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Low-grade infection complicating silastic dural substitute 32 years post-operatively
J O Ström1, S Boström, L Bobinski
1Department of Clinical Chemistry, Institution of Clinical and Experimental Medicine, Linköping University, Linköping, Sweden.
Brain Injury
|January 12, 2011
Summary
A rare silastic dural substitute complication occurred 32 years post-implantation, a record latency period. This case highlights the risk of late infections and hemorrhages from silastic dural implants, emphasizing the need for increased awareness.
Area of Science:
- Neurosurgery
- Neurology
- Infectious Diseases
Background:
- A silastic dural substitute complication is presented, occurring after a 32-year latency period, the longest documented.
- This case involves a patient who received a silastic duraplasty following a traumatic brain injury.
Observation:
- A patient developed memory problems and dysphasia 32 years after a silastic duraplasty.
- Imaging revealed an expanding hemorrhagic mass around the dural implant.
- Cultures identified Acinetobacter spp. in the cerebrospinal fluid.
Findings:
- Surgical removal of the silastic implant and hemorrhagic mass was performed.
- The patient experienced a slow improvement but with lasting cognitive deficits.
- This represents the longest reported latency period for such a complication.
Implications:
- This case extends the known latency period for silastic dural substitute complications by 60%.
- Increased awareness of late-onset infections and hemorrhages from these implants is crucial for timely diagnosis and treatment.
- Neurosurgeons should consider the potential for delayed complications even decades after implantation.