Does the plasma concentration of 25-hydroxyvitamin D determine the level of 1,25-dihydroxyvitamin D in primary hyperparathyroidism?

Mineral and Electrolyte Metabolism

Volumn 22, Issue 4, 1996, Pages 203-206

  Frølich, Anne ^a,b   Storm, T ^a   Thode, J ^b  

^a Department of Clinical Chemistry ^*  (Denmark)

^b UNIVERSITY OF COPENHAGEN   (Denmark)

Author keywords

Cyclic adenosine 3,5 monophosphate; Ionized calcium; Parathyroid hormone; Phosphate; Renal function

Indexed keywords

CALCIFEDIOL; CALCITRIOL; CALCIUM; CREATININE; CYCLIC AMP; PARATHYROID HORMONE; PHOSPHATE;

ADULT; AGED; ARTICLE; BLOOD ANALYSIS; CLINICAL ARTICLE; CONTROLLED STUDY; FEMALE; HUMAN; HUMAN TISSUE; HYPERPARATHYROIDISM; MALE; PRIORITY JOURNAL; REGRESSION ANALYSIS; URINALYSIS; BLOOD; MIDDLE AGED; PH;

ADULT; AGED; AGED, 80 AND OVER; CALCIFEDIOL; CALCITRIOL; CALCIUM; CREATININE; CYCLIC AMP; FEMALE; HUMANS; HYDROGEN-ION CONCENTRATION; HYPERPARATHYROIDISM; MALE; MIDDLE AGED; PARATHYROID HORMONE; PHOSPHATES; REGRESSION ANALYSIS;

EID: 0029936353     PISSN: 03780392     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (13)

1. Lalor BC, Mawer EB, Davies M, Lumb GA, Hunt L, Adams PH: Determinants of the plasma concentrations of 1,25-dihydroxyvitamin D in primary hyperparathyroidism. Clin Sci 1989;76: 81-86.
2. Frølich A, Nielsen BF, Transbøl I: Respective roles of 25-hydroxy-vitamm D, PTH, phosphate, and renal function for the 1-alpha-hydroxylase activity in primary hyperparathyroidism. Miner Electrolyte Metab 1990;16: 210-215.
3. LoCascio V, Adami S, Galvanini G, Ferrari M, Cominacini L, Tartarotti D: Substrate-product relation of 1-hydroxylase activity in primary hyperparathyroidism. N Engl J Med 1985;313: 1123-1125.
4. Trechel U, Eisman JA, Fischer JA, Bonjour JP, Fleisch H: Calcium-dependent parathyroid hormone-independent regulation of 1,25-dihydroxyvitamin D. Am J Physiol 1980;239: E119-124.
5. 2-vitamin D levels in humans: Studies in healthy subjects, in calcium-stone formers and in patients with primary hyperparathyroidism. J Clin Endocrinol Metab 1977;43: 299-306.
6. Mosekilde L, Charles P, Lindegreen P: Determinants of the serum concentrations of 1,25-dihydroxyvitamin D in primary hyperparathyroidism. Bone Mineral 1989;5:279-290.
7. Patron P, Gardin JP, Paillard M: Renal mass and reserve of vitamin D: Determinants in primary hyperparathyroidism. Kidney Int 1987; 31:1174-1180.
8. Thode J, Holmegaard SN, Siggard-Andersen O: Serum ionized calcium, nephrogeneous and total urinary cyclic AMP and urinary phosphate in normal subject. Scand J Clin Lab Invest 1984;44:111-118.
9. Nussbaum SR, Zahradnik RJ, Lavigne JR, Brennan GL, Nozawa K, Kim LY, Keutmann HT, Wang C, Potts JT, Segre G: Highly sensitive two-site immunoradiometric assay of parathyrin, and its clinical utility in evaluating patients with hypercalcaemia. Clin Chem 1987;33:364-367.
10. Lund B, Sørensen OH: Measurements of 25-hydroxyvitamin D in serum and its relation to sunshine, age and vitamin D intake in the Danish population. Scand J Clin Lab Invest 1979; 39:23-30.
11. Reinhardt TA, Horst RL, Orf JW, Hollis BW: A microassay for 1,25-dihydroxyvitamin D not requiring high-performance liquid chromatography: Application to clinical studies. J Clin Endocrinol Metabol 1984;58:91-98.
12. Clements MR, Johnson L, Fraser DR: A new mechanism for induced vitamin D deficiency in calcium deprivation. Nature 1987;325: 62-65.
13. Clements MR, Davies M, Fraser DR, Lumb GA, Mawer B, Adams PH: Metabolic inactivation of vitamin D is enhanced in primary hyperparathyroidism. Clin Sci 1987;73:659-664.