By analyzing the detailed laboratory test information of patients with CD, we found that MCD patients were more likely to have anemia, hypoproteinemia, abnormal albumin/globulin (A/G) ratio, abnormal platelet count, and elevated lactate dehydrogenase (LDH) and urinary protein levels than UCD patients (P<0.05) (Table 2). The gene discussed is ALB; the disease is urea cycle disorder.