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What is a parathyroid biopsy?

Parathyroid Biopsy with parathyroid hormone (PTH) testing may be used if patients are found to have a mass in the neck on ultrasound and it is unclear if it is parathyroid gland or other structure like a thyroid nodule or lymph node. A biopsy can be performed in most centers and is usually done with ultrasound guidance. This involves putting a needle into the mass and removing a few cells from it. These cells can be examined under a microscope to see if they resemble parathyroid cells or tested for PTH levels. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.