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Friedreich's ataxia is an inherited disease that causes progressive damage to the nervous system resulting in symptoms ranging from gait disturbance and speech problems to heart disease. Friedreich's ataxia is the most prevalent inherited ataxia.

Nager Syndrome is a condition which is extremely rare congenital defect with heriditary features which has only 25% of survival rates resulting from problems in the development of the first and second brachial arches. The first arches produce the nerves and muscles for chewing, the lower jaw, two of three bones in the middle ear, and a small part of the ears. The second arches produce the nerves and muscles of facial expression, one bone in the middle ear, most of the external ears, and parts of the bone above the larynx.

NAGS deficiency is a rare autosomal recessive inherited urea cycle disorder where a lack of a certain enzyme (N-acetyl glutamate synthetase) results in accumulation of ammonia in the blood as it can't be broken down and removed through the urine. Symptoms are visible within the first week of life and if not detected and diagnosed immediately consequences are fatal.

Yellow Nail syndrome or YNS is a condition which generally consists of three symptoms like lymphedema, yellow discolored nails and Pleural Effusion. Sometimes only two features are present in some patients and even then it can be referred as Yellow Nail syndrome. More than 40% of the patients will have Bronchiectasis.

XYY syndrome is a condition known as aneuploidy which is a trisomy of the sex chromosomes in which a male has an extra Y chromosome which results in a 47 XYY karyotype. It has been found that most of the sufferers don?t know their karyotype. It has been proved that some 97% of the patients are unaware of their condition.