Thymic hypoplasia is:
DiGeorge Syndrome (Thymic Hypoplasia) DiGeorge syndrome is caused by a congenital defect in thymic development resulting in deficient T-cell maturation. The disorder is a consequence of a developmental malformation affecting the third and fouh pharyngeal pouches, structures that give rise to the thymus, parathyroid glands, and poions of the face and aoic arch.
Wiskott Aldrich syndrome
Henoch Schonlein disease
Digeorge syndrome
Bloom syndrome
Miscellaneous