In Nepal, Pulmonology and Critical Care brings together specialist care for lung and airway diseases with intensive monitoring for people who are seriously unwell. Pulmonology focuses on conditions such as asthma, COPD, pneumonia, tuberculosis, lung fibrosis, chronic cough, wheezing, sleep-related breathing problems, and unexplained breathlessness.

Critical care supports patients whose breathing or other vital functions need close observation and advanced treatment. This may include people with severe pneumonia, respiratory failure, serious asthma attacks, COPD exacerbations, sepsis, trauma, or complications after surgery.

Breathing symptoms should not be ignored when they become persistent, recurrent, or interfere with daily activities. A timely assessment can help identify the cause, prevent complications, and guide the right treatment plan.

At Nagarik Hospital one of the best pulmonology hospital in Nepal, patients can access pulmonology consultation, internal medicine support, 24-hour emergency care, ambulance services, and Level 3 ICU support when clinically required.

Quick answer: Pulmonology is the medical specialty for lung, airway, and breathing conditions. Critical care is specialised care for patients who are seriously ill and need continuous monitoring, organ support, or urgent treatment in an ICU setting.

Pulmonology and Critical Care in Nepal at a Glance

What Does Pulmonology Mean?

Pulmonology is the branch of medicine that focuses on the respiratory system. It includes the lungs, airways, windpipe, chest lining, breathing muscles, and the process of oxygen entering the blood.

A pulmonology specialist may also be called a pulmonologist, chest physician, respiratory physician, or lung specialist.

Pulmonary care is not only for people with serious chronic disease. It can also help people with a cough that does not improve, repeated chest infections, wheezing, unexplained breathlessness, or poor sleep caused by breathing interruptions.

In Nepal, respiratory health is especially important because lungs may be affected by tobacco exposure, passive smoking, household smoke, dust, workplace chemicals, pollution, allergies, and respiratory infections.

What Does a Pulmonologist Do?

A pulmonologist diagnoses and manages conditions that affect breathing and lung function.

The consultation usually begins with questions about symptoms, smoking history, dust or chemical exposure, allergies, sleep quality, previous infections, medicines, family history, and exercise tolerance.

The doctor may perform a chest examination, check oxygen saturation, and recommend tests depending on symptoms. These may include chest X-ray, CT scan, spirometry, sputum examination, blood tests, bronchoscopy, or sleep studies.

A pulmonologist/lung specialist in Nepal may prescribe inhalers, antibiotics when medically appropriate, anti-allergy medicines, oxygen therapy, airway-clearance techniques, or treatment for inflammation and infection.

They may also guide patients on smoking cessation, vaccination, correct inhaler use, physical activity, nutrition, sleep, and managing flare-ups.

What Problems Can a Pulmonologist Treat?

Pulmonologists manage a wide range of lung, airway, chest, and breathing-related conditions.

A pulmonologist may also work closely with cardiologists, intensivists, surgeons, radiologists, physiotherapists, and other specialists when breathing symptoms are related to more than one condition.

What Are Pulmonology Diseases?

Pulmonology diseases are illnesses that affect the lungs and respiratory system.

These conditions may be caused by infection, allergy, inflammation, smoking, pollution, workplace exposure, genetic factors, immune-system disorders, or cancer.

Some respiratory problems are short-term, such as pneumonia or acute bronchitis. Others may be long-term and require regular follow-up, such as asthma, COPD, bronchiectasis, pulmonary fibrosis, and sleep apnoea.

Common symptoms can overlap. Cough, chest tightness, wheezing, fatigue, phlegm, and breathlessness may occur in several conditions. That is why one symptom alone cannot confirm a diagnosis.

What Are the 7 Most Common Lung Diseases?

There is no single list that applies equally to every country or age group. However, seven commonly seen respiratory conditions include:

Asthma and COPD are among the most common chronic respiratory conditions worldwide. COPD alone caused approximately 3.4 million deaths globally in 2023, reinforcing the importance of prevention, early diagnosis, and sustained care.

When Should You See a Pulmonologist?

A respiratory consultation is useful when symptoms are persistent, recurrent, worsening, or affecting daily life.

Consider seeing a lung specialist if you experience:

• A cough lasting more than three weeks
• Frequent wheezing or chest tightness
• Breathlessness during walking, climbing stairs, or normal work
• Repeated chest infections or pneumonia
• Persistent phlegm production
• Snoring with pauses in breathing during sleep
• Daytime sleepiness despite sleeping for enough hours
• Previous tuberculosis with ongoing breathing problems
• A history of smoking, vaping, dust exposure, biomass smoke, or workplace chemical exposure
• Abnormal chest X-ray or CT scan findings
• Known asthma or COPD that is not well controlled

When Is Breathing Difficulty an Emergency?

Seek emergency care immediately if there is:

• Sudden severe breathlessness
• Bluish lips, fingers, or face
• Severe chest pain
• Confusion, fainting, or extreme drowsiness
• Inability to speak full sentences because of breathlessness
• Coughing a large amount of blood
• Severe wheezing that does not improve with prescribed rescue medicine
• Rapid worsening of symptoms in a person with asthma, COPD, heart disease, kidney disease, or pneumonia

Children, older adults, pregnant women, and people with chronic conditions may become seriously unwell more quickly. Do not wait for a routine appointment if breathing symptoms are severe.

How Are Lung Problems Diagnosed?

Respiratory diagnosis starts with a proper medical history and clinical examination.

A doctor may ask about cough duration, fever, sputum, smoking history, workplace exposure, allergies, tuberculosis history, medicines, family history, and the effect of symptoms on daily activities.

The right test depends on the likely cause.

A normal chest X-ray does not rule out every lung condition. Similarly, cough or breathlessness alone cannot confirm asthma, COPD, pneumonia, or tuberculosis.

What Is Critical Care in Nepal?

Critical care is specialised treatment for patients who are seriously ill or at risk of becoming unstable.

It is often provided in an intensive care unit, commonly known as an ICU. The purpose of ICU care is to closely monitor vital organs and provide rapid support when the lungs, heart, brain, kidneys, or circulation are under severe stress.

Critical care may be needed for severe pneumonia, respiratory failure, serious asthma attacks, COPD flare-ups, sepsis, stroke, trauma, poisoning, complications after surgery, or multiple organ problems.

Patients in critical care may require close oxygen monitoring, advanced breathing support, infection treatment, fluid management, medication adjustment, or continuous observation.

Critical care is team-based. Doctors, intensivists, nurses, respiratory professionals, physiotherapists, pharmacists, laboratory teams, and other specialists work together according to the patient’s needs.

What Is the Difference Between Pulmonology and Critical Care?

Pulmonology and critical care often work together, but they have different roles.

Pulmonology focuses on diagnosing and managing respiratory diseases in outpatient, inpatient, and follow-up settings.

Critical care focuses on patients who are unstable, severely ill, or at immediate risk of organ failure.

For example, a person with stable asthma may need a pulmonology consultation for inhaler adjustment and trigger management.

However, a person with severe asthma who has low oxygen levels, exhaustion, or poor response to initial treatment may need emergency and critical-care support.

Similarly, a person with COPD may receive routine lung-function monitoring and inhaler treatment. During a severe flare-up with infection or respiratory failure, hospital admission and ICU-level monitoring may become necessary.

What Is Stage 4 Pulmonary Disease?

“Stage 4 pulmonary disease” is not a general medical term for all lung diseases.

The phrase most commonly refers to GOLD Grade 4 COPD, also called very severe airflow limitation.

In traditional spirometry grading, GOLD Grade 4 COPD means the FEV1 value is less than 30% of the predicted value after bronchodilator testing.

FEV1 measures how much air a person can forcefully breathe out in one second. It does not mean the whole lung is “only 30% working.”

Doctors do not rely on FEV1 alone. They also consider:

• Breathlessness level
• Oxygen level
• Frequency of flare-ups
• Hospital admissions
• Ability to walk and perform daily activities
• Nutrition and weight changes
• Sleep quality
• Heart health
• Other medical conditions

People with severe COPD may experience breathlessness at rest, low oxygen levels, repeated infections, fatigue, weight loss, or increased risk of respiratory failure.

Even in advanced disease, a structured plan can improve comfort and quality of life. This may include smoking cessation, inhalers, vaccinations, pulmonary rehabilitation, nutrition support, physical activity within safe limits, oxygen therapy when indicated, and early treatment of flare-ups.

Treatment Approaches for Lung Diseases

There is no single treatment for every respiratory condition. Care should match the diagnosis, symptoms, test results, age, medical history, and patient goals.

Asthma treatment may include inhalers, trigger management, allergy control, correct inhaler technique, and an action plan for worsening symptoms.

COPD care may include stopping tobacco exposure, reducing smoke exposure, inhalers, vaccinations, physical activity, pulmonary rehabilitation, and treatment for flare-ups.

Pneumonia treatment depends on severity and likely cause. Some people can recover at home with medical guidance, while others need hospital admission, oxygen, intravenous medicine, or critical care.

Tuberculosis requires proper testing and a complete treatment course under medical guidance. Stopping treatment early can make the infection harder to manage.

Bronchiectasis may require airway-clearance techniques, hydration advice, infection prevention, and treatment of repeated infections.

Interstitial lung disease, sleep apnoea, pleural disease, pulmonary embolism, and lung cancer each need an individual care pathway that may include medicines, procedures, surgery, rehabilitation, or long-term follow-up.

How Can You Support Better Lung Health?

Lung health is influenced by daily habits, environmental exposure, and timely medical care.

Avoid tobacco, vaping, and second-hand smoke. If quitting is difficult, seek structured medical support.

Reduce exposure to household smoke, dust, chemical fumes, and workplace pollutants whenever possible. Proper ventilation, protective equipment, and safer work practices can help.

Use inhalers exactly as prescribed. Many patients do not get the expected benefit because of incorrect inhaler technique.

Stay physically active within your health limits. Gentle movement, breathing exercises, and pulmonary rehabilitation can support lung function and daily endurance in selected patients.

Follow vaccination advice from your doctor, especially if you are older, have chronic lung disease, diabetes, heart disease, or reduced immunity.

During poor air-quality days, people with asthma or COPD should avoid unnecessary outdoor exertion, follow their prescribed treatment plan, and keep rescue medicines available.

Pulmonology and Critical Care Services at Nagarik Hospital

For patients in Bhaktapur and the Kathmandu Valley, coordinated respiratory and critical-care services can help connect regular consultation with urgent hospital care when needed.

Nagarik Hospital lists pulmonology in Nepal, pulmonary critical care, interstitial lung disease, airway disease, sleep-related respiratory care, internal medicine, emergency support, ambulance services, and Level 3 ICU services.

Patients may consider a consultation for persistent cough, asthma follow-up, COPD management, repeated chest infections, abnormal chest imaging, snoring with daytime sleepiness, unexplained breathlessness, or long-term lung disease with our best pulmonologist in Nepal Dr. Kundan Singh Karki.

For sudden or severe breathing symptoms, do not wait for a routine appointment. Visit the nearest emergency department immediately.

For emergency and ambulance services at Nagarik Hospital, contact: +977-9801904640
For general appointments and enquiries: +977-1-6637700

Frequently Asked Questions

What does a pulmonologist do?

A pulmonologist diagnoses and treats diseases of the lungs, airways, chest lining, and breathing system. They manage conditions such as asthma, COPD, pneumonia, tuberculosis, chronic cough, bronchiectasis, lung fibrosis, sleep apnoea, and unexplained breathlessness.

What does pulmonology mean?

Pulmonology is the medical specialty focused on the lungs and respiratory system. It includes the airways, lungs, breathing muscles, oxygen exchange, chest lining, and diseases that affect normal breathing.

What problems can a pulmonologist treat?

A pulmonologist can treat asthma, COPD, pneumonia, tuberculosis, bronchiectasis, interstitial lung disease, sleep apnoea, pleural disease, chronic cough, abnormal chest imaging, and breathing difficulty.

What are pulmonology diseases?

Pulmonology diseases are conditions that affect the lungs and respiratory system. They include infections, allergies, asthma, COPD, tuberculosis, lung fibrosis, bronchiectasis, sleep disorders, lung cancer, and pulmonary vascular conditions.

What are the 7 most common lung diseases?

Seven commonly encountered lung diseases are asthma, COPD, pneumonia, tuberculosis, bronchiectasis, interstitial lung disease, and lung cancer. The most common conditions may vary by age, location, exposure history, and lifestyle factors.

What is stage 4 pulmonary disease?

The term usually refers to GOLD Grade 4 COPD, which means very severe airflow limitation on spirometry. It is not a general stage for every lung disease. Treatment depends on symptoms, oxygen levels, flare-ups, daily activity, and other health conditions.

Conclusion

Pulmonology and critical care are connected by one important goal: protecting breathing and responding quickly when respiratory illness becomes serious.

Persistent cough, wheezing, repeated infections, reduced exercise tolerance, chest tightness, and unexplained breathlessness should be assessed rather than ignored.

For severe breathing difficulty, seek emergency care immediately. For ongoing symptoms or chronic lung disease, a pulmonology consultation can help clarify the diagnosis, improve symptom control, and create the right treatment plan.

Author: Nagarik Hospital Health Information Team
Medical Review: Pulmonologist and Critical Care Team at Nagarik Hospital in Nepal
Last Medically Reviewed: 2026/6/25

Disclaimer: This article is for general health education and does not replace personalised diagnosis, emergency assessment, or treatment advice.