AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2018 Issue 4; New/Revised ICD-10-CM Codes

Clonic Hemifacial Spasm

Codes were created to allow the reporting of clonic hemifacial spasm laterality: G51.31  Clonic hemifacial spasm, right G51.32  Clonic hemifacial spasm, left G51.33  Clonic hemifacial spasm, bilateral and G51.39  Clonic hemifacial spasm, unspecified Hemifacial spasm is a neuromuscular condition that causes brief, involuntary, irregular clonic or tonic movement of muscles that are innervated by the seventh cranial nerve. The condition usually begins with a brief twitching of the eyelid muscle on one side of the face. The twitch may pull the eyelid down to completely shut the eye. As it progresses, the condition may ultimately...

To read the full article, sign in and subscribe to AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS .


  • The official AHA publication for ICD-10-CM and ICD-10-PCS coding guidelines and advice
  • Current newsletters added each quarter
  • Full Archives - over 3100 articles
  • ALL years/issues back to 1984 organized by year and issue
  • Includes ICD-10-CM/PCS Articles since 2013
  • Fully searchable through Find-A-Code's Comprehensive Search
  • Codes mentioned in articles are linked to Code Information pages
  • Code Information pages link back to related articles
  • View all the articles associated with any code, right from the code page!
Access to this feature is available in the following products:
  • AHA's Coding Clinic® - ICD-10-CM/PCS +Archives

free demo
request yours today
pricing
for any budget
sign IN
welcome back!

Thank you for choosing Find-A-Code, please Sign In to remove ads.