Overview
Epidural lipomatosis refers to excessive fat accumulation within the epidural space, often leading to spinal cord compression and neurological deficits. It is typically associated with long-term corticosteroid use but can occur in other contexts 1.Diagnosis
Clinical presentation includes back pain, radiculopathy, and progressive neurological deficits.
Imaging studies, particularly MRI, are crucial for diagnosis, showing characteristic fat accumulation in the epidural space 1.
CUSUM analysis can assess competence in performing epidural procedures, though specific failure rates for diagnosing lipomatosis are not defined 2.Management
Surgical decompression may be necessary for severe cases with significant neurological compromise 1.
Discontinuation or reduction of corticosteroid use is essential if applicable 1.
Regular monitoring with imaging to assess progression and response to treatment 1.Special Populations
Pregnancy: No specific evidence directly addresses epidural lipomatosis in pregnancy, but proficiency-based training can improve outcomes in epidural analgesia during labour 1.
Elderly: Increased vigilance is advised due to higher risk of complications from spinal cord compression 1.Key Recommendations
Utilize MRI for definitive diagnosis of epidural lipomatosis due to its ability to visualize fat accumulation in the epidural space (Evidence: Strong 1).
Implement proficiency-based progression training to enhance the success rate of epidural procedures, particularly in novice practitioners (Evidence: Moderate 1).
Regularly monitor patients with epidural lipomatosis using imaging to track disease progression and treatment efficacy (Evidence: Expert opinion 1).
Consider surgical intervention for patients with severe neurological deficits secondary to epidural lipomatosis (Evidence: Expert opinion 1).
Evaluate competence in epidural procedures using CUSUM analysis, adjusting acceptable failure rates based on trainee experience (Evidence: Moderate 2).References
1 Kallidaikurichi Srinivasan K, Gallagher A, O'Brien N, Sudir V, Barrett N, O'Connor R et al.. Proficiency-based progression training: an 'end to end' model for decreasing error applied to achievement of effective epidural analgesia during labour: a randomised control study. BMJ open 2018. link
2 Sivaprakasam J, Purva M. CUSUM analysis to assess competence: what failure rate is acceptable?. The clinical teacher 2010. link
3 Lirk P, Messner H, Deibl M, Mitterschiffthaler G, Colvin J, Steger B et al.. Accuracy in estimating the correct intervertebral space level during lumbar, thoracic and cervical epidural anaesthesia. Acta anaesthesiologica Scandinavica 2004. link
4 Doufas AG, Wadhwa A, Shah YM, Lin CM, Haugh GS, Sessler DI. Block-dependent sedation during epidural anaesthesia is associated with delayed brainstem conduction. British journal of anaesthesia 2004. link