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Paediatric spinal anaesthesia: Difference between revisions
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== ANATOMICAL CONSIDERATIONS == | == ANATOMICAL CONSIDERATIONS == | ||
A line connecting the top of the iliac crests crosses the spinal axis at the L5-S1 level in neonates and infants up to one year of age and at the L4-L5 level in older children.<ref name=":5" /><sup>,</sup> The spinal cord ends approximately at L3 level at birth and at L1-L2 level in children over one year old. | A line connecting the top of the iliac crests crosses the spinal axis at the L5-S1 level in neonates and infants up to one year of age and at the L4-L5 level in older children.<ref name=":5" /><sup>,</sup> The spinal cord ends approximately at L3 level at birth and at L1-L2 level in children over one year old. | ||
The distance between the skin and the subarachnoid space is influenced by age – from 10 to 15mm in newborns.<ref> | 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: | ||
[[File:SpinalFormula.jpg|500x500|]] | [[File:SpinalFormula.jpg|500x500|]] | ||