Home Health & beauty 8 Types of Lung Disease and How They Can Be Treated

8 Types of Lung Disease and How They Can Be Treated

by Noman Jabbar
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Last modified on April 6th, 2024 at 9:03 pm

Lungs play a crucial role in your respiratory system, and their proper function is necessary for a good quality of life. They’re responsible for oxygenating your blood, which is transported to the rest of your body’s tissues. Any issues with the airflow system or lung tissue can result in various diseases, some of which can be life-threatening.

Lung diseases are categorized into two main types:

Restrictive lung diseases:  The expandability of the lungs is compromised due to fibrosis and scarring of the lung tissue. 

Obstructive lung diseases:  These diseases are caused by restricted airflow, making it harder to exhale and causing breathing problems. 

The following list of eight lung diseases is organized according to their primary types.

Restrictive lung diseases 

  1. Asbestosis

Asbestosis is a chronic disease of the lung interstitium. It is caused by inhalation of asbestos fibers and is dose-dependent. The highest risk of developing the disease is expected in the population with occupational environmental exposure, which includes:

  • Shipyard Workers
  • Boiler Makers
  • Miners
  • Construction Workers
  • Janitors

The disease progresses over the years due to the asbestos fibers inducing inflammation in the lung interstitium. The inflammatory mediators released by cells damage the lung tissue and cause fibrosis with an increased tendency of carcinogenesis. 

The treatment plan for asbestosis is dictated by the severity of the disease. There is no specific treatment for asbestosis except supportive treatment through continuous monitoring, drug therapy, and oxygenation.

  1. Mesothelioma

Malignant mesothelioma is a type of malignant cancer originating in mesothelial cells that line the body cavities. Exposure to the amphibole type of asbestos is involved in the pathogenesis of this disease. It’s an aggressive form of cancer with no standard treatment.

The treatment options for malignant mesothelioma include 

  • Multimodality treatment
  • Surgical resection
  • Chemotherapy
  • Radiation

It is essential to maintain a nutritious diet and promote health through physical activity and regular health checkups to ensure treatment is effective.

  1. Small cell lung cancer

Small cell lung cancer (SCLC) is a highly aggressive form of lung cancer that metastasizes rapidly and is usually diagnosed in smokers.

SCLC presents with shortness of breath, fatigue, recurrent respiratory infections, and unexplained weight loss. A combination of detailed medical history, physical examination, imaging studies, and biopsy can be used to diagnose the condition.

Treatment includes:

  • Chemotherapy
  • radiation therapy
  • Immunotherapy
  • Surgery

The prognosis of this disease depends on the stage of cancer at the time of diagnosis and the overall health of the patient. This fact highlights the importance of getting regular checkups for early diagnosis and improving outcomes. 

  1. Sarcoidosis

Sarcoidosis is a chronic disease with an unknown etiology and is characterized by granuloma formation as a result of the immune response. It affects various organs like the skin, eyes, heart, liver, and brain but mainly affects the lungs and lymph nodes, and can cause multiple organ failure if it isn’t properly monitored. 

Its etiology is unknown, but certain environmental, genetic, and immune system factors have been implicated in the pathogenesis of the disease.

Treatment should be aimed at relieving symptoms, reducing inflammation, and preventing organ damage. This can be done through drugs like 

  • Corticosteroids
  • Immunosuppressants
  • Anti-inflammatory drugs
  • Antimalarials

It’s important to make lifestyle changes such as following a healthy diet, regular exercise, avoiding smoking, and limiting alcohol consumption to help manage the symptoms.

Regular follow-ups are essential to monitor disease progression and ensure early management of arising complications. Sarcoidosis can vary in severity. In some cases, patients may go into remission, and in others, their condition could become chronic.

Obstructive lung diseases 

  1. Asthma

Asthma is a condition affecting the airflow in the lungs due to hypersensitivity of the bronchioles and causing symptoms like wheezing, shortness of breath, chest tightness, and coughing. Hypersensitivity may be due to smoke, cold air, stress, and respiratory infections and can be exacerbated by allergens like pollen, dust mites, and pet dander.

Allergy testing should be done in such patients to figure out the allergens that might exacerbate asthma and help medical professionals devise an appropriate management plan. 

Treatment is based on medications like bronchodilators, anti-allergy medications, and controller medications. For management to be highly effective, there should be a personalized action plan for each individual, including medication regimes, triggers, and steps to be taken during an attack.

An individual with asthma can lead an active life with minimum impact on their daily activities and overall well-being if it’s managed properly.

  1. COPD

Chronic Obstructive Pulmonary Disease is a respiratory disease that is characterized by airflow limitations in the lungs. This is due to prolonged exposure to cigarette smoke, chemical fumes, dust, and pollutants, as well as a history of persistent infections during childhood. 

COPD consists of two main conditions:

  • Chronic bronchitis: This is the inflammation and irritation of bronchial tubes, resulting in the production of mucus and excessive coughing.
  • Emphysema: This occurs due to the reduced elasticity of the air sacs due to prolonged trauma to the walls, causing them to collapse during exhalation, making exhalation difficult.

Symptoms of COPD include chronic coughing, wheezing, cyanosis of the lips, and shortness of breath, which can be diagnosed through medical history, examination, lung function tests, X-rays, and CT scans. 

COPD is a progressive condition, so it requires vigilance and proper management to improve quality of life. Management starts with reducing exposure to pollutants and cigarette smoke. The patient should be counseled to make changes in their lifestyle like:

  • Stopping smoking
  • Wearing a protective mask
  • Regularly getting vaccinations against flu and pneumonia.  

Treatment options include:

  • Bronchodilators
  • Inhaled corticosteroids
  • Oxygen therapy 
  1. Bronchiectasis

Bronchiectasis is the abnormal widening of the airways in the lungs, leading to mucus accumulation and difficulty clearing the airways. The chief cause of bronchiectasis is recurrent lung infections and other conditions like cystic fibrosis, impaired immunity, and aspiration of stomach contents. 

Management can be done by employing techniques to clear the airways, medications for clearing mucus and preventing infections, pulmonary rehabilitation, and surgery. 

Recurrent lung infections should be prevented by getting regular vaccinations, maintaining a diet that strengthens the immune system, and avoiding exposure to pollution. 

Regular medical checkups and adherence to treatment plans are essential to effectively manage the condition.

  1. Pneumonia

Pneumonia is an infection of the respiratory tract and lungs, causing symptoms like coughing, chest pain, fever, and difficulty breathing. It is classified into three types:

  • Community-acquired pneumonia
  • Hospital-acquired pneumonia
  • Ventilator-associated pneumonia

The severity of pneumonia can range from mild to severe and can even be fatal, depending on the immunity status of the patient. The causative agents can be bacterial, viral, fungal, and parasitic. 

Treatment can be done to alleviate symptoms and infection by using medication like antibiotics and antifungals. In severe cases, hospitalization may be required. Pneumonia can be prevented through vaccinations and living a healthy lifestyle. 


Many lung diseases need early detection and treatment for a good prognosis, which highlights the importance of getting regular checkups with your doctor. You should seek medical attention immediately if you are experiencing any of the symptoms mentioned in the article.

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