Chronic relapsing inflammatory optic neuropathy (CRION)

Evidence-based neurology checklist on chronic relapsing inflammatory optic neuropathy (crion): Clinical features CRION presents as a subacute optic neuropathy It is usually painful It is bilateral but usually sequential It produces a worse visual loss than typical optic neuritis It has a relapsing…

Clinical features

  • CRION presents as a subacute optic neuropathy
  • It is usually painful
  • It is bilateral but usually sequential
  • It produces a worse visual loss than typical optic neuritis
  • It has a relapsing course

Differential diagnosis of optic neuropathy

Magnetic resonance imaging (MRI)

Cerebrospinal fluid (CSF)

Treatment

References

  1. Kidd D, Burton B, Plant GT, Graham EM. Chronic relapsing inflammatory optic neuropathy (CRION). Brain 2003; 126:276-284.
  2. Sharma A, Khurana D, Kesav P. MRI findings in chronic relapsing inflammatory optic neuropathy. BMJ Case Reports 2013. doi:10.1136/bcr-2012-008100.

Related checklists

Loading...