It is defined as a disorder in which there is a chorio retinal disease in which the light colored lesions which are formed in the posterior pole and inside the retina of eye. It may lead to the loss of vision and it can be mild to severe with no pain involvement. It is a [...]

It is defined as a condition in which there occur a second generation retinoid known as the acitretin. Its mode of administration is oral. It is used in the treatment of psoriasis. It is a byproduct of etretinate. It was used before the acitretin was introduced. It was discontinued as it had a narrow therauptic [...]

This disorder is divided into three forms depending upon the age of onset and the progression of symptoms. This disorder is mainly divided into the infantile and late onset form. In the infantile form there is a large enlargement of the heart and in the late form there is no such large enlargement. The infantile [...]

It is defined as a condition in which there occurs a problem in the storage of glycogen. It is also known as the Pompe disease. It is a neuro muscular disorder which is autosomal recessive in the nature. It is a metabolic disorder which occurs in the people suffering from lysosomal storage diseases. It is [...]

The acquired achromatopsia is also known as the dyschromatopsia. In this there is an injury to the thalamus of the mid brain and the cerebral cortex. It is referred as the diencephalon and new brain respectively. The condition which occurs in the mid brain occurs due to the injury to thalamus which is a part [...]

The electro retinography helps to diagnose the hemeralopic aspect of this condition. It is a non invasive technique. The response at the low and medium light levels is normal but the response at the high light level is absent. The medium light level is referred as mesotopic. The high light level is referred as phototopic. [...]

It is defined as a condition in which there occur five different diseases. It is also known as ACHM. There are certain acquired disorders like color agnosia and cerebral achromatopsia. It is the autosomal recessive and congenital disorder. In this the patient cannot perceive the color and neither achieve visual acuity at high light levels. [...]

They are mainly classified as acquired and congenital forms. The acquired form is known as the cerebral achromatopsia. The congenital achromatopsia is further divided into the complete and incomplete forms. They are known as the typical and atypical achromatopsia. The achromatopia means the complete absence of perception of color in a subject. The amblyopia was [...]

There are many symptoms which are associated with this disorder. It includes the nystagmus, amblyopia, iris operating abnormalities and hemeralopia along with the achromatopia. There is a 6th syndrome associated with it which is hardly reported. The 3 dimensional aspect of the visual system is unnoticed in some sufferers. This syndrome is poorly described in [...]

There are certain cardiac and respiratory problems which are treated according to the symptoms. There is a physical and occupational therapy which is very beneficial. The temporary improvement occurs due to the changes in diet. It does not have impact on the course of disease. There is a genetic counseling which helps the families in [...]