Key result
Recovery of neuromuscular function 1 year after interfascicular nerve autograft repair of a C6 root traction injury was superior in newborn lambs compared to adult sheep.
Why the study?
Does immediate repair of traction injury using interfascicular nerve autografts result in better neuromuscular recovery in newborn lambs compared to adult sheep?
Does immediate repair of traction injury using interfascicular nerve autografts result in better neuromuscular recovery in newborn lambs compared to adult sheep?
Nerves in newborn animals demonstrate superior potential for regeneration following traction injury and repair compared to older individuals, which may inform management of obstetric brachial plexus palsy.
Superior regeneration in newborn lambs may inform pediatric nerve repair strategies; leaves open translation to human obstetric brachial plexus palsy.
A Sunderland type IV traction injury to the C6 root of the sheep or lamb brachial plexus was used as a model for obstetric traction injury to the C5 root in humans. The injury was created and immediately repaired using interfascicular nerve autografts in a group of adult sheep and a group of newborn lambs. The animals were examined using electrophysiological and morphometric techniques 1 year after operation. It was found that the recovery of neuromuscular function was superior in the lambs. The implication is that nerves in newborn animals have a better potential for regeneration than that seen in older individuals. This is discussed with reference to the management of obstetric brachial plexus palsy.
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Fullarton et al. (2000) studied Obstetric brachial plexus palsy. Interfascicular nerve autografts in newborn lambs vs. Interfascicular nerve autografts in adult sheep was evaluated on Recovery of neuromuscular function assessed by electrophysiological and morphometric techniques. Recovery of neuromuscular function 1 year after interfascicular nerve autograft repair of a C6 root traction injury was superior in newborn lambs compared to adult sheep.
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