ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Hydropneumothorax. Coloured X-ray of the chest of a 62 year old patient with a hydropneumothorax of the left lung (dark area at upper centre). This is a condition where air and fluid accumulate in the spaces around the lungs. The fluid compresses the lungs, leading to breathing difficulties.
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