Guitar pick sign (orbits)
Last revised by Francis Deng on 21 Mar 2023
Citation, DOI, disclosures and article data
Citation:
Kecler-Pietrzyk A, Deng F, Smith D, et al. Guitar pick sign (orbits). Reference article, Radiopaedia.org (Accessed on 12 Aug 2024) https://doi.org/10.53347/rID-88183
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rID:
88183
Article created:
29 Mar 2021,
Aneta Kecler-Pietrzyk
Disclosures:
At the time the article was created Aneta Kecler-Pietrzyk had no recorded disclosures.
View Aneta Kecler-Pietrzyk's current disclosures
Last revised:
21 Mar 2023,
Francis Deng ◉
Disclosures:
At the time the article was last revised Francis Deng had no financial relationships to ineligible companies to disclose.
View Francis Deng's current disclosures
Revisions:
5 times, by
4 contributors -
see full revision history and disclosures
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Synonyms:
- Plectrum sign
Guitar pick sign refers to conical deformation (tenting) of the posterior ocular globe indicating severely increased intraorbital pressure (orbital compartment syndrome)
Presence of a guitar pick sign on imaging is associated with acute and permanent visual damage.
References
- 1. Nguyen VD, Singh AK, Altmeyer WB, Tantiwongkosi B. Demystifying Orbital Emergencies: A Pictorial Review. (2017) RadioGraphics. doi:10.1148/rg.2017160119
- 2. Jonathan Theoret, Geoffrey E. Sanz, David Matero, Todd Guth, Catherine Erickson, Michael M. Liao, John L. Kendall. The “guitar pick” sign: a novel sign of retrobulbar hemorrhage. (2011) Canadian Journal of Emergency Medicine. 13 (3): 162. doi:10.2310/10.2310/8000.2011.110279