Sunday October 22, 2006
Refractory hypokalemia in presence of hypomagnesemia
Q; Why potassium cannot be fixed if hypomagnesemia remains uncorrected?
A; Hypomagnesemia causes kidney to continue to loose potassium, thats why hypokalemia cannot be fixed if hypomagnesemia remains uncorrected. It can be confirmed with TTKG calculation.
Related previous pearl: TTKG