APOE and liver dysplastic nodule: Of note, compared with non-DN patients, DN patients had higher levels of serum apolipoprotein E (ApoE), ApoB/ApoA, Lp(a), triglyceride (TG), and higher ratio of TG/high-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C)/ApoB, with all P value < 0.05, indicating the disturbance of lipid metabolism in DN.