Pulmonary oedema: Difference between revisions

no edit summary
(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...")
 
No edit summary
 
Line 1: Line 1:
'''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 ==
Line 13: Line 13:
** 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.
Line 21: Line 21:
== 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:
Line 38: Line 38:
** 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>