File:Bird beak (photo) (Radiopaedia 36317).jpg

Summary:

• Radiopaedia case ID: 36317
• Image ID: 23951
• Study findings: Bird head (with beak) for bird-beak sign of achalasia. Author: DschwenOriginal file: http://commons.wikimedia.org/wiki/File:Gull_portrait_ca_usa.jpgI, the copyright holder of this work, hereby publish it under the following licenses: Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".
• Modality: Photo
• System: Gastrointestinal
• Findings: Bird head (with beak) for bird-beak sign of achalasia. Author: DschwenOriginal file: http: //commons. wikimedia. org/wiki/File: Gull_portrait_ca_usa. jpgI, the copyright holder of this work, hereby publish it under the following licenses: Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1. 2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".
• Published: 16th May 2015
• Source: https://radiopaedia.org/cases/bird-beak-photo
• Author: Frank Gaillard
• Permission: http://creativecommons.org/licenses/by-nc-sa/3.0/

Licensing:

Attribution-NonCommercial-ShareAlike 3.0 Unported (CC BY-NC-SA 3.0)