APOB and isolated hemihyperplasia: Compared with the controls, patients with IH had significantly higher levels of TC (6.28 vs 6.02 mmol/L, P = 0.015), TG (2.44 vs 2.01 mmol/L, P < 0.001), LDL-C (3.18 vs 3.02 mmol/L, P = 0.047) and Apo B (1.06 vs 1.00 mmol/L, P = 0.002) (Table 1).