Pulmonology or Respiratory Medicine

Pulmonology, also called respiratory medicine, is the branch of medicine for the lungs and the airways: it diagnoses, treats and manages the conditions that affect how you breathe (Cambridgeshire and Peterborough NHS Foundation Trust). The doctor you see is a pulmonologist, a hospital-based specialist who works across infections, chronic breathing disease and the early detection of lung cancer (NHS Health Careers). This guide walks you through what happens from your first visit to follow-up, why each step exists, and how to protect yourself if you get this care abroad.

Before anything else: if you are coughing up blood, in pain in your chest, short of breath while at rest, or your lips look pale or blue, the first move is to see a local doctor promptly, or go to emergency care, not a flight abroad. Coughing up blood can be a sign of something serious like a blood clot or lung cancer, and it should be checked out as soon as possible (NHS). For everything else, a routine appointment with a specialist is the right place to start.

What pulmonology is

A pulmonologist is a medical doctor, not a surgeon, and they cover the whole breathing system: the nose, throat, the larynx (your voice box), the windpipe, the lungs and the diaphragm below them (NHS Health Careers). The work splits naturally into the conditions treated, the tests used, and the specialists a patient may pass through on the way.

The conditions a respiratory team runs clinics for group into a few families. Chronic airway disease includes asthma, where an attack can be life-threatening (NHS); chronic obstructive pulmonary disease (COPD), which cannot be cured but can be managed (NHS inform); chronic bronchitis; and bronchiectasis, where the airways stay widened and collect mucus. Chest infections include pneumonia, which is inflammation of the lungs usually caused by an infection and treated with antibiotics (NHS); tuberculosis, a bacterial infection that is curable but dangerous if left alone (World Health Organization); and acute bronchitis. Cancer and tumours cover lung cancer and unexplained lung spots or growths found on imaging. The remaining family is everything else the lungs do, and where they fail: sleep apnea, where breathing stops and starts during sleep and needs treatment because it can lead to more serious problems (NHS); pulmonary hypertension (high blood pressure in the vessels to the lungs); interstitial lung disease or pulmonary fibrosis; pleural effusion (fluid around the lungs); and pneumothorax (a collapsed lung) (NHS, University Hospitals Berkshire).

On MedicalTourism.Review, the breadth of the field is laid out so a reader can see where their symptom fits. The diagnostics and procedures a pulmonologist uses are the lung-function tests such as spirometry, chest imaging with an X-ray or CT scan, and bronchoscopy, where a thin camera tube is looked down the airways (American Cancer Society). Along the way a patient may touch neighbouring services: diagnostics for the breathing tests and lab work, radiology for the chest X-ray and CT scan, pathology when a bronchoscopy biopsy is read in the lab, and consultation or check-up for first contact and the steady follow-up a chronic condition needs. If a lung cancer or a recurring collapsed lung needs an operation, the case passes to surgery, usually a thoracic surgeon.

How pulmonology works

The pathway is the same whether you are seen at home or abroad, though who performs each step and how results are handed over are what change.

The first step is a history and a chest exam. The doctor asks about your symptoms, how long they have lasted, your smoking history and any workplace exposures, then listens to your chest. A chest X-ray is usually the first imaging test, and you may be asked to breathe into a device called a spirometer to measure how much air you move in and out (NHS Wales). These two things exist to turn an unclear complaint into a direction: is this an airway problem, an infection, or something showing on the scan?

The lung-function test is spirometry. You breathe out as hard and long as you can into a tube, and the machine records how much air you push out and how fast. It is used to check how well your lungs are working and look for problems, and it is also called a lung function test (NHS). Imaging shows what the lungs look like: a CT scan takes detailed pictures of the inside of your body using X-rays and a computer, is painless, and usually takes between 10 and 20 minutes, done in hospital by a radiographer (NHS).

If a result is doubtful, the specialist arranges further tests. If a CT scan shows there might be cancer in the central part of your chest, you may be offered a bronchoscopy (NHS Wales). A bronchoscopy uses a thin tube with a camera at the end, called a bronchoscope, passed through your mouth or nose, down your throat and into your airways, to see the inside of them and, if needed, remove a small sample of cells for a biopsy (NHS Wales). You are offered a sedative to help you relax and a local anaesthetic to numb your throat, and the procedure takes around 30 to 40 minutes (NHS Wales).

Results come back on different clocks. Spirometry results are read by a specialist and sent to your doctor, and you should get them within a few weeks (NHS). A biopsy from a bronchoscopy takes longer, so you are told to follow up for the result, which may take longer than a function test (MedlinePlus).

Once there is a diagnosis, the treatment is matched to the condition. Asthma is controlled with inhalers; a chest infection such as pneumonia with antibiotics; tuberculosis with a course of antibiotics; a low oxygen level with oxygen; and sleep apnea with a device called a CPAP machine that pumps air into a mask to keep the airway open (NHS; World Health Organization; NHS). For a chronic condition the process does not end at treatment: the pulmonologist reviews you on a schedule, adjusting medicines as the condition settles or worsens.

Abroad, this same journey has the same stops but different details that matter to you: who exactly performs the bronchoscopy and what their training is, how quickly results reach you, and how the follow-up for an ongoing condition runs once you are back home.

Who it is for, and when not to wait

Pulmonology suits anyone with a persistent breathing symptom, a known chronic lung condition, or a test or imaging result that needs sorting out. It does not replace emergency care for a life-threatening breathing problem or for someone coughing up large amounts of blood, and it is not a substitute for the earlier tests a general practitioner does first.

The cost of waiting matters more here than in most fields, and the numbers make it plain. Lung cancer does not usually cause noticeable symptoms until it has spread through the lungs or into other parts of the body, which means its outlook is not as good as many other types of cancer (NHS Wales). Catching it early changes the odds sharply. UK government data puts five-year survival at 60% for people with stage 1 cancer versus 4% at stage 4 (GOV.UK). Cancer Research UK figures quoted by the government put it at more than 55% surviving five years at stage 1, falling to 15% at stage 3 and 5% at stage 4 (GOV.UK). Targeted screening works: in an NHS England phase, more than 2,000 people were detected as having cancer, and 76% were caught at an earlier stage, compared with 29% outside the programme in 2019 (GOV.UK).

The chronic conditions worsen if left alone too. COPD cannot be cured, but the sooner treatment starts the less chance there is of complications and flare-ups (NHS inform). Without treatment its symptoms usually get progressively worse, with sudden flare-ups or exacerbations along the way (WCHC NHS Foundation Trust). Tuberculosis is treated with antibiotics and can be fatal without treatment (World Health Organization). Untreated sleep apnea can lead to high blood pressure, a higher chance of having a stroke, type 2 diabetes and heart disease (NHS).

So who should get the early look? In England, anyone aged between 55 and 74 who has ever smoked may be given the chance to take part in lung cancer screening with a lung health check (NHS). In the United States, the recommended screening test for high-risk people is a yearly low-dose CT scan, and the US Preventive Services Task Force recommends it for adults between 50 and 80 with a 20 pack-year smoking history (CDC). Screening with a low-dose CT has been shown to reduce the risk of dying from lung cancer by finding it at an earlier, more treatable stage (American Lung Association). But do not wait for a screening invitation if you have symptoms: the NHS is explicit that you should not wait for a lung health check if you have a persistent cough, coughing up blood or breathlessness (NHS).

The signs that mean do not wait are specific. A cough that lasts more than three weeks, a cough where you cough up mucus or mucus with blood, and losing weight without trying are all prompts to be seen, and they are the classic screening questions for tuberculosis as well as cancer (NHS). Chest pain, breathlessness at rest, or pale or blue lips point to a need for urgent care, not a booked appointment.

How to prepare

Preparation matters because a pulmonologist builds the diagnosis from details, and missing one sends the tests in the wrong direction. Write down each item for a reason, not as a formality.

• Note the symptom and how long it has lasted: the length is itself a diagnosis clue, since a cough over three weeks is treated differently from one that started last week (NHS).
• Bring previous chest X-rays, CT scans or lung-function tests you have had, so the specialist has your history to work from.
• Bring your current inhalers and a list of every medicine you take, because some medicines interact with treatments and tests.
• Note your smoking history in plain terms, how many packs a day and for how many years, since both the diagnosis and your screening eligibility depend on pack-years (CDC).
• Avoid smoking the day before a spirometry test, since recent smoking distorts how your airways perform.
• Note when your symptoms happen, on the stairs, at night, with cold air or allergens, because the pattern points to the condition.

You can say these exact things to the specialist:

• "Which test or treatment fits my condition, and what are its common and rare risks?"
• "What changes for me if I get this abroad, who performs the bronchoscopy, how are results sent to me, and who follows me up at home?" (CDC)
• "What do I lose by waiting, or by not treating this at all?"

What to expect, risks and recovery

The benefits are concrete: clearer breathing, a symptom under control, an infection cleared, a chronic condition kept steady, and a serious problem like lung cancer caught while it is still most treatable (GOV.UK). Set beside them, calmly and specifically, are the risks of the tests and treatments themselves.

For the routine tests the risks are small. During a spirometry test you may feel dizzy or faint, but this should not last long (NHS). Imaging carries radiation: a CT scan uses X-rays, and its dose is low but higher than a chest X-ray, which is why a doctor weighs each scan against what it might find (NHS).

The one procedure with real risk here is the bronchoscopy, because it puts an instrument inside the airways. It is usually a safe procedure, but your throat may be scratchy for several days, and serious effects such as bleeding in the airways or a lung infection are very rare (MedlinePlus). Afterward your gag reflex returns over one to two hours as the anaesthetic wears off, you will likely go home the same day, and because you will be under the effects of the sedatives you must arrange for someone to take you home (MedlinePlus). Recovery for a breathing test is immediate; for a bronchoscopy it is a sore throat that fades over a couple of days.

Contact the provider right away after a bronchoscopy if you have any of these: hoarseness or a sore throat that does not go away, coughing up blood, trouble breathing, chest pain, or a fever lasting more than 24 hours (MedlinePlus).

Finding pulmonology abroad on MTR

People travel abroad for care when it is cheaper, when it is closer to their culture or language, or when a procedure is unavailable where they live (CDC). That logic is real for a chronic condition with long home waits, and for a bronchoscopy or lung-function workup that costs less abroad. The risks that come with it are worth knowing before you book.

• Check the pulmonologist's qualifications and registration: facility and practitioner standards vary between countries, and some destinations lack the medical standards found in high-income countries (CDC).
• Weigh the infection risk of a procedure done abroad: among medical tourists, the most common complications are infection-related, and poor infection control puts people at risk of blood-borne infections (CDC).
• Plan the timing with a pre-travel consultation: see your healthcare provider or a travel medicine clinician at least 4 to 6 weeks before the trip to discuss the procedure and what to do if anything goes wrong (CDC). If you have a chronic condition, get this advice before paying for any non-refundable travel, at least 4 to 6 weeks before departure (CDC).
• Sort travel insurance first: buy international travel health insurance that covers medical evacuation, and ask whether the policy has exclusions, such as for preexisting conditions, which matters a lot for a chronic lung disease (CDC).
• Ask about flying and recovery: air travel and procedures independently raise the risk of blood clots, so ask the provider how long to wait before flying after a bronchoscopy, because there is no single safe interval to assume (CDC).
• Plan follow-up at home, in writing: some overseas facilities charge substantial fees for follow-up care on top of the base cost, and you should request copies of your records in English to give to the doctors who follow you back home (CDC).

For an ongoing condition, the deciding factor is continuity: whether the pulmonologist can hand you a written aftercare plan and English records, and whether your home doctor will pick the condition up where they left off. On MTR, compare providers on the practitioner's qualifications, whether the specific test or procedure is offered, the quality of the facility, and who treats a complication at home, not on the package price. To begin, compare verified pulmonology providers abroad.

This week, write down your symptom and how long it has lasted, gather any previous chest scans and lung-function results, and if it has lasted more than three weeks, coughs up blood, or comes with weight loss, book to be seen promptly rather than waiting for a routine slot.

Medical disclaimer: This information is for general educational purposes and is not medical advice. Always consult a qualified healthcare professional about your individual situation.

Reviewed against authoritative medical sources (Cambridgeshire and Peterborough NHS Foundation Trust; NHS England; NHS Health Careers; NHS inform, Scotland; Wirral Community Health and Care NHS Foundation Trust; NHS Wales; NHS, University Hospitals Berkshire; the World Health Organization; the US Centers for Disease Control and Prevention; GOV.UK, the Department of Health and Social Care; MedlinePlus, the US National Library of Medicine; the American Cancer Society; the American Lung Association).

Last reviewed: 4 November 2026