
1) Abnormal condition 2) Abnormalcy 3) Abnormality 4) Medical emergency
Found on
https://www.crosswordclues.com/clue/pneumothorax

A pneumothorax (pneumo- + thorax; plural pneumothoraces) is an abnormal collection of air or gas in the pleural space that separates the lung from the chest wall. Like pleural effusion (liquid buildup in that space), pneumothorax may interfere with normal breathing. A primary pneumothorax is one that occurs without an apparent cause and in the abs...
Found on
http://en.wikipedia.org/wiki/Pneumothorax

• (n.) A condition in which air or other gas is present in the cavity of the chest; -- called also pneumatothorax.
Found on
http://thinkexist.com/dictionary/meaning/pneumothorax/

condition in which air accumulates in the pleural space, causing it to expand and thus compress the underlying lung, which may then collapse. (The ... [4 related articles]
Found on
http://www.britannica.com/eb/a-z/p/82

Collapse of the lung due to air in the pleural space.
Found on
http://www.cat-world.com.au/glossary

<chest medicine> A collapse of the lung due to an abrupt change in the intrapleural pressure within the chest cavity. This may be due to lung or chest penetration (trauma). May also occur spontaneously (lung rupture). ... Symptoms include shortness of breath and severe, one-sided (affected side) chest pain on inhalation. ... (27 Sep 1997) ......
Found on
http://www.encyclo.co.uk/local/20973

(noo″mo-thor´aks) accumulation of air or gas in the pleural cavity, resulting in collapse of the lung on the affected side; it may occur spontaneously (spontaneous pneumothorax) or as a result of trauma (traumatic pneumothorax). Normally the pleural cavity is an airtight compartment with negative pressure. When air ente...
Found on
http://www.encyclo.co.uk/local/21001

Free air in the chest outside the lung.
Found on
http://www.encyclo.co.uk/local/22410
Pneu`mo·tho'rax noun [ Greek ... air + English
thorax .]
(Medicine) A condition in which air or other gas is present in the cavity of the chest; -- called also
pneumatothorax .
Found on
http://www.encyclo.co.uk/webster/P/113

Collection of air in the pleural cavity.
Found on
http://www.gadsbywicks.co.uk/uploaded/3822.pdf

An accumulation of air or gas in the pleural space.
Found on
http://www.lgdalliance.org/research/glossary-of-medical-terms/

Type: Term Pronunciation: nū′mō-thōr′aks Definitions: 1. The presence of free air or gas in the pleural cavity.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=70450

Our Pneumothorax Main Article provides a comprehensive look at the who, what, when and how of Pneumothorax Pneumothorax: Free air in the chest outside the lung. Pneumothorax can occur spontaneously ('out of the blue', with or without underlying lung disease), follow a fractured rib, occur in the wake of chest surgery, or be deliberately induced in ...
Found on
http://www.medterms.com/script/main/art.asp?articlekey=4965

Accumulation of air within the pleural cavity, inside the chest but outside the lungs, impeding the ability of the lungs to expand normally; collapsed lung.
Found on
http://www.thehorse.com/Glossary.xhtml?L=P

[
n] - abnormal presence of air in the pleural cavity resulting in the collapse of the lung
Found on
http://www.webdictionary.co.uk/definition.php?query=pneumothorax

When there is air between the lung and chest wall if a lung has leaked air.
Found on
https://www.encyclo.co.uk/local/20525

a condition in which air enters the space between the chest wall and the lungs, causing chest pain and shortness of breath; may occur spontaneously or be the result of a disease or an accident
Found on
https://www.encyclo.co.uk/local/20875
noun abnormal presence of air in the pleural cavity resulting in the collapse of the lung; may be spontaneous (due to injury to the chest) or induced (as a treatment for tuberculosis)
Found on
https://www.encyclo.co.uk/local/20974

Presence of air in the pleural cavity, between a lung and the chest wall. It may be due to a penetrating injury of the lung or to lung disease, or it may occur without apparent cause (spontaneous pneumothorax) in an otherwise healthy person. Prevented from expanding normally, the lung is liable to collapse
Found on
https://www.encyclo.co.uk/local/21221

The abnormal accumulation of air in the chest cavity outside the lungs.
Found on
https://www.encyclo.co.uk/local/22445

The escape of air from the baby's lungs into the chest cavity, which is also called a collapsed lung. A chest tube is placed to help treat this problem.
Found on
https://www.miraclebabies.org.au/content/glossary/gjr3og

Collapsed lung.
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https://www.scubadoctor.com.au/scuba-diving-glossary.htm

air leaks into the space between the chest wall and the outer tissues of the lungs.
Found on
https://www.stanfordchildrens.org/en/topic/default?id=glossary---pregnancy-

air becomes trapped in the pleural space (the area between the lung and the chest wall); causes the lung to collapse.
Found on
https://www.stanfordchildrens.org/en/topic/default?id=pediatric-glossary---
No exact match found.