Case: Chest radiograph #31127202
Chest Beginner
Read this radiograph systematically before revealing the answer. What is the main abnormality?

Image: Yale Rosen from USA via Wikimedia Commons · CC BY-SA 2.0 · source · resized and converted to WebP
Tip: scroll or pinch to zoom, drag to pan, and try Invert.
Answer: Pleural effusion
What to look for in pleural effusion
- Blunted costophrenic angle with a meniscus.
Description by the image author (may be in another language): A massive left pleural effusion displacing the heart and trachea to the right, The cause is pulmonary adenocarcinoma with pleural spread which is obscured by the effusion and cannot be recognized in this radiograph.
Educational case. The diagnosis comes from the image's documented source; the "what to look for" list describes the condition in general and is not a report of this individual image.





