Case: Chest radiograph #1753377
Chest Intermediate
Read this radiograph systematically before revealing the answer. What is the main abnormality?

Image: The original uploader was Pabloes at Spanish Wikipedia . via Wikimedia Commons · CC BY-SA 3.0 · source · resized and converted to WebP
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Answer: Lung collapse (atelectasis)
What to look for in lung collapse (atelectasis)
- Increased density of the affected lung or lobe.
- Signs of volume loss: displaced fissures, raised hemidiaphragm, crowding of vessels or ribs.
- Shift of the trachea, mediastinum or hilum TOWARDS the affected side.
- Silhouetting of the adjacent heart border or hemidiaphragm, depending on the lobe.
Description by the image author (may be in another language): Radiografía simple digital de tórax de un paciente con atelectasia del pulmón derecho, realizada en Abril de 2005, en el Instituto Valenciano de Oncología. es:Categoría:Medicina (imagen)
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.





