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Letters Hypercalcaemia

Two myths

BMJ 2009; 339 doi: (Published 31 December 2009) Cite this as: BMJ 2009;339:b5649
  1. Richard Quinton, consultant and senior lecturer in endocrinology1,
  2. Earn-Hui Gan, core medicine trainee1,
  3. Shahid T Wahid, consultant physician2
  1. 1Royal Victoria Infirmary, Newcastle on Tyne NE1 4LP
  2. 2South Tyneside Hospital NHS Foundation Trust, South Shields, Tyne and Wear NE34 OPL
  1. Richard.Quinton{at}

    Joshi and colleagues perpetuate two myths about hypercalcaemia.1

    The first myth is that “raised concentrations of calcidol” (>150 nmol/l) may result in hypercalcaemia. In fact, concentrations of 150-200 nmol/l are in the physiological range for humans living active outdoor lives in sunny climates, which is probably more representative of ancestral human behaviour than …

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