Amblyopia is even called as the lazy eye. Amblyopia is poor vision of the eye which does not develop normal sight during early childhood.
Sometimes the visual stimulation in amblyopia does not spread properly due to poor transmission to brain via optic nerve for long time. Amblyopia causes during childhood, resulting in blur vision.
Mostly one eye is affected. Though, chances of amblyopic in both the eyes are rare but possible. It can be checked if viewing visuals is not clear.
Amblyopia is caused by an abnormality that interferes with the normal process of seeing. Such conditions may develop when the abnormal or the wrong eye will send the blurred image to brain. This may mainly occur along the Strabismus. The amblyopia may affect without strabismus or people may develop strabismus with no amblyopia symptoms.
The most common causes of Amblyopia are –
Blockage of an eye due to trauma, drooping eyelid etc
Disease that affect the eye, such as cataracts
Excessive use of tobacco, alcohol or other drugs
Nearsightedness, Farsightedness or astigmatism, mainly if it is more in one eye
Signs and Symptoms
Consulting a ophthalmologist is always useful if vision ailment is suspected in the young child.
The Symptoms for Amblyopia may be:
Turning of eyes often (in & out)
Eyes may not appear working properly
Judging the depth may fail
Less vision in an eye
Frequent headaches and Eyestrain
Detection of Amblyopia disease is sometimes difficult because one eye has normal vision. Amblyopia can be diagnosed easily only if complete eye examination is done. The doctor will evaluate the following, when the amblyopia is suspected –
The brain’s ability to blend two images into a single image
Treatment of Amblyopia
According to the surveys, it has been identified that in most cases amblyopia is treatable. But the success of its treatment depends upon the initial level of vision, the amount of the time the vision has been poor etc. Below mentioned procedure can be followed to avoid or prevent amblyopia –
Eye muscles problems that may require several surgeries, which can have complications. Permanent vision loss can also happen in the affected eye.
If the eye disorder is detected at an early age in children then normal vision can be regained. However, some problems with vision and depth perception may pertain.
Permanent eye problems can be caused due to late treatment. Partial vision can be resumed after 10 years with proper medications.
A suitable way is to start the treatment as soon as it gets confirm. In case of children they must have an eye check at least in 6months between 3 yrs to 6 years.
To measure visual acuity special tools and techniques are required for young children. These techniques are performed by eye care experts.