Agreement between anatomical landmark palpation and preprocedural ultrasound for thoracic epidural level identification in adults: a prospective observational study
Incision-catheter congruency is essential for effective perioperative epidural analgesia. The regularly used landmark-based identification of thoracic interlaminar spaces is often inaccurate. Ultrasound offers a potentially more precise alternative for identifying the desired spaces. In this prospective ob...