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Why would your doctor order a parathyroid hormone (PTH) blood test?

ANSWER

Your doctor may recommend this blood test if you’re showing symptoms of hypercalcemia (too much calcium in your blood) or hypocalcemia (too little calcium in your blood).

Hypercalcemia symptoms include:

Hypocalcemia symptoms include:

  • Abdominal pain
  • Excessive thirst
  • Having to pee a lot
  • Nausea
  • Fatigue
  • Muscle aches
  • Bone pain
  • Kidney stones
  • Depression and moodiness
  • Muscle spasms
  • Tingling or numbness in your arms, legs, or around your mouth
  • Abnormal heartbeat

SOURCES:

National Institutes of Health: “Calcium.”

American Association of Endocrine Surgeons: “Parathyroid glands: Function.”

Lab Tests Online: “PTH.”

University of Rochester Medical Center: “Parathyroid hormone.”

National Heart, Lung, and Blood Institute: “What to expect with blood tests.”

Mayo Clinic: “Hyperparathyroidism: Treatment and drugs.”

Reviewed by Minesh Khatri on January 18, 2017

SOURCES:

National Institutes of Health: “Calcium.”

American Association of Endocrine Surgeons: “Parathyroid glands: Function.”

Lab Tests Online: “PTH.”

University of Rochester Medical Center: “Parathyroid hormone.”

National Heart, Lung, and Blood Institute: “What to expect with blood tests.”

Mayo Clinic: “Hyperparathyroidism: Treatment and drugs.”

Reviewed by Minesh Khatri on January 18, 2017

NEXT QUESTION:

What happens during and after a parathyroid hormone (PTH) blood test?

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