Differential diagnosis of hyperparathyroidism are :
-hyperthyroidism
-sarcoidosis
-vitamin D intoxication
-familial hypocalciuric hypercalcemia
-multiple myeloma
-hypercalcemia due to malignancy
-hyperthyroidism
-sarcoidosis
-vitamin D intoxication
-familial hypocalciuric hypercalcemia
-multiple myeloma
-hypercalcemia due to malignancy