Changes in Serum Immunoglobulin G Subclasses during the Treatment of Patients with Chronic Obstructive Pulmonary Disease with Infectious Exacerbations.
Thang Ba TaTien Tran VietKien Xuan NguyenCong Hai NguyenHoan Ngoc VuTuan Dinh LeSon Tien NguyenHung Khac DongNhung Kim Thi PhamBang Ngoc DaoPublished in: Advances in respiratory medicine (2022)
In group D patients with COPD with infectious exacerbations, there was a decrease in the serum IgG, IgG1, IgG3, and IgG4 levels. IgG3 levels were associated with the severity of COPD exacerbation.