Specific code 2014 ICD-9-CM Diagnosis Code 377.30
Optic neuritis, unspecified
  • Billable Code
  • Short description: Optic neuritis NOS.
  • ICD-9-CM 377.30 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 377.30 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Optic neuritis
Clinical Information
  • Inflammation of the second cranial nerve or optic nerve; commonly associated conditions include autoimmune disorders such as multiple sclerosis, infections, and granulomatous diseases.
  • What: optic neuritis. Optic neuritis: the inflammation, degeneration, or demyelination of the optic nerve. Why: optic neuritis may be present in patients with sarcoidosis or reiter's syndrome (rarely). How: clinically, patients with optic neuritis present with sudden loss of central vision and pain on moving the eye. Opthalmoscopically there may be hyperemia of the optic disc and distention of the large retinal veins. At later stages the disk margins are blurred and may be slightly elevated simulating papilledema. Refs: vaugn, d and asbury, t: general ophthamology, 8th edition, 1977.
Convert to ICD-10-CM: 377.30 converts directly to:
  • 2014 ICD-10-CM H46.9 Unspecified optic neuritis
ICD-9-CM Volume 2 Index entries containing back-references to 377.30:
  • Inflammation, inflamed, inflammatory (with exudation)
    • optic nerve 377.30
  • Neuralgia, neuralgic (acute) (see also Neuritis) 729.2
    • ophthalmic 377.30
    • optic (nerve) 377.30
  • Neuritis (see also Neuralgia) 729.2
    • cranial nerve - see also Disorder, nerve, cranial
      • first or olfactory 352.0
      • second or optic 377.30
      • third or oculomotor 378.52
      • fourth or trochlear 378.53
      • fifth or trigeminal (see also Neuralgia, trigeminal) 350.1
      • sixth or abducens 378.54
      • seventh or facial 351.8
      • eighth or acoustic 388.5
      • ninth or glossopharyngeal 352.1
      • tenth or vagus 352.3
      • eleventh or accessory 352.4
      • twelfth or hypoglossal 352.5
    • optic (nerve) 377.30
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 377.30 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.