Hyperplasia of the thymus and thymic neoplasms in children.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D013952:Thymus Hyperplasia / Q000175:diagnosis*; D013953:Thymus Neoplasms / Q000175:diagnosis*