hypoplasia of parathyroids

hypoplasia of parathyroids

Hypoplasia of thymus, DiGeorge syndrome, third and fourth pharyngeal pouch syndrome A condition characterized by
1. low blood calcium levels–hypocalcemia due to underdevelopment–hypoplasia of the parathyroid glands which control calcium;.
2. underdevelopment—hypoplasia of the thymus, an organ behind the breastbone in which lymphocytes mature and multiply; and.
3. defects of the heart involving the outflow tracts from the heart.