NDT Advance Access originally published online on December 22, 2005
Nephrology Dialysis Transplantation 2006 21(3):811-812; doi:10.1093/ndt/gfi338
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© The Author [2005]. Published by Oxford University Press on behalf of ERA-EDTA. All rights reserved. For Permissions, please email: journals.permissions@oxfordjournals.org
Nephroquiz
(Section Editor: M. G. Zeier)
Recurrent paroxysms of metabolic acidosis in a haemodialysis patient
1 Gemeinschaftspraxis und Dialysezentrum Hannover 2 Medical Faculty of the Charité Franz Volhard Clinic HELIOS Klinikum-Berlin Germany
Friedrich C. Luft, Franz Volhard Clinic, Wiltberg Strasse 50, 13125 Berlin, Germany. Email: luft@fvk-berlin.de
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A 56-year-old haemodialysis patient was observed to have a substantial metabolic acidosis prior to a routine haemodialysis treatment. She had developed chronic renal failure and become dialysis-dependent 10 years earlier. A renal transplant had failed; she had peripheral vascular disease, and had decreased cardiac function because of a suspected cardiomyopathy. Otherwise, she was stable.
The patient voiced no complaints. However, her pH was 7.146, PaO2 124 mmHg, PaCO2 27 mmHg, and HCO3 9 mmol/l. The serum Na+ was normal