The following are treatment options for recurrent parathyroid cancer. The types of treatments given are based on the unique needs of the person with cancer.
Approximately 40%–60% of the time, the parathyroid cancer comes back (recurs) after treatment. Recurrence usually happens 2–5 years after the first surgery.
Treatment for recurrent parathyroid cancer will depend on where the tumour is located. Usually, it recurs in the neck tissue or in the lymph nodes in the neck.
Surgery may be offered for recurrent parathyroid cancer. The types of surgery are:
Cinacalcet is a medication used alone or with other drugs to treat hypercalcemia in recurrent or metastatic parathyroid cancer (it is not used to treat other forms of hypercalcemia). This drug is in a class of medications called calcimimetics. It works by signalling the body to produce less parathyroid hormone, which in turn decreases the amount of calcium in the blood.
Radiation therapy may be offered for recurrent parathyroid cancer. External beam radiation therapy may be given:
Chemotherapy may be offered for recurrent parathyroid cancer when the cancer cannot be completely removed by surgery. The types of chemotherapy are:
People with parathyroid cancer may be offered the opportunity to participate in clinical trials. For more information, go to clinical trials.