Test Your Knowledge: Too High or Too Low Potassium in ESRD

Fig 3 from Hung & Hakim, AJKD.

Sudden cardiac death accounts for 25% of deaths in end-stage renal disease (ESRD) patients. Despite recent improvements, the rate is dramatically higher than the general population. Studies have indicated that the greatest incidence of sudden cardiac death is in the first dialysis treatment of the week after the long interdialytic interval, with the highest rate in the 12 hours pre- and postdialysis. The hemodialysis procedure remains a potentially modifiable factor, as studies have shown that rapid fluid and electrolyte shifts and changing drug levels may be arrhythmogenic. In a recent review in AJKD, Hung and Hakim review dialysate and serum potassium in hemodialysis. The following questions based on the article will test your knowledge on this topic.

Post prepared by Dr. Rimda Wanchoo, Assistant Professor of Medicine, Hofstra NSLIJ School of Medicine. For a PDF version of the questions & answers, please click here.

1 Comment on Test Your Knowledge: Too High or Too Low Potassium in ESRD

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