A 9-month-old, full-term healthy girl was referred to the pediatric ophthalmology service for evaluation of eye crossing. The crossing was noticed shortly after birth. It first occurred intermittently ...

Samuel, an 8-week-old infant, presents to primary care with bilateral “shaky, jerky eyes.” The child had been developing normally but was observed by his mother to have “shaky, jerky eyes” when his ...

At 8 months, Samuel was still developing normally apart from his photosensitivity and pendular nystagmus. An electroretinogram (ERG) was ordered to confirm the diagnosis. An ERG is a diagnostic test ...