Imaging Case of the Week 208

The following chest x-rays show oesophageal foreign body at different levels. chest x-ray 1chest x-ray 2chest x-ray 3

What are the 3 levels of oesophageal constrictions?

How do you differentiate between a coin and a button battery on chest x-ray?

Answer will be posted on 8/6/16.

 

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