https://mts.intechopen.com/articles/show/title/prognostic-value-of-serum-parathyroid-hormone-in-patients-with-end-stage-renal-diseaseEnd-stage renal disease (ESRD) is a clinical condition related to prolonged and irreversible loss of renal function. In addition to many others, it is associated with various disorders of calcium, magnesium and phosphorus metabolism which usually appears early in …