Answers are grounded in this paper and cite their sources.
Shareable abstract Recurrent infections and unexplained bronchiectasis in adults should prompt evaluation for primary immunodeficiency. Early recognition and immunoglobulin therapy can improve outcomes in common variable immunodeficiency. https://bit.ly/4qy2qoJ
No takes yet. Share an insight, caveat, or question.
Venugopal et al. (2026) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: