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World J Gastroenterol. Sep 21, 2013; 19(35): 5806-5812
Published online Sep 21, 2013. doi: 10.3748/wjg.v19.i35.5806
Published online Sep 21, 2013. doi: 10.3748/wjg.v19.i35.5806
Figure 2 Barium swallow demonstrating typical “bird’s-beak” appearance of the lower oesophageal sphincter in achalasia.
The oesophagus above this is dilated.
- Citation: O’Neill OM, Johnston BT, Coleman HG. Achalasia: A review of clinical diagnosis, epidemiology, treatment and outcomes. World J Gastroenterol 2013; 19(35): 5806-5812
- URL: https://www.wjgnet.com/1007-9327/full/v19/i35/5806.htm
- DOI: https://dx.doi.org/10.3748/wjg.v19.i35.5806