Microvascular Complications of Diabetes 7, also known as microvascular complications of diabetes, susceptibility to, 7, is related to hemochromatosis, type 1 and cystic fibrosis. An important gene associated with Microvascular Complications of Diabetes 7 is HFE (Homeostatic Iron Regulator). The drugs Hydroxocobalamin and Vildagliptin have been mentioned in the context of this disorder. Affiliated tissues include kidney and endothelial.