Since then, his calcium and phosphorus ranged between 9.9 and 11.9 and 5.3 and 7.7 mg/dL, respectively, with elevated biPTH. Labs on admission (post hemodialysis) were Ca 14.8 mg/dL, phos 5.8 mg/dL, alk phos 96 U/L, and albumin 3.1 mg/dL. With a possibility of drug-induced ...