Specific code 2011 ICD-9-CM Diagnosis Code 951.1
Injury to trochlear nerve
  • Short description: Injury trochlear nerve.
  • ICD-9-CM 951.1 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 951.1 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2011 version of ICD-9-CM 951.1.
  • More recent version(s) of ICD-9-CM 951.1: 2012 2013 2014.
Disease Synonyms
  • Injury of trochlear nerve
  • Injury to left trochlear nerve
  • Injury to right trochlear nerve
  • Left trochlear nerve injury
  • Right trochlear nerve injury
  • Trochlear nerve injury
Applies To
  • Fourth cranial nerve
Convert to ICD-10-CM: 951.1 converts approximately to:
  • 2014 ICD-10-CM S04.20XA Injury of trochlear nerve, unspecified side, initial encounter
ICD-9-CM Volume 2 Index entries containing back-references to 951.1:
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 951.1 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.