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Management of obstetric brachial plexus lesions: state of the art and future developments
W J van Ouwerkerk1, J A van der Sluijs, F Nollet
1Department of Neurosurgery, University Hospital Vrije Universiteit, P.O. Box 7057, 1007 MB Amsterdam, The Netherlands. W.vOuwerkerk@azvu.nl
Insights
Obstetric brachial plexus lesions (OBPL) remain a concern despite advances in perinatal care. Early specialized evaluation and interventions are crucial for incomplete recovery cases to prevent long-term deficits.
Area of Science:
- Pediatrics
- Neurology
- Obstetrics
Background:
- The incidence of obstetric brachial plexus lesions (OBPL) has not decreased despite improvements in perinatal care.
- While most infants experience spontaneous recovery, 10-20% have incomplete recovery, risking lasting functional deficits.
Purpose of the Study:
- To highlight the necessity of early referral to specialized centers for preventing functional deficits in OBPL.
- To outline diagnostic and therapeutic strategies for OBPL management.
Main Methods:
- Standardized clinical assessment at 3 months if biceps function is absent.
- Utilizing myelography, computed tomography, and electrodiagnostics to assess lesion extent.
- Surgical plexus reconstruction between 4-6 months for indicated cases.
Main Results:
- Diagnostic methods (myelography, CT, electrodiagnostics) are inconclusive in 15% of cases for detecting root avulsions.
- Conservative or surgical orthopedic treatment for contractures/deformities.
- Long-term rehabilitation is essential for functional recovery.
Conclusions:
- Early detection and intervention are critical for managing OBPL and preventing permanent disability.
- Future research should focus on prevention, enhanced diagnostic imaging, neurophysiological techniques, and pharmacological nerve regeneration promotion.
Abstract:
Despite improving perinatal care the incidence of obstetric brachial plexus lesions (OBPL) has not declined. Most babies recover spontaneously. In 10-20% recovery is incomplete. To prevent lasting functional deficits early referral to specialized centers is necessary. If the biceps shows no function at 3 months, standardized clinical assessment and additional investigations must delineate the extent of a lesion. Detection of root avulsions by myelography and computed tomography combined with electrodiagnostics remains inconclusive in 15% of cases. Plexus reconstruction is performed during the 4th-6th months. Contractures or deformities are treated conservatively or by orthopedic surgery. Long-term rehabilitation is required. In future, aspects of prevention need attention. Improving imaging and neurophysiological techniques are promising for greater precision in detecting root avulsions and even spontaneous recovering nerves. Functional imaging will allow better understanding of central integration and plasticity. New pharmacological agents may promote nerve regeneration.
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