Periportal free gas sign

Dr Yuranga Weerakkody and Dr Henry Knipe et al.

The periportal free gas sign has been described as being strongly suggestive for upper gastrointestinal hollow viscus perforation.

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Article information

rID: 54208
Section: Signs
Tags: stub, refs
Synonyms or Alternate Spellings:

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Cases and figures

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    Case 1: perforated gastric ulcer
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