Fluid Around the Lung: What Each Option Means at Home

Everything below is attributed to the hospital or professional body that published it, and was checked on August 5, 2026.

When fluid keeps building up around a lung, breathing gets hard, and the care team will offer a way to stop it coming back. There are two common paths. One is a procedure done in the hospital. The other is a small tube that stays in and gets drained at home.

Your team will recommend the one that fits the medical picture — that part is their call, and this page does not try to make it for you. What this page does is answer the question families ask afterward and rarely find written down anywhere: what does each one actually look like once we’re home?

What is happening in the chest

Your lungs sit inside two thin layers of tissue. The gap between them is the pleural space. Cleveland Clinic explains that a small amount of fluid there is normal and helps the lungs move when you breathe — but when too much builds up, the lungs cannot work as well and you become short of breath.

When that fluid keeps coming back after being drained, the team looks for something more lasting than repeat drainage. That is where these two options come in.

The two paths, side by side

	Pleurodesis	Indwelling drainage catheter
The idea	Seals the space shut so fluid has nowhere to collect	Leaves a small tube in place so fluid can be let out whenever it builds up
Where it happens	In the hospital	Placed as a procedure, then managed at home
How long the procedure takes	30 minutes to a few hours (Cleveland Clinic)	Placed by an interventional radiologist, interventional pulmonologist, or thoracic surgeon (MSK)
Hospital stay	A few days (Cleveland Clinic)	Generally not an extended stay for the placement itself
Afterward	Take it easy for a few weeks; a chest tube stays in for a short time (Cleveland Clinic)	Drained on a schedule at home — most people every day (MSK)
Who manages it day to day	The care team, then it is done	You and your caregiver, with nurse teaching and support
Follow-up	Visit and chest X-ray at four to six weeks (Cleveland Clinic)	Ongoing check-ins; a drainage log goes to appointments (MSK)

Both are about breathing comfort, not about treating the cancer. Which one fits depends on the medical picture, and the American Thoracic Society publishes a joint clinical practice guideline with the Society of Thoracic Surgeons and the Society of Thoracic Radiology that treating teams use for exactly this decision. Ask your team which one they are following, and why they are recommending what they are recommending.

If the plan is pleurodesis

Cleveland Clinic describes pleurodesis as a procedure that closes the space between the two layers around the lungs, used when pleural effusions or lung collapses keep happening.

There is more than one method. Your provider will suggest a method based on your condition and overall health. A chemical method puts medicine into the space to make the layers stick together as they heal — talc is the most common, and doxycycline is an alternative if talc is not right for you. A mechanical method gently irritates the surfaces during surgery so they stick together instead.

What recovery looks like. You stay in the hospital a few days so the team can watch your breathing, manage pain, and make sure the lung stays fully expanded. Most people have a chest tube for a short time. Once home, Cleveland Clinic’s guidance is to take it easy for a few weeks. There is a follow-up visit and chest X-ray four to six weeks later to check the lung is still expanded and no new fluid has built up.

It does not always work as well as hoped. Cleveland Clinic notes this can happen if the lung cannot fully expand — because of scarring, or because long-term drainage has kept it from opening back up. If that is a concern in your case, it is a fair thing to ask about directly.

If the plan is a drainage catheter — what home actually looks like

This is the part almost nobody writes down. The instructions below are from Memorial Sloan Kettering’s patient and caregiver education for the PleurX catheter.

What it is. A thin, flexible tube placed in the chest to drain fluid from the pleural space, which can make breathing easier. It stays in.

How often you’ll drain it. Follow the doctor’s instructions — most people need to drain it every day. Do not change the schedule without talking to the doctor first.

How much. Do not drain more than 1,000 mL at a time unless the doctor tells you to. The goal is draining on a regular schedule, not emptying as much as possible in one go.

Who does it. MSK’s guidance is direct about this: it is best to have your caregiver help, especially at first. If the caregiver is helping, they clean their hands too and get the supplies ready. If you are the caregiver, you are going to be trained on a medical device, and that is normal and expected. Ask to be taught before discharge, not after.

If it hurts. If there is pain when draining, MSK’s instruction is to take pain medication 30 minutes beforehand, following your provider’s instructions. If pain or coughing starts mid-drainage, slow the flow. If pain continues, stop, disconnect, empty the bottle, and call the doctor’s office.

The dressing. Change it at least once a week, and right away any time it is loose, wet, or dirty. A practical tip from MSK: plan the dressing change for a drainage session, so you only open one kit.

Showering. You can shower with the catheter in place using a one-time-use waterproof cover over the dressing. Keep showers under 15 minutes, use warm rather than hot water, dry the cover before taking it off, and change the dressing if it gets wet — a wet dressing left against skin makes it irritated and sore.

Supplies — and the week-three cliff. MSK notes you are sent home with about two weeks of supplies, and that a visiting nurse service may order more after that. Ask before discharge who is ordering the next batch and what the phone number is. Families discover this gap in week three, which is the worst possible time to discover it. Also: do not switch to a different brand of drainage kit without talking to the team first.

Keep the log. Write down every drainage. Bring it to appointments. If the amount, colour, or thickness looks different from last time, call the doctor’s office.

It may not be forever. If 200 mL or less drains for three days running, call the office — they may reduce how often you drain. And if the amount keeps dropping over time, MSK notes the doctor may recommend the catheter be removed. Families often assume the tube is permanent. It is not necessarily.

When to call — put this on the fridge

Memorial Sloan Kettering’s instruction is to call the healthcare provider if:

• A fever of 101 °F (38 °C) or higher
• Redness, swelling, drainage, or pain in the area around the catheter
• Drainage that is cloudy or smells bad
• Pain when draining, or pain after draining

At each dressing change, look at the skin around the catheter. There should be no redness, broken skin, rash, or leaking fluid. If there is, change the dressing and then call. One more: only use the emergency clamp if the catheter is broken or leaking.

If breathing suddenly gets much worse, that is not a call-the-office situation — get emergency help.

Questions worth asking your team

These are safe to ask, and the answers shape your week more than anything else on this page.

1. Which option are you recommending for us, and what makes it the better fit?
2. If we choose the catheter, who trains me, and can we do the training before discharge?
3. Who orders our supplies after the first two weeks, and what number do I call?
4. Will we have a visiting nurse? How often, and for how long?
5. How much drainage should I expect, and what should it look like normally?
6. What would make you consider taking the catheter out?
7. If we choose pleurodesis, what happens if fluid comes back anyway?
8. Who do I call after hours?

Managing this at home is a lot — and the costs add up

Supplies, home nursing visits, and travel to appointments are exactly the kinds of expenses that aid programs and earned benefits are meant to cover. Many mesothelioma families qualify for more than one at the same time.

Call 1-800-877-6000 to talk it through with a Patient Advocate. There is no cost for the conversation.

See also our verified grants and financial assistance directory, our mesothelioma specialty center directory, and what to do when insurance says no.