calcium test

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calcium (Ca) test

a blood or urine test used to evaluate parathyroid function and calcium metabolism by directly measuring the total amount of calcium in the blood. It is used to monitor patients with renal failure, renal transplantation, hyperparathyroidism, and various malignancies, as well as to monitor calcium levels during and after large-volume blood transfusions.
References in periodicals archive ?
Or, order a serum parathyroid hormone (PTH) measurement if either the serum calcium or 24-hour urine calcium test is elevated.
The differences for the replicate outliers obtained in the calcium tests (>6%) were considerably higher than the biological total error limit of 2.