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Arachnoiditis is an inflammatory condition of the arachnoid mater or 'arachnoid', one of the membranes known as meninges that surround and protect the central nervous system. The outermost layer of the meninges is the dura mater (Latin for hard) and adheres to inner surface of the skull and vertebrae. [ 1 ]
Methiodal is a pharmaceutical drug that was used as an iodinated contrast medium for X-ray imaging. [1] Its uses included myelography (imaging of the spinal cord); for this use, cases of adhesive arachnoiditis have been reported, similar to those seen under the contrast medium iofendylate.
Arachnoiditis is a broad term denoting inflammation of the meninges and subarachnoid space. A variety of causes exist, including infectious, inflammatory , and neoplastic processes. Infectious causes include bacterial , viral , fungal , and parasitic agents .
Many authors state that blood and its breakdown products acting as foreign-body substance in the subarachnoid space produce local adhesive arachnoiditis with no symptoms, but it also can create cystic degeneration. The subarachnoid space abhors all foreign body substances. Even the presence of injected air is considered to be a "foreign body".
A new review reports that nine people taking semaglutide and tirzepatide — the active ingredient in GLP-1 medications — experienced vision issues, including three potentially blinding eye ...
They include spinal or epidural bleeding, adhesive arachnoiditis and trauma to the spinal cord [10] or spinal nerve roots resulting in weakness or loss of sensation, or even paraplegia. The latter is exceedingly rare, since the level at which the spinal cord ends (normally the inferior border of L1, although it is slightly lower in infants) is ...
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A major new study has revealed a long list of benefits and some little-known risks of Ozempic and other GLP-1 medications. Experts break down the findings.