Understanding Strabismus and Surgical Correction Options Introduction to Strabismus Strabismus, commonly referred to as crossed eyes, is a visual disorder where the eyes do not properly align with each other when looking at an object. According to the American Optometric Association, this condition affects about 4% of children in the United States. Still, it can also develop in adults due to various causes, including neurological issues, trauma, or general health conditions. Types of Strabismus