Which is seen in nephrotic syndrome –: (A) Low serum calcium, (B) Raised AT–III, (C) Low lipid, (D) Platelet activation
Answer is A. In nephrotic syndrome there is hypocalcaemia and secondary hyperparathyroidism as a consequence of loss of cholecalciferol binding protein.
Secondary hyperparathyroidism causes hypophosphatemia by increasing renal phosphate excretion.