification system by lung specialists in Noida and other NCR areas:
Using the combination of the three, doctors categorize NSCLC into four different stages:
Your lung doctor in Delhi will be able to tell which stage your cancer is at.
Small Cell Lung Cancer
Small Cell Lung Cancer (SCLC) accounts for around 15 per cent of lung cancer cases. The staging system used by the best lung specialist in Delhi breaks down the disease into two categories:
Small Cell Lung Cancer is known to grow and spread quickly, making it difficult to treat.
The symptoms of lung cancer can often be confused for pneumonia and bronchitis. This makes it one of the reasons why lung cancers are at an advanced stage when they are found. However, the earlier the lung cancer is detected, the better are the chances of survival. You should consult the best lung doctor in Delhi if you have any of these symptoms
According to the best lungs doctors in Delhi, new symptoms can arise as the cancer progresses, some of which are:
If you have any of these symptoms, a lung specialist in noida or other areas of NCR will conduct a chest X-Ray. If the X-Ray shows signs of a tumour, a CT, MRI, or PET scan will be ordered. The tests will provide more detailed images of the tumour, depending on which, the lung specialist in Delhi will carry out the treatment.