Pneumothorax on shoulder x-ray

Case contributed by Dr Henry Knipe

Presentation

Knocked from bike. Sore left shoulder.

Patient Data

Age: 25 years
Gender: Female
X-ray

No dislocation. AC joint is not widened. No fracture identified. Left apical pneumothorax.

Annotated image

Arrows indicate lung edge. 

Case Discussion

The lungs are a check area on shoulder x-rays. Pneumothorax is a well known cause of shoulder tip pain due to diaphragmatic irritation. 

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