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Scandinavian Journal of Clinical and Laboratory Investigation Volume 48, 1988 - Issue 3
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Original Article

Age-related reference values for ionized calcium in the first week of life in premature and full-term neonates

J. Wandrup Department of Clinical Chemistry, Herlev Hospital, Herlev
,
J. Kroner Department of Paediatrics, Glostrup amts sygehus, Glostrup, Denmark
,
O. Pryds Department of Paediatrics, Glostrup amts sygehus, Glostrup, Denmark
&
K. W. Kastrup Department of Paediatrics, Glostrup amts sygehus, Glostrup, Denmark
Pages 255-260 | Received 07 Aug 1987, Accepted 05 Nov 1987, Published online: 05 Aug 2009

References

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  • Wandrup J, Kancir C, Nørgaard-Pedersen B. The concentration of free calcium ions in capillary blood from neonates on a routine basis using the ICA 1. Scand J Clin Lab Invest 1984; 44: 19–24
  • Nelson N, Finnstrom O, Larson L. Neonatal reference values for ionized calcium phosphate and magnesium. Selection of reference population by optimality criteria. Scan J Clin Lab Invest 1987; 47: 111–7
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  • Siggaard-Anderson O, Thode J, Wandrup J. (1981) The concentration of free calcium ions in the blood plasma ‘ionized calcium’. Blood pH. Carbon Dioxide. Oxygen and Calcium Ion: Proc. 5. of the 1980 Meeting of the IFCC Expert Panel on pH and Blood Gases. 1981. Private Press, 163–90
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  • Mayne PD, James JA, Barnes IC, Kovar IZ. Plasma ionized calcium in preterm infants: comparison with adults. J Clin Pathol 1984; 37: 859–61
  • Scott SM, Ladenson JH, Aguanna JJ, Walgate J, Hillman LS. Effect of calcium therapy in the sick premature infant with early neonatal hypocalcaemia. J Pediatr 1984; 104: 747–51
  • Chan GM, Ash KO, Hentschel W, Wu J. Effects of bilirubin on ionized calcium. Clin Chem 1981; 27: 204–5
  • Fogh-Andersen N, Frederiksen PS, Andersen EA, Thode J. Relation between ionized calcium and pH in infants with acute acid-base disturbances. Clin Chim Acta 1983; 130: 357–61
  • Wandrup J, Kancir C, Hyltoft P. Ionized calcium and acid-base status in arterial and venous whole blood during general anaesthesia. Scand J Clin Lab Invest 1988; 48: 115–22

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