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The Daily Insight

What does atelectasis mean on chest xray

Author

William Taylor

Published Apr 14, 2026

Overview. Atelectasis (at-uh-LEK-tuh-sis) is a complete or partial collapse of the entire lung or area (lobe) of the lung. It occurs when the tiny air sacs (alveoli) within the lung become deflated or possibly filled with alveolar fluid.

Is atelectasis serious?

Large areas of atelectasis may be life threatening, often in a baby or small child, or in someone who has another lung disease or illness. The collapsed lung usually reinflates slowly if the airway blockage has been removed. Scarring or damage may remain. The outlook depends on the underlying disease.

How do you fix atelectasis?

Atelectasis treatment can include breathing or coughing exercises, inhaled medicines, breathing devices, or surgery. Atelectasis usually gets better with time or treatment. However, if it is undiagnosed or untreated, serious complications can occur, including fluid buildup, pneumonia, and respiratory failure.

What causes atelectasis in the lungs?

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 bed rest with few changes in position, shallow breathing and underlying lung disease.

Does atelectasis mean pneumonia?

Atelectasis is collapse of lung tissue with loss of volume. Patients may have dyspnea or respiratory failure if atelectasis is extensive. They may also develop pneumonia. Atelectasis is usually asymptomatic, but hypoxemia and pleuritic chest pain may be present in certain cases.

What are the 3 types of atelectasis?

There are three major types of atelectasis: adhesive, compressive, and obstructive.

What is mild atelectasis?

Atelectasis (at-uh-LEK-tuh-sis) is a complete or partial collapse of the entire lung or area (lobe) of the lung. It occurs when the tiny air sacs (alveoli) within the lung become deflated or possibly filled with alveolar fluid. Atelectasis is one of the most common breathing (respiratory) complications after surgery.

Can atelectasis cause back pain?

Symptoms of Atelectasis and Pneumothorax Sudden, sharp pain in the chest or radiating to the shoulder or back.

Can atelectasis go away?

Treatment of atelectasis depends on the cause. Mild atelectasis may go away without treatment. Sometimes, medications are used to loosen and thin mucus. If the condition is due to a blockage, surgery or other treatments may be needed.

Which type of atelectasis is the most common?

Obstructive atelectasis is the most common type and results from reabsorption of gas from the alveoli when communication between the alveoli and the trachea is obstructed. The obstruction can occur at the level of the larger or smaller bronchus.

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What lung sounds do you hear with atelectasis?

  • atelectasis,
  • congestive heart failure (CHF), or.
  • pulmonary fibrosis.

Is Bibasilar atelectasis serious?

The complications of bibasilar atelectasis can become serious if not treated by your doctor or a medical professional. The following are some possible complications of bibasilar atelectasis: Hypoxemia. This is when there are low oxygen levels in your blood.

Is atelectasis the same as collapsed lung?

A collapsed lung happens when air enters the pleural space, the area between the lung and the chest wall. If it is a total collapse, it is called pneumothorax. If only part of the lung is affected, it is called atelectasis.

Can atelectasis cause dizziness?

Shortness of breath. Chest pain that is worse with breathing. Dizziness, weakness, or fainting. Coughing up blood.

Is there diminished breath sounds in atelectasis?

Signs are often absent. Decreased breath sounds in the region of atelectasis and possibly dullness to percussion and decreased chest excursion are detectable if the area of atelectasis is large. Often it is discovered only on chest imaging (eg, x-ray or CT).

What does atelectasis look like on CT?

Definition of Atelectasis: On x-rays and CT scans, reduced volume is seen, accompanied by increased opacity (chest radiograph) or attenuation (CT scan) in the affected part of the lung. Atelectasis is often associated with abnormal displacement of fissures, bronchi, vessels, diaphragm, heart, or mediastinum.

Can atelectasis affect blood pressure?

Rapid, shallow breathing. Sharp pain on the affected side, if the symptoms are severe and the blockage occurred quickly. Shock with a severe drop in blood pressure and a rapid heart rate. Shortness of breath, which can be sudden and extreme in severe cases.

Can bronchitis cause atelectasis?

Aspergillus bronchitis causing atelectasis and acute respiratory failure in an immunocompromised patient. Infection.

Which is worse pneumothorax or atelectasis?

Atelectasis vs. pneumothorax causesAtelectasisPneumothorax

How does bed rest cause atelectasis?

This reduction in airway size, together with pooled mucus and the weight placed on the ribcage, makes breathing more laboured with fewer deep breaths. This can lead to airways and small areas of lung tissue collapsing (atelectasis), which reduces the area available for gaseous exchange (Corcoran, 1981).