Orphanet_413 (Hyperlipoproteinemia type 4) can be described as follows. A hypertriglyceridemia disorder, often with autosomal dominant inheritance. It is characterized by the persistent elevations of plasma TRIGLYCERIDES, endogenously synthesized and contained predominantly in VERY-LOW-DENSITY LIPOPROTEINS (pre-beta lipoproteins). In contrast, the plasma CHOLESTEROL and PHOSPHOLIPIDS usually remain within normal limits. Also known as: Endogenous hyperlipidaemia, Familial hypertriglyceridemia, Fredrickson type IV Lipidemia, Fredrickson type IV hyperlipoproteinemia (disorder), Fredrickson type IV lipidaemia, Hyperlipoproteinemia Type IV, VLDL hyperlipoproteinemia.