Common variable immunodeficiency (CV1D) is a heterogeneous immunodeficiency syndrome characterized by defective antibody formation. Approximately 70-80% of patients are diagnosed based on a previous history of recur...Common variable immunodeficiency (CV1D) is a heterogeneous immunodeficiency syndrome characterized by defective antibody formation. Approximately 70-80% of patients are diagnosed based on a previous history of recurrent sinus and lung and gastrointestinal infections. The diagnosis is based on the exclusion of other known causes of humoral defects,展开更多
文摘Common variable immunodeficiency (CV1D) is a heterogeneous immunodeficiency syndrome characterized by defective antibody formation. Approximately 70-80% of patients are diagnosed based on a previous history of recurrent sinus and lung and gastrointestinal infections. The diagnosis is based on the exclusion of other known causes of humoral defects,