


Whiteout lung
As fluid accumulates in the dependent zones, we normally look for pleural effusion just above the diaphragm aiming the ultrasound beam posteriorly. We have previously talked about the spine sign […]

Lung ultrasound findings in diffuse alveolar hemorrhage
When evaluating a patient with acute glomerulonephritis, pulmonary-renal syndrome (PRS) is often on the differentials. PRS is used to describe a life-threatening condition characterized by the combination of rapidly progressive […]

IVC and the right pleural effusion
In a twitter poll asking what the arrow was pointing to in this image, only ~54% answered correctly. The correct answer is right pleural effusion. Below illustration explains why the […]

Jellyfish in the pleural effusion after CPR
Here is an image of the right pleural effusion obtained from a dialysis patient who suffered a cardiac arrest and being evaluated by nephrology for continuous renal replacement therapy. Below […]

Pleural effusion visualized from the apical window
These images were obtained from a patient with acute kidney injury requiring renal replacement therapy. In the apical view, you can see a large anechoic area beside the left heart […]

Complex pleural effusion
As we saw before, a simple transudative pleural effusion is anechoic. On the other hand, presence of echogenicities in the effusion is suggestive of complex/exudative pleural effusion. The term ‘plankton […]

Not every spine sign is from pleural effusion
We have previously discussed the utility of ‘spine sign’ in diagnosing pleural effusion on POCUS. One of the short videos also talks about this. However, it is important to note […]

Not a routine pleural effusion
This is an image obtained from the perisplenic window in a patient with gun shot wound. At first glance, it looks like a regular pleural effusion with atelectatic lung above […]

Visualization of the right pleural effusion from the abdomen
Sometimes, pleural effusion may be noticed incidentally on abdominal scans. Below image shows transverse section of the liver with anechoic area in the posterior aspect, which corresponds to right lung/pleural […]