The first signs and symptoms of ARDS are feeling like you can't get enough air into your lungs, rapid breathing, and a low blood oxygen level.
Other signs and symptoms depend on the cause of ARDS. They may occur before ARDS develops. For example, if pneumonia is causing ARDS, you may have a cough and fever before you feel short of breath.
Sometimes people who have ARDS develop signs and symptoms such as low blood pressure, confusion, and extreme tiredness. This may mean that the body's organs, such as the kidneys and heart, aren't getting enough oxygen-rich blood.
People who develop ARDS often are in the hospital for other serious health problems. Rarely, people who aren't hospitalized have health problems that lead to ARDS, such as severe pneumonia.
If you have trouble breathing, call your doctor right away. If you have severe shortness of breath, call 9–1–1.
If you have ARDS, you can develop other medical problems while in the hospital. The most common problems are:
Clinical trials are research studies that explore whether a medical strategy, treatment, or device is safe and effective for humans. To find clinical trials that are currently underway for ARDS, visit www.clinicaltrials.gov.
February 5, 2012
Restricting calories early on does not help acute lung injury patients on ventilators
Acute lung injury patients on ventilators who require a feeding tube have a similar number of ventilator-free hospital days and similar mortality rates if they receive a low-calorie feeding program initially followed by a full-calorie program compared to a full-calorie program right away.
The NHLBI updates Health Topics articles on a biennial cycle based on a thorough review of research findings and new literature. The articles also are updated as needed if important new research is published. The date on each Health Topics article reflects when the content was originally posted or last revised.