Haystack sign (pneumomediastinum)

The haystack sign on chest radiographs in pediatric patients is indicative of pneumomediastinum. The pediatric heart is surrounded above and below with gas, giving it an appearance of a haystack from Monet's paintings. 

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Article information

rID: 35323
Section: Signs
Tag: cases, refs, stub
Synonyms or Alternate Spellings:

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Cases and figures

  • Figure 1: haystacks
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  • Case 1: pneumomediastinum
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