G24.5: Blepharospasm

You have a condition which is causing you to involuntarily blink or squint.

The eye is surrounded by muscles. If these muscles contract the eyes close. These muscles can usually be consciously controlled.

You have a condition that is preventing you from controlling these muscles properly. You may then have to blink a lot. You may also squint involuntarily. You may also find it harder, or even impossible, to open your eyes. Various factors can affect the symptoms. Bright light, wind or effort, for example, can make the symptoms worse.

Additional indicator

On medical documents, the ICD code is often appended by letters that indicate the diagnostic certainty or the affected side of the body.

  • G: Confirmed diagnosis
  • V: Tentative diagnosis
  • Z: Condition after
  • A: Excluded diagnosis
  • L: Left
  • R: Right
  • B: Both sides

Further information


This information is not intended for self-diagnosis and does not replace professional medical advice from a doctor. If you find an ICD code on a personal medical document, please also note the additional indicator used for diagnostic confidence.
Your doctor will assist you with any health-related questions and explain the ICD diagnosis code to you in a direct consultation if necessary.


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