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Plasma magnesium concentration in primary hyperparathyroidism.

R A Sutton

    British Medical Journal
    |February 28, 1970
    PubMed
    Summary
    This summary is machine-generated.

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    Primary hyperparathyroidism can cause low plasma magnesium levels due to impaired kidney function. This renal magnesium wasting may be reversible, offering potential treatment avenues.

    Area of Science:

    • Endocrinology
    • Nephrology
    • Mineral Metabolism

    Background:

    • Primary hyperparathyroidism is a common endocrine disorder.
    • Disruptions in mineral metabolism, particularly magnesium, are observed in endocrine diseases.
    • Understanding magnesium balance is crucial for managing hyperparathyroidism complications.

    Purpose of the Study:

    • To investigate plasma magnesium concentrations in patients with primary hyperparathyroidism.
    • To identify potential causes of hypomagnesemia in this patient group.
    • To explore the renal handling of magnesium in primary hyperparathyroidism.

    Main Methods:

    • Plasma magnesium levels were measured in 73 patients.
    • Urinary magnesium output was assessed.

    Related Experiment Videos

  • Magnesium retention was studied in a subset of patients following parenteral administration.

    • Main Results:

    • Most patients exhibited normal plasma magnesium levels (1.7-2.3 mg./100 ml).
    • Five patients presented with hypomagnesemia (<1.6 mg./100 ml).
    • Hypomagnesemic patients showed increased urinary magnesium excretion and impaired magnesium retention.

    Conclusions:

    • Hypomagnesemia in primary hyperparathyroidism may stem from a renal defect in magnesium conservation.
    • This renal magnesium wasting appears to be a potentially reversible condition.
    • Further research is warranted to elucidate the mechanisms and reversibility of renal magnesium loss.