D2I2.
metabolic

Hypercalcaemia

Hypercalcaemia, also spelt (US), is a high calcium (Ca2+) level in the blood . The normal range for total calcium is 2.1–2.6 mmol/L (8.8–10.7 mg/dL, 4.3–5.2 mEq/L), with levels greater than 2.6 mmol/L defined as hypercalcaemia. Those with a mild increase that has developed slowly typically have no symptoms. In those with greater levels or rapid onset, symptoms may include pain, bone pain, confusion, , weakness, kidney stones or an abnormal heart rhythm including .

Underlined words are explained — tap any of them.

Symptoms — what it feels like

  • · pain, bone pain, confusion, , weakness

Causes — why it happens

  • ·Primary , cancer, , , Paget disease, multiple , vitamin D toxicity

How it's found

  • ·Blood level > 2.6 mmol/L (corrected calcium or ionised calcium)

Treatment

  • ·Underlying cause, fluids, , calcitonin, pamidronate, haemodialysis

Complications

  • ·Kidney stones, abnormal heart rhythm,

Outlook

  • ·1-4% or 10-40 per 1,000 (general population)
Plain-language summary adapted from Wikipedia. Not medical advice.