1985
DOI: 10.1136/thx.40.2.101
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Haemodialysis and haemofiltration on cardiopulmonary bypass.

Abstract: The transmembrane pressure is determined by the positive pressure applied to the blood and the negative pressure applied to the other side of the membrane. The blood flow through the filter is a function of pressure in the arterial line of the bypass circuit and the resistance of the haemofiltration circuit. A blood flow of 300-500 ml/min through the filter device and a transmembrane pressure of about 300 mm Hg are considered safe and will not cause appreciable haemolysis.

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Cited by 33 publications
(16 citation statements)
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“…Our controlled study demonstrates a significant benefit of IHD compared to RHD in the prevention or attenuation of hyperkalemia and metabolic acidosis, mini mization of intraoperative fluid gain and avoidance of the risks of early postoperative hemodialysis. We found that postoperative hemodialysis could be delayed for an addi tional 24 h by IHD when compared to RH D. These findings are consistent with those of Soffer [1], Zawada [4] and Hakim [8] where postoperative hemodialysis could easily be delayed in IHD patients until the third postoperative day.…”
Section: Discussionsupporting
confidence: 82%
“…Our controlled study demonstrates a significant benefit of IHD compared to RHD in the prevention or attenuation of hyperkalemia and metabolic acidosis, mini mization of intraoperative fluid gain and avoidance of the risks of early postoperative hemodialysis. We found that postoperative hemodialysis could be delayed for an addi tional 24 h by IHD when compared to RH D. These findings are consistent with those of Soffer [1], Zawada [4] and Hakim [8] where postoperative hemodialysis could easily be delayed in IHD patients until the third postoperative day.…”
Section: Discussionsupporting
confidence: 82%
“…Hence, UF with hemofiltration during CPB may theoretically be more efficient in the management of intraoperative fluid overload, hyperkalemia, and uremia than hemofiltration alone. [3] A one-year survival rate of between 83 and 95% has been reported for dialysis patients undergoing CABG alone. [12,13] However, when CABG was combined with valve replacement, the ratio declined to 70%, [14] and five-year survival rates have been chronicled as low as 20%.…”
Section: Resultsmentioning
confidence: 99%
“…Bearing this in mind, various strategies, such as perioperative hemodialysis and hemofiltration, have been successful in producing favorable surgical outcomes. [2,3] Ultrafiltration is a technique that removes plasma water and low-molecular-weight solutes by a connective process using hydrostatic forces across a semipermeable membrane. Conventional UF usually begins at the initiation of the surgery and lasts until the end of the cardiopulmonary bypass (CPB).…”
mentioning
confidence: 99%
“…It is possible that the bene its of intraoperative hemo iltration (conventional or modi ied ultra iltration) can be explained by the elimination of in lammatory mediators during the metabolic stressful period of coronary bypass, as demonstrated in studies before [6][7][8][9][10]. In addition, there is also evidence to suggest that intraoperative hemo iltration reduces levels of S100b release and cognitive dysfunction [11], resulting in an earlier tracheal extubation following cardiopulmonary bypass [12].…”
Section: Discussionmentioning
confidence: 99%
“…Hemo iltration was introduced in the 1980s for CPB management [6][7][8][9], and has been shown in pediatric cardiac surgery to be effective at regulating hemostasis, removal of cytokines and complement components [10]. Similarly, in adults zerobalance hemo iltration was shown to be effective at removing in lammatory mediators during CPB [10,11].…”
Section: Introductionmentioning
confidence: 99%