Specific code 2015 ICD-9-CM Diagnosis Code 377.75
Cortical blindness
  • 2015
  • Billable Code
  • ICD-9-CM 377.75 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 377.75 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Cortical blindness from left side of brain
  • Cortical blindness from right side of brain
  • Cortical blindness, L brain
  • Cortical blindness, left brain
  • Cortical blindness, R brain
  • Cortical blindness, right brain
Clinical Information
  • Total loss of vision in all or part of the visual field due to bilateral occipital lobe (i.e., visual cortex) damage or dysfunction. Anton syndrome is characterized by the psychic denial of true, organic cortical blindness. (Adams et al., Principles of Neurology, 6th ed, p460)
Convert to ICD-10-CM: 377.75 converts approximately to:
  • 2015 ICD-10-CM H47.619 Cortical blindness, unspecified side of brain
ICD-9-CM Volume 2 Index entries containing back-references to 377.75:
  • Blindness (acquired) (congenital) (both eyes) 369.00
    • cortical 377.75
  • Cortical - see also condition
    • blindness 377.75
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 377.75 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.