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Abdominal Radiology
Published in: Abdominal Radiology 5/2017

01-05-2017 | Classics in Abdominal Imaging

The “O” sign

Authors: Cane F. Hoffman, Larkin L. Selman, Raymond B. Dyer

Published in: Abdominal Radiology | Issue 5/2017

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Excerpt

The “O” sign [1, 2] describes a distinctive radiologic finding helpful in identifying gastric lap band malposition. This sign refers to a change in the radiographic appearance of the band from a canted rectangle, to one mimicking the shape of the letter “O.” …
Literature
1.
Pieroni S, Sommer EA, Hito R, Burch M, Tkacz JN (2010) The “O” sign, a simple and helpful tool in the diagnosis of laparoscopic adjustable gastric band slippage. Am J Roentgenol AJR 195:137–141CrossRef
2.
Sonavane SK, Menias CO, Kantawala KP, et al. (2012) Laparoscopic adjustable gastric banding: what radiologists need to know. RadioGraphics 32:1161–1178CrossRef
Metadata
Title
The “O” sign
Authors
Cane F. Hoffman
Larkin L. Selman
Raymond B. Dyer
Publication date
01-05-2017
Publisher
Springer US
Published in
Abdominal Radiology / Issue 5/2017
Print ISSN: 2366-004X
Electronic ISSN: 2366-0058
DOI
https://doi.org/10.1007/s00261-017-1042-6

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