The onion skin sign of appendiceal mucocele

  • Sergey Leshchinskiy
  • Naiim Ali
  • Dmitriy Akselrod
Classics in Abdominal Radiology


Compliance with ethical standards


No funding was received for this study.

Conflict of interest

The authors declare that they have no conflict of interest.

Ethical approval

This article does not contain any studies with human participants or animals performed by any of the authors.

Informed consent

Statement of informed consent was not applicable since the manuscript does not contain any patient data.


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    Li YP, Morin ME, Tan A (1981) Ultrasound findings in mucocele of the appendix. J Clin Ultrasound 9(7):406–408CrossRefPubMedGoogle Scholar
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    Dgani S, Shapiro I, Leibovitz Z, et al. (2002) Sonographic appearance of appendiceal mucocele. Ultrasound Obstet Gynecol 19(1):99–101CrossRefGoogle Scholar
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    Caspi B, Cassif E, Auslender R, et al. (2004) The onion skin sign: a specific sonographic marker of appendiceal mucocele. J Ultrasound Med 23(1):117–121CrossRefPubMedGoogle Scholar
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    Kameda T, Kawai F, Taniguchi N, et al. (2014) Evaluation of whether the ultrasonographic onion skin sign is specific for the diagnosis of an appendiceal mucocele. J Med Ultrason 41(4):439–443CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media, LLC, part of Springer Nature 2018

Authors and Affiliations

  1. 1.University of Vermont Medical CenterBurlingtonUSA

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