Paediatric spinal anaesthesia: Difference between revisions

Jump to navigation Jump to search
Line 54: Line 54:
The distance between the skin and the subarachnoid space is influenced by age – from 10 to 15mm in newborns.<ref>Blaise GA, Roy WL. Spinal anaesthesia for minor paediatric surgery. Canadian Journal of Anaesthesia 1986; 32: 227-30.</ref><sup>,</sup> The distance between skin and subarachnoid space can be related to height or weight using the formulae:
The distance between the skin and the subarachnoid space is influenced by age – from 10 to 15mm in newborns.<ref>Blaise GA, Roy WL. Spinal anaesthesia for minor paediatric surgery. Canadian Journal of Anaesthesia 1986; 32: 227-30.</ref><sup>,</sup> The distance between skin and subarachnoid space can be related to height or weight using the formulae:


:Distance from skin to subarachnoid space (cm) = 0. 03 x height (cm)
:<b>Distance from skin to subarachnoid space (cm) = 0. 03 x height (cm)</b>


:Distance from skin to subarachnoid space (mm) = [2 x weight (kg)] + 7(mm)<ref>Blaise GA, Roy WL. Spinal anaesthesia for minor paediatric surgery. Canadian Journal of Anaesthesia 1986; 32: 227-30.</ref><sup>,</sup>
:<b>Distance from skin to subarachnoid space (mm) = [2 x weight (kg)] + 7(mm)</b><ref>Arthurs, Murray M, Zubier M, Tooley J, Kelsall W. Ultrasonographic determination of neonatal spinal canal depth. Archives of Disease in Childhood - Fetal and Neonatal Edition 2008; 93: 451-4.</ref><sup>,</sup>


The subarachnoid space in newborns is very narrow (6 to 8mm) and successful lumbar puncture in this population requires great precision and avoidance of lateral deviation.
The subarachnoid space in newborns is very narrow (6 to 8mm) and successful lumbar puncture in this population requires great precision and avoidance of lateral deviation.

Navigation menu