Increased concentrations of pre-β-lipoproteins in the blood.
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hy·per·pre·be·ta·lipo·pro·tein·emia (hi″pər-pre-ba″tə-lip″o-pro″te-neґme-ə) an excess of very-low-density lipoproteins (pre-beta lipoproteins) in the blood.Medical dictionary. 2011.