LKnative - Caudal block

10 – Sonoanatomy of the sacral hiatus – transverse view

The sacral hiatus can be visualised in transverse view displaying the typical rounded cornua sacrales with acoustic shadows and the anechoic caudal canal deep to the sacral part of the supraspinous ligament

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Sacral part of the supraspinous ligament (yellow stripe); caudal space (magenta asterix); cornua sacrales (red arrows)