Context: Fibroblast growth factor (FGF) 23 is a hormone that regulates serum phosphate levels. the excess action of which causes chronic hypophosphatemic rickets/osteomalacia. To date. there are only two identified causes of acquired FGF23-related hypophosphatemic osteomalacia: tumor-induced osteomalacia (TIO) and osteomalacia induced by the intravenous infusion of some forms of iron ... https://hollandscountryclothinges.shop/product-category/waxed-hats/