It is not known what percentage of people with<unk>  will remit spontaneously, and what percentage will develop chronic disease.<unk>  does not normally affect life expectancy. The major complications from<unk>  arise from untreated or treatment-resistant papilledema. In various case series, the long-term risk of one's vision being significantly affected by<unk>  is reported to lie anywhere between 10 and 25%.
Idiopathic intracranial hypertension
Brain tumor
Intracranial hypertension syndrome
Arachnoiditis
Meningitis
Subarachnoid hemorrhage
Migraine
Infectious intracranial aneurysm