Abdominal Radiology

, Volume 44, Issue 3, pp 1193–1194 | Cite as

The inner tube sign in Ascariasis

  • Kabilan ChokkappanEmail author
  • Manickam Subramanian
Classics in Abdominal Radiology

Supplementary material

Video 1. Real time ultrasound clip showing the mobile adult worm with re-demonstration of its sonographic features. Note a target appearance of the worm on axial cross section. Mobility on ultrasound depends on in-vivo viability of the worm at the time of scanning. Supplementary material 1 (WMV 1879 kb)


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Copyright information

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

Authors and Affiliations

  1. 1.Diagnostic RadiologyTan Tock Seng HospitalSingaporeSingapore

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