ALERTS & COVID-19 UPDATES
Learn more: COVID-19 Resources; COVID-19 Testing; Vaccine Info; Safe Care; Visitor Policy; Support Us, DPH Attestation & Phase 3 Information

Lahey Health is now part of Beth Israel Lahey Health

(Water on the Lungs)

Definition

Pleural effusion is a buildup of fluid in the pleura. The pleura are the two thin, moist membranes around the lungs. They let the lungs expand and contract.

Pleural Effusion
Nucleus factsheet image
Copyright © Nucleus Medical Media, Inc.

Causes

The cause is usually disease or injury. Common causes are:

Risk Factors

Things that may raise the risk of this problem are:

  • Having any of the above health problems
  • Taking certain medicines
  • Chest injury
  • Radiation therapy
  • Surgery, especially of the:
    • Heart
    • Lungs
    • Belly
    • Organ transplants

Symptoms

Some people may not have symptoms. Others may have:

  • Problems breathing
  • Rapid heartbeat
  • Chest pain
  • Stomach pain
  • Cough
  • Coughing up blood
  • Weight loss
  • Fever or chills
  • Hiccups

Diagnosis

The doctor will ask about your symptoms and health history. A physical exam will be done. This may include listening to or tapping on your chest.

A lung function tests will be done. It can show how well air is moving in and out of the lungs.

Blood tests may be done based on what the doctor thinks it causing the fluid.

Pictures may be taken of the lungs. This can be done with:

Samples of the fluid or pleura may be taken for testing. This can be done with:

Treatment

Treatment depends on what is causing the problem. It may include:

  • Monitoring minor symptoms for any changes
  • Medicine
  • Oxygen therapy
  • Draining the pleural effusion with a needle or placing a tube in the chest to let fluid drain
  • Sealing the pleural layers to prevent more fluid from building up

People who are not helped by other methods may need surgery. Some of the pleura will be removed.

Prevention

Manage health problems that may lead to effusion.

RESOURCES

American Lung Association  http://www.lung.org 

National Heart, Lung, and Blood Institute  http://www.nhlbi.nih.gov 

CANADIAN RESOURCES

Health Canada  https://www.canada.ca 

The Lung Association  http://www.lung.ca 

References

Pleural effusion. EBSCO DynaMed website. Available at: https://www.dynamed.com/approach-to/pleural-effusion. Accessed November 25, 2020.

Pleural effusion. Merck Manual Professional Version website. Available at: http://www.merckmanuals.com/professional/pulmonary-disorders/mediastinal-and-pleural-disorders/pleural-effusion. Accessed November 25, 2020.

Saguil A, Wyrick K, et al. Diagnostic approach to pleural effusion. Am Fam Physician. 2014 Jul 15;90(2):99-104.

Revision Information

  • Reviewer: EBSCO Medical Review Board Marcin Chwistek, MD
  • Review Date: 09/2020
  • Update Date: 11/25/2020