Specific code 2012 ICD-9-CM Diagnosis Code 366.21
Localized traumatic opacities
  • Short description: Local traumatic opacity.
  • ICD-9-CM 366.21 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 366.21 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2012 version of ICD-9-CM 366.21.
  • More recent version(s) of ICD-9-CM 366.21: 2013 2014 2015.
Convert to ICD-10-CM: 366.21 converts approximately to:
  • 2015/16 ICD-10-CM H26.119 Localized traumatic opacities, unspecified eye
Approximate Synonyms
  • Bilat localized traumatic opacities
  • Bilateral localized traumatic opacities
  • L localized traumatic opacities
  • Left localized traumatic opacities
  • Localized traumatic opacities, both eyes
  • Localized traumatic opacity
  • R localized traumatic opacities
  • Right localized traumatic opacities
  • Traumatic localized cataract
  • Vossius ring
  • Vossius' ring
Applies To
  • Vossius' ring
ICD-9-CM Volume 2 Index entries containing back-references to 366.21:
  • Cataract (anterior cortical) (anterior polar) (black) (capsular) (central) (cortical) (hypermature) (immature) (incipient) (mature) 366.9
  • Ring(s)
    • Vossius' 921.3
      • late effect 366.21
  • Vossius' ring 921.3
    • late effect 366.21
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 366.21 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.