Any mass covering the sacral hiatus or partial sacrum agenesis would make a conventional caudal approach difficult. We describe two cases, a neonate with sacrococcygeal teratoma and another with caudal… Click to show full abstract
Any mass covering the sacral hiatus or partial sacrum agenesis would make a conventional caudal approach difficult. We describe two cases, a neonate with sacrococcygeal teratoma and another with caudal regression syndrome (CRS). An ultrasound-guided sacral intervertebral block with catheter placement was chosen as the technique to provide adequate postoperative analgesia.
               
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