title: Thymic aplasia with possible graft-versus-host disease.
mesh_terms: D001856:Bone Marrow Examination; D002675:Child, Preschool; D002908:Chronic Disease; D006087:Graft vs Host Reaction / Q000175:diagnosis* / Q000276:immunology; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007223:Infant; D037102:Lectins; D008168:Lung / Q000473:pathology; D008198:Lymph Nodes / Q000473:pathology; D008218:Lymphocytosis; D008297:Male; D013601:T-Lymphocytes / Q000032:analysis*; D013950:Thymus Gland / Q000002:abnormalities*
chemical_list: D007070:Immunoglobulin A; D007074:Immunoglobulin G; D037102:Lectins