Kodex

ICD-10-CM-TERMS

Term

fourth nerve

Hierarchy

Strabismus (congenital) (nonparalytic)
- paralytic
  - abducens nerve
  - fourth nerve
  - Kearns-Sayre syndrome
  - ophthalmoplegia (external)
  - sixth nerve
  - specified type NEC
  - third nerve
  - trochlear nerve

Long Title

fourth nerve

Strabismus (congenital) (nonparalytic) paralytic fourth nerve

Codes

H49.1 Fourth [trochlear] nerve palsy