AKT-0598

A 30-year-old woman brings her 4-year-old daughter to the surgery. According to both the family and the nursery she attends for day care, her left eye has become increasingly amblyopic, and she has developed a divergent squint. It appears also that she has become increasingly clumsy and has difficulty using stereoscopic vision to play with her lego.

She was born two months premature but has achieved normal milestones since and has had all of her planned vaccinations.

Which of the following is the most appropriate next step?