Understanding Lung Cancer: Symptoms and Early Detection

Published on: 12th June 2025
Medically reviewed by: Dr. Sohail Bana

Doctor checking lung X-ray

Introduction to Lung Cancer

With an incidence of lung cancer, a disease with an acute edge, no one will generally see a warning bell for it. All you need to do is know it very well as a silent killer-how to see it from the early signs, so that chances can be increased to treat success.
Lung cancer occurs from the rapidly replicating abnormal cells in the lungs, whose offshoot is the formation of tumors. These tumors could probably spread elsewhere in the body; hence, an early indication is crucial. Smokers are at the highest risk; however, other factors, like inhaling secondhand smoke, air pollution, and some occupational hazards, also contribute to the disease.
In Abu Dhabi, where awareness and healthcare facilities are improving, educating the public about lung cancer, its symptoms, and the importance of early detection can help individuals take proactive steps toward protecting their lung health. By staying informed and seeking timely medical advice, people can take charge of their family and self-health and increase their chances of successful treatment.
Through this blog, you will be guided in understanding the signs and symptoms of lung cancer, how to find them at the earliest stage, and how to protect your health and safety as well as the health and safety of your family.

What is Lung Cancer?

Lung Cancer is a tumor in the lungs formed by hyperplasia of lung cells. It can invade adjacent and distant tissues, making it more fatal. Lung cancer spreads by infiltrating surrounding tissues and also through blood and lymphatic vessels to invade other organs. The severity of lung cancer depends on the lung cancer stages in the human body.
As for the year 2024, lung cancer remains a major health concern in Abu Dhabi ranking among the most frequent types of lung cancer. However, precise data on its prevalence and impact are lacking. Smoking is the primary 99 percent cause of lung cancer, along with other causes.
  • Genetic predisposition: Variation of genes or genetic conditions can manifest lung cancer even among nonsmokers.
  • Environmental exposures to all hazardous materials in the workplace as asbestos, radon, air pollutants, and man-made chemicals, can impose a risk.
  • Secondhand: Secondhand smoke is burning your lungs and making you likely to get lung cancer. Even if it is the main cause, the study finds that the cases among those who never smoked keep on increasing, besides being the No. 1 cause. 
Therefore, it is essential to look for risk factors and preventive avenues. Understanding these risks is important for the prevention and early detection of lung cancer and lung infection symptoms.

Types of Lung Cancer

Lung cancer has various types, depending on the extent of the cancer’s spread in the lung. They are further classified into two main types, they are as follows:
  • Non-Small Cell Lung Cancer
It is the most common form, comprising close to 85% of all lung cancers. Compared to SCLC, NSCLC has relatively slow growth and spread.
  • Small Cell Lung Cancer
Although a less common form of lung cancer, SCLC is more aggressive. This form grows fast and spreads to infect other parts of the body. It is usually diagnosed in the bodies of long-term smokers.
There are different stages of lung cancer, they are further classified from stage 1 to stage 4.

Symptoms of Lung Cancer

Man sitting on sofa coughing shows symptoms of lung cancer
The dangerous health condition called lung cancer tends to manifest symptoms that seem to be normal illnesses to this extent and other possibilities. A few of the lung cancer symptoms include:
  • Persistent Cough or Coughing Up Blood 
A cough that occurs at the same time every day daily, and seeing no improvement is a warning sign of lung cancer. Coughing blood out, which is also referred to as hemoptysis, is another disturbing symptom.
  •  Chest Pain and Difficulty Breathing 
Chest pain is often, especially in the ones where the pain is doubled when breathing deeply or coughing, a distinct indicator of lung cancer. Breathing cannot be done comfortably, a condition referred to as dyspnea, when a person is experiencing that situation even in a case when they are making no hard movements.
  • Fatigue and Unexplained Weight Loss  
The feeling of tiredness unnaturally and observing unexpected weight loss, even in the absence of changes in diet or exercise routine, might be due to the existence of some health problems, including lung cancer.
  • Hoarseness or Changes in Voice   
A constant peculiar voice or a change in voice pitch may be an indication of an issue in the vocal cords or nearby areas and might result from lung cancer.
Furthermore, recognizing early lung infection symptoms, such as persistent coughing, shortness of breath, or chest discomfort, is crucial for timely intervention.
By fostering a proactive approach to respiratory health, individuals can not only address potential infections early such as symptoms of lung infections like persistent cough, chest pain, shortness of breath, and fever, but also improve the likelihood of detecting lung cancer at a treatable stage.

Lung Cancer Treatment Options

The many treatment options for lung cancer generally depend on the type and stage of the illness. The primary goals of lung cancer treatment are cure or control of lung cancer and relief of lung cancer symptoms.
  • Surgery: Whenever possible, the surgical removal of cancerous tissue from within the lung offers hope against early lung cancer.
  • Chemotherapy: This involves the use of drugs to kill cancer cells all over the body.
  • Radiation therapy: High-energy rays are used as a medium to kill cancer cells and shrink tumors.
  • Immunotherapy: This treatment helps the immune system body’s immune system fight cancer cells.

Early Detection of Lung Cancer doctor

Doctor checking lungs x-ray for lung cancer
Early detection of lung cancer is important in enhancing patient outcomes and increasing survival rates. Early lung cancer stage is also associated with more available treatment options and significantly higher odds for a successful recovery.

Lung Cancer Screens

Regular screening is recommended for high-risk populations such as individuals with heavy smoking patterns or environmental pollutant exposures.
In Abu Dhabi, several advanced diagnostic tools and tests have been developed for early detection of lung cancer and lung Infection symptoms:
  • CT Scans: CT scans give rise to more focused images of the lungs, which can indicate an abnormality such as tumors.
  • PET Scans: Identifying cancerous cells can be made easy through PET, assessing metabolic activity.

Recommendations for At-Risk Individuals

If you have a family history of lung cancer or have faced exposure to environmental factors such as secondhand smoke or occupational factors, then it is important to pro-actively reduce your risk, you can do so by following the simple steps:
  • Quit Smoking: The main cause of lung cancer is smoking. The most effective way to cut down on the risk is quitting.
  • Do Not Be Exposed to Secondhand Smoke: Secondhand smoke also increases the chance of attracting lung cancer.
  • Regular Check-ups: Regular check-ups are an essential part of maintaining your overall health, particularly if there’s a history of lung cancer in your family or if you’ve been a smoker.
Early detection of lung cancer plays a crucial role in the fight against lung cancer. It can significantly improve treatment outcomes and survival rates, especially for individuals who are at a higher risk due to smoking, family history, or other factors considered. Regular and definite lung screenings are essential for identifying potential issues before symptoms appear, allowing for earlier intervention.
By taking charge of your health and scheduling a screening, you are giving yourself the best chance to catch lung cancer in its earliest and most treatable stages. Book your appointments with us today.
We at First Response Healthcare you, with at-home health checkups and lab test services. Don’t wait—early detection can save lives. For more information, you can also visit our website.

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