Hypercalcemia and status epilepticus relates to salmon calcitonin administration in breast cancer.

Summary Calcitonin is currently used to treat hypercalcemia of many clinical types. However, we encountered a woman who suffered severe hypercalcemia and status epilepticus, both of which developed 8 days after the administration of salmon calcitonin for the treatment of breast cancer. When the patient first presented her serum calcium level was 15.5 mg/dl, intact parathyroid hormone level 118 pg/ml, calcitonin