in 23 patients with hypoparathyroidism or pseudohypoparathyroidism treated with vitamin d , and in whom the dosage was adjusted downward or upward in response to hypercalcemia or hypocalcemia respectively , assays of serum 25-hydroxyvitamin d ( 25-ohd ) were carried out in addition to the usual serum calcium assays .
C0020626
hypoparathyroidism
C0014695
vitamin d