Related Experiment Video

Updated: Jun 11, 2026

Multifocal Electroretinograms
16:49

Multifocal Electroretinograms

Published on: December 4, 2011

Structural-functional dissociation in presumed ethambutol optic neuropathy.

Daniel Masvidal1, Richard K Parrish, Byron L Lam

  • 1Bascom Palmer Eye Institute, School of Medicine and Miami Children's Hospital, University of Miami Miller, Miami, Florida 33136, USA.

Summary

Ethambutol (EMB) optic neuropathy can cause vision loss, but visual function may improve even with ongoing optic nerve damage. This case highlights the disconnect between structural changes and functional recovery in EMB optic neuropathy.