Hypolipoproteinemia, hypolipidemia, or hypolipidaemia (British English) is a form of dyslipidemia that is defined by abnormally lowered levels of any or all lipids and/or lipoproteins in the blood. It occurs in genetic disorders (e.g. hypoalphalipoproteinemia, hypobetalipoproteinemia), malnutrition, malabsorption, wasting disease, cancer,...