case_images: PMC11284576_01
case_images: Lateral roentgenogram with white arrow depicting tip of jugular catheter at lower border of C1 vertebra: A) with head in neutral position, B) with maximal head flexion
case_images: AIT-56-54429-g001.jpg
case_images: PMC11284576_01_AIT-56-54429-g001.jpg
case_images: F1
case_images: The position was confirmed on X-ray, and maximal neck flexion was not seen to alter the position of the tip, which remained at the lower border of the C1 vertebra (Figure 1).