Of 24 cases with hematological profiles, seven were in the severe clinical group and all presented with thrombocytopenia, depletion of monocytes, lymphocytes and heterophils, a monocyte:heterophil (M:H) ratio lower than 2.37, hypoproteinemia (both albumin and globulin), severe grade of heterophil toxicity, and low red blood cell (RBC) counts and pack cell volumes (PCV). The gene discussed is ALB; the disease is Thrombocytopenia.