Morganella morganii pericarditis in a child with X-linked agammaglobulinemia.

摘要

X-linked agammaglobulinemia (XLA) is a relatively rare form of an immunodeficiency disease that is characterized by a profound deficiency of B lymphocytes. The disorder occurs in young boys, who typically have the onset of recurrent bacterial infections late in their first year of life after maternal immunoglobulins are no longer present in the infant's circulation.1 The most frequent clinical presentation in these patients is recurrent sinopulmonary infections, which have been attributed to encapsulated bacteria