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Pulmonary oedema: Difference between revisions

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(Created page with "'''Pulmonary oedema''' refers to accumulation of fluid in the alveoli. == Etiology == We distinguish cardiogenic and non-cardiogenic causes of pulmonary oedema: * Cardiogenic causes ** Acute heart failure ** Acute aortic stenosis ** Acute mitral regurgitation * Non-cardiogenic causes ** Acute respiratory distress syndrome ** High altitude ** Vaping products ** Opioid overdose == Pathomechanism == In cardiogenic pulmonary oedema, elevated pulmonary...")
 
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'''Pulmonary oedema''' refers to accumulation of fluid in the alveoli.  
<section begin="radiology" />'''Pulmonary oedema''' refers to accumulation of fluid in the alveoli. It may be very severe and life threatening, but in most cases it's not.  


== Etiology ==
== Etiology ==
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** Vaping products
** Vaping products
** [[Opioid]] overdose
** [[Opioid]] overdose
 
<section end="radiology" />
== Pathomechanism ==
== Pathomechanism ==
In cardiogenic pulmonary oedema, elevated pulmonary capillary pressure causes extravasation of fluid from pulmonary capillaries.
In cardiogenic pulmonary oedema, elevated pulmonary capillary pressure causes extravasation of fluid from pulmonary capillaries.
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== Clinical features ==
== Clinical features ==
Dyspnoea is the most common symptom in pulmonary oedema. It may also cause hypoxaemia and orthopnoea.
Dyspnoea is the most common symptom in pulmonary oedema. It may also cause hypoxaemia and orthopnoea.
 
<section begin="radiology" />
== Diagnosis and evaluation ==
== Diagnosis and evaluation ==
Imaging is important to evaluate pulmonary oedema. On a chest radiograph, one can see the following findings:
Imaging is important to evaluate pulmonary oedema. On a chest radiograph, one can see the following findings:
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** Due to redistribution of blood flow to the upper lung
** Due to redistribution of blood flow to the upper lung
* [[Pleural effusion]]
* [[Pleural effusion]]
 
<section end="radiology" />
<noinclude>[[Category:Pulmonology]]
<noinclude>
[[Category:Cardiology]]</noinclude>
[[Category:Pulmonology]]
[[Category:Cardiology]]
</noinclude>