Chronic pain: Pain (an unpleasant sense of discomfort) that persists or progresses over a long period of time. In contrast to acute pain that arises suddenly in response to a specific injury and is usually treatable, chronic pain persists over time and is often resistant to medical treatments.
In some children lazy eye is caused by a combination of strabismus and refractive problems. Deprivation. Any problem with one eye â such as a cloudy area in the lens (cataract) â can deprive a child of clear vision in that eye. Deprivation amblyopia in infancy requires urgent treatment to prevent permanent vision loss.
There are a number of causes associated with amblyopia, or lazy eye. In fact, almost any vision development condition can cause it. Common causes include strabismus, or imbalanced eye position. You'll notice strabismus if the eyes cross or if both eyes turn outward. Someone may also develop amblyopia if one eye is more farsighted or nearsighted than its counterpart.