Rare Disorders and Conditions

Disorder	Feature
Parkinson's Disease	It is a degenerative disorder of the central nervous system that impairs motor skills, cognitive processes, and other functions.
Alzheimer's Disease	It is form of dementia characterised by loss of memory, thinking, and changes in behavior.
Down's Syndrome	Also called Trisomy 21, it is a condition in which extra genetic material causes delays in the way a child develops, both mentally and physically.
Korsakoff's Syndrome	It is a neurological disorder caused by the lack of thiamine (vitamin B1) in the brain.
Bulimia	It is an eating disorder characterized by restraining of food intake for a period of time followed by an over intake or binging period that results in feelings of guilt and low self-esteem.
Anorexia	It is an eating disorder characterized by refusal to maintain a healthy body weight and an obsessive fear of gaining weight, often coupled with a distorted self image
Progeria	It is an extremely rare genetic condition wherein symptoms resembling aspects of aging are manifested at an early age.
Dyslexia	It is a developmental reading disorder resulting from the inability to process graphic symbols.

Diseases	Brief details
Graves Disease	Named after Robert Graves, the doctor who first described it, is an autoimmune thyroid disease where the thyroid gland is stimulated by autoantibodies which make it overactive, resulting in increased thyroid hormone production.
Addison's Disease	Addison's disease is caused by damage to the adrenal glands which make hormones to control the body’s response to stress and balance body salt and water.
Diabetes Mellitus	It is common condition in which the body is unable to produce enough of hormone insulin resulting in high levels of sugar in bloodstream.
Acromegaly	It is a condition caused by the overproduction of growth hormone. It leads to an increase in size of the hands and feet, thickening of the skin and a change in the appearance of the face.
Cushing's Syndrome	Caused due to excess production of hormone Cortisol or by taking excess steroid medication to treat conditions like asthma, eczema etc.

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