Phosphate enrichment of dialysate for use in standard and extended haemodialysisCitation formats
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Phosphate enrichment of dialysate for use in standard and extended haemodialysis. / Ebah, Leonard M; Akhtar, Mehvosh; Wilde, Ian; Hookway, Graeme; Vincent, Mark; Reeves, Christopher; Denton, John; Woods, John; Mitra, Sandip.
In: Blood Purification, Vol. 34, No. 1, 2012, p. 28-33.Research output: Contribution to journal › Article › peer-review
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T1 - Phosphate enrichment of dialysate for use in standard and extended haemodialysis
AU - Ebah, Leonard M
AU - Akhtar, Mehvosh
AU - Wilde, Ian
AU - Hookway, Graeme
AU - Vincent, Mark
AU - Reeves, Christopher
AU - Denton, John
AU - Woods, John
AU - Mitra, Sandip
N1 - Copyright © 2012 S. Karger AG, Basel.
PY - 2012
Y1 - 2012
N2 - BACKGROUND/AIMS: Intensive haemodialysis (HD) sometimes causes hypophosphataemia, but phosphate-containing dialysate is not readily available. We examined the effectiveness of extemporaneously producing a phosphate-rich dialysate for use in HD.METHODS: Incremental volumes of Fleet® were added to acid concentrate and predicted to deliver dialysate phosphate concentrations of 0.19-1.1 mmol/l, following mixture with ultrapure water and base concentrate by the HD machine.RESULTS: The achieved concentrations were close to predicted values (p = 0.77) and remained stable throughout an 8-hour 'treatment' time (p = 0.99). The dialysate phosphate concentration had a linear relationship with the Fleet® volume added, defined by the regression equation y = 172.79 x - 1.47 (R(2) = 0.99, r = 0.99, p = 0.003). The dialysate pH, calcium, magnesium and bicarbonate concentrations did not change over the study period (p = 0.28-0.99). Microscopic analysis under polarised light showed no evidence of crystal formation.CONCLUSION: The study validates a simple, reliable and cost-effective protocol for phosphate supplementation in conventional and extended HD.
AB - BACKGROUND/AIMS: Intensive haemodialysis (HD) sometimes causes hypophosphataemia, but phosphate-containing dialysate is not readily available. We examined the effectiveness of extemporaneously producing a phosphate-rich dialysate for use in HD.METHODS: Incremental volumes of Fleet® were added to acid concentrate and predicted to deliver dialysate phosphate concentrations of 0.19-1.1 mmol/l, following mixture with ultrapure water and base concentrate by the HD machine.RESULTS: The achieved concentrations were close to predicted values (p = 0.77) and remained stable throughout an 8-hour 'treatment' time (p = 0.99). The dialysate phosphate concentration had a linear relationship with the Fleet® volume added, defined by the regression equation y = 172.79 x - 1.47 (R(2) = 0.99, r = 0.99, p = 0.003). The dialysate pH, calcium, magnesium and bicarbonate concentrations did not change over the study period (p = 0.28-0.99). Microscopic analysis under polarised light showed no evidence of crystal formation.CONCLUSION: The study validates a simple, reliable and cost-effective protocol for phosphate supplementation in conventional and extended HD.
KW - Calcium
KW - Dialysate
KW - Haemodialysis
KW - Hypophosphataemia
KW - Phosphate
U2 - 10.1159/000339818
DO - 10.1159/000339818
M3 - Article
C2 - 22889988
VL - 34
SP - 28
EP - 33
JO - Blood Purification
JF - Blood Purification
SN - 0253-5068
IS - 1
ER -