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Related Experiment Videos

Symptomatic hypercalcaemia in thyrotoxicosis.

R G Twycross, V Marks

    British Medical Journal
    |June 20, 1970
    PubMed
    Summary
    This summary is machine-generated.

    Antithyroid therapy effectively normalized plasma calcium levels in patients with thyrotoxicosis and hypercalcemia. This treatment is recommended before considering other conditions for persistent high calcium.

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    Area of Science:

    • Endocrinology
    • Internal Medicine

    Background:

    • Thyrotoxicosis, a condition of excess thyroid hormones, can lead to hypercalcemia.
    • Hypercalcemia in thyrotoxicosis can cause significant symptoms and requires management.

    Purpose of the Study:

    • To evaluate the efficacy of antithyroid therapy in normalizing plasma calcium levels in patients with thyrotoxicosis and hypercalcemia.
    • To establish a timeframe for considering alternative diagnoses in cases of persistent hypercalcemia despite antithyroid treatment.

    Main Methods:

    • Observational study involving patients with thyrotoxicosis and symptomatic hypercalcemia.
    • Treatment with antithyroid medications.
    • Monitoring of plasma calcium concentrations before and after treatment.

    Main Results:

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    • Antithyroid therapy normalized plasma calcium in three reported patients.
    • In nine recorded cases, plasma calcium normalized within eight weeks of initiating antithyroid treatment.
    • One patient required phosphate supplementation to manage vomiting before normalization.

    Conclusions:

    • Antithyroid therapy is an effective treatment for hypercalcemia associated with thyrotoxicosis.
    • Persistent hypercalcemia beyond eight weeks of antithyroid treatment warrants investigation for a secondary pathological condition.