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Ineffectiveness of prophylactic intrathecal methylprednisolone in myelography with aqueous media
Abstract:
The effectiveness of prophylactic intrathecal methylprednisone (MP) in preventing arachnoiditis from iocarmate myelography was studied. Monkeys were injected intrathecally with locarmate, MP, or a combination of the two. Twelve weeks later the severity of arachnoiditis was determined in each animal. There was no significant prophylactic effect of intrathecal MP on arachnoiditis from locarmate. Some arachnoiditis was found in control animals treated with MP alone.
Insights
Intrathecal methylprednisone (MP) did not prevent arachnoiditis caused by iocarmate myelography in monkeys. Even MP alone caused some arachnoiditis, indicating no protective effect against this complication.
Area of Science:
- Neurology
- Radiology
- Pharmacology
Background:
- Iocarmate myelography can cause arachnoiditis, a serious spinal cord inflammation.
- Prophylactic treatments are sought to mitigate this adverse effect.
Purpose of the Study:
- To evaluate the effectiveness of intrathecal methylprednisone (MP) as a prophylactic agent against iocarmate-induced arachnoiditis.
Main Methods:
- Monkeys received intrathecal injections of iocarmate, MP, or a combination.
- Arachnoiditis severity was assessed 12 weeks post-injection.
Main Results:
- Intrathecal MP showed no significant prophylactic effect in preventing arachnoiditis from iocarmate.
- Control animals treated with MP alone developed some degree of arachnoiditis.
Conclusions:
- Intrathecal methylprednisone is not effective in preventing arachnoiditis associated with iocarmate myelography.
- Methylprednisone administration alone may contribute to arachnoiditis development.