Familial chylomicronemia syndrome

A rare genetic hyperlipidemia characterized by excessive increase in plasma triglyceride levels due to the accumulation of chylomicrons. Clinical manifestations include recurrent episodes of severe acute pancreatitis, abdominal pain, nausea, fatigue, diarrhea, constipation, hepatosplenomegaly, eruptive xanthomas, and failure to thrive. Children may often be asymptomatic. The condition is not associated with severe atherosclerosis.