Abstract
ARTICLE Sir, We should like to thank Dr Edmonds for his interest in our recent review.1 Healthy individuals do indeed have modest losses of K+ in faecal fluid (∼9 mmol/day, which is ∼10% of the dietary intake, the remainder being lost in the urine2) and their colonic capacity for K+ secretion is relatively small.3 We also appreciate the importance of increased colonic K+ secretion in situations where dietary Na+ intake is restricted or the body is threatened by …
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