Affiliation

Christoph F Dietrich. Medizinische Klinik 2, Caritas-Krankenhaus Bad Mergentheim, Germany.

Video and take home messages

The normal appendix is a wall layered blind-ending, tubular structure that arises from the variably located caecum. The normal appendix visualized without compression can be best seen within free fluid. The arrow indicates the orifice of the appendix.

Featured references

• Atkinson NS, Bryant RV, Dong Y, Maaser C, Kucharzik T, Maconi G, Asthana AK, Dietrich CF. WFUMB Position Paper. Learning Gastrointestinal Ultrasound: Theory and Practice. Ultrasound Med Biol 2016;42:2732-2742.
• Atkinson NSS, Bryant RV, Dong Y, Maaser C, Kucharzik T, Maconi G, Dietrich CF. How to perform gastrointestinal ultrasound: Anatomy and normal findings. World J Gastroenterol. 2017;23(38):6931-41.