The Journal of allergy and clinical immunology, cilt.133, sa.4, ss.1134-41, 2014 (SCI-Expanded)
Background: Severe combined immunodeficiency (SCID) is a syndrome characterized by profound T-cell deficiency. BCG vaccine is contraindicated in patients with SCID. Because most countries encourage BCG vaccination at birth, a high percentage of patients with SCID are vaccinated before their immune defect is detected.