What causes spasmus nutans?

Updated: Oct 08, 2019
  • Author: Mark Ventocilla, OD, FAAO; Chief Editor: Edsel Ing, MD, MPH, FRCSC  more...
  • Print

The cause of spasmus nutans is unknown. Some studies have found an association with children from lower socioeconomic status, as well as coexisting strabismus and refractive error. Chiasmal glioma can present with an identical appearing nystagmus prior to affecting the anterior visual pathway. It may be more common in African Americans and in Latinos.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!