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31 de jan. de 2024 · Arachnoiditis is a broad term encompassing inflammation of the meninges and subarachnoid space. Terminology. Arachnoiditis affecting the cauda equina may be referred to as spinal/lumbar adhesive arachnoiditis . Clinical presentation. Lumbar spine arachnoiditis can result in leg pain, sensory changes, and motor weakness.
Gender: Female. mri. Adhesive inflammation of cauda equina in the L4-S1 segment as a postoperative complication. No signs of nerve root compression on the right side.
MRI demonstrates characteristic appearances of arachnoiditis with an empty theca sign (cauda equina nerve roots are adherent to the margins of the dura and clumped).
22 de jun. de 2017 · CAA is a rare cause of devastating neurologic symptoms and chronic pain. The imaging features of CAA range from subtle to severe. Advanced arachnoiditis can present with spinal cord swelling and syrinx formation, which can mimic other disease processes.
- Tara L. Anderson, Jonathan M. Morris, John T. Wald, Amy L. Kotsenas
- 2017
Chronic adhesive arachnoiditis (CAA) is rare and has potentially devas-tating clinical consequences. The objective of this article is to review the clinical features of CAA and describe its appearance on imaging, to increase radiologists’ awareness of this chal-lenging diagnosis. MATERIALS AND METHODS.
The spectrum of clinical findings in AA is large, from the common absence of apparent signs to the rare instances of severe motor/sensory impairments. Herein, we present two rare presentations, in which cases two patients undergoing spinal anaesthesia developed severe neurological damage.
A chronic inflammation of the arachnoid layer of the meninges, of which adhesive arachnoiditis is the most severe form, characterized by debilitating, intractable neurogenic back and limb pain and a range of other neurological problems. ORPHA:137817. Classification level: Disorder. Synonym (s): Adhesive arachnoiditis. Chronic arachnoiditis.
