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Disorders of potassium homeostasis

Disorders of potassium homeostasis

J Firth



Hypokalaemia—enhanced discussion of (1) association with hypomagnesaemia and treatment in this circumstance; (2) investigative approach, with use of the urinary potassium to creatinine ratio or calculation of the transtubular potassium concentration gradient (TTKG) to differentiate renal and non-renal causes; (3) channelopathies as the basis for at least some cases of thyrotoxic periodic paralysis.

Hyperkalaemia—only minor changes to this section of the chapter required and made.

Updated on 25 May 2011. The previous version of this content can be found here.

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