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Normal vermiform appendix

Case contributed by: Dr Hani Alsalam
Modality: Ultrasound

Case Discussion:

US of normal vermiform appendix shows the typical three ring appearance:

  1. Hyperechoic interface of collapsed lumen.
  2. Hypoechoic inner ring of mucosa.
  3. Hypechoic ring of muscularis propria defining the serosa.

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