<unk>  is a chronic disorder with no known cure, and prognosis may be hard to determine because of an unclear correlation between the beginning of the disease and the appearance of symptoms. For many,<unk>  is a disabling disease that causes chronic pain and neurological deficits, and may also lead to other spinal cord conditions, such as syringomyelia.
Arachnoiditis
Idiopathic intracranial hypertension
Subdural empyema
Brain abscess
Cavernous sinus thrombosis
Subdural hematoma
Labyrinthitis
Pseudosubarachnoid hemorrhage