Cholesterol is a fatty substance known as a lipid and is vital for the normal functioning of the body. It is mainly made by the liver but can also be found in some foods we eat. Having an excessively high level of lipids in your blood (hyperlipidaemia) can have an effect on your health. It is also known as hyperlipoproteinemia, hyperlipidaemia, high cholesterol.Based on pattern of lipoproteins, it is of different types like hyperlipoproteinemia Type I, II, III, IV, V.