“…12,15,19,20 In a recent cohort of 33 fetuses with NH, thyroid siderosis was more frequent than pancreatic. 14 Less frequently affected are the gastric glands, Brunner glands, parathyroid glands, thymus (Hassall corpuscles), renal tubules, pancreatic islets, adenohypophysis, and chondrocytes in hyaline cartilage.…”