What does atelectasis mean on chest xray?
Chest x-ray Atelectasis is another word for lung collapse. The commonest cause is a bronchial obstruction that results in distal gas resorption and a reduction in the volume of gas in the affected lung, lobe, segment or subsegment.
What is Subsegmental atelectasis in lungs?
Terminology. The term subsegmental atelectasis includes any loss of lung volume so small that it does not cause indirect signs of volume loss (as might be seen with larger atelectases).
Which is the best description of linear atelectasis?
Linear atelectasis. Linear atelectasis (plural: atelectases), and also known as discoid or plate atelectasis refers to a focal area of subsegmental atelectasis that has a linear shape. Linear atelectasis may appear to be horizontal, oblique or perpendicular and is very common.
What kind of lung collapse is lobar atelectasis?
lobar atelectasis: collapse of one or more lobes of a lung. segmental atelectasis: collapse of one or more individual pulmonary segments subsegmental atelectasis. round atelectasis: classically associated with asbestos exposure.
When is atelectasis overlooked in chest radiology?
At times atelectasis can be overlooked, particularly when pulmonary opacification is minimal or absent, and at other times it might be interpreted as being some other form o … Atelectasis is one of the most commonly encountered abnormalities in chest radiology and remains a daily diagnostic challenge.
How to reduce the risk of atelectasis in children?
Atelectasis in children is often caused by a blockage in the airway. To decrease atelectasis risk, keep small objects out of reach of children. In adults, atelectasis most commonly occurs after major surgery. If you’re scheduled for surgery, talk with your doctor about strategies to reduce your risk.