Image Based Question – 73918

The following chest X-ray was recorded from a patient presenting to emergency with breathlessness. What is the most likely diagnosis?

A. Emphysema

B. Hydropneumothorax

C. Pneumothorax

D. Cardiac tamponade

Correct Answer » B Explanation

Ans: B. Hydropneumothorax

(Ref Sutton Radiology 7/e p921

• The air fluid level seen on the left side in the given X-ray is suggestive of a diagnosis of hydropneuntothorax.

Hydropneumothorax:

• Defined as the presence of both air & fluid within the pleural space surrounding the lung.

X-ray Findings:

• An upright chest X-ray will show air fluid levels.
• Horizontal fluid level is usually well-defined & extends across the whole length of hemithorax.