Nov 8, 2023 · Atelectasis (at-uh-LEK-tuh-sis) is the collapse of a lung or part of a lung, also known as a lobe. It happens when tiny air sacs within the lung, called alveoli, lose air. Atelectasis is one of the …

Atelectasis (pronounced at-uh-LEK-tuh-sis) happens when the tiny air sacs or alveoli in your lungs are blocked, and it causes a partial or full collapse of one or more lobes or sections of the lungs. …

Atelectasis happens when lung sacs (alveoli) can’t inflate properly, which means blood, tissues and organs may not get oxygen. It can be caused by pressure outside of your lung, a blockage, low …

Atelectasis is the partial collapse or closure of a lung resulting in reduced or absent gas exchange. It is usually unilateral, affecting part or all of one lung. [2]

Atelectasis, the collapse of part or all of a lung, is caused by a blockage of the air passages (bronchus or bronchioles) or by pressure on the lung. Risk factors for atelectasis include anesthesia, prolonged …

Apr 3, 2024 · Find out more about the symptoms, causes, and treatments for atelectasis, a condition that can lead to a collapsed lung.

Sep 17, 2025 · Atelectasis occurs when alveoli collapse, which decreases oxygen in your bloodstream. Anesthesia can cause post-operative atelectasis by relaxing your breathing muscles, which leads to …

Atelectasis - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version.

Feb 4, 2025 · Atelectasis is a condition in which a small or large area of lung tissue collapses, resulting in decreased exchange of gases within the lungs. It occurs when the alveoli, small air sacs that line …

Atelectasis is caused by a blockage of the air passages (bronchus or bronchioles) or by pressure on the outside of the lung. Atelectasis is not the same as another type of collapsed lung called …