Correspondence

Severe Hypermagnesemia as a Result of Laxative Use in Renal Insufficiency

Authors: Fahim Zaman, MD, Kenneth Abreo, MD

Abstract

To the Editor:


Hypermagnesemia is a rare laboratory finding. 1 We describe a patient with renal insufficiency who presented with magnesium toxicity.

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References

1. Dirks JH. The kidney and magnesium regulation. Kidney Int 1983; 23: 771–777.
 
2. Quamme GA. Renal magnesium handling: New insights in understanding old problems. Kidney Int 1997; 52: 1180–1195.
 
3. Alfrey AC: Normal and abnormal magnesium metabolism, in Schrier RW (ed): Renal and Electrolyte Disorders. Boston, Little Brown and Co., 1992, ed 4, pp 393.
 
4. Qureshi TI, Melonakos TK. Acute hypermagnesemia after laxative use. Ann Emerg Med 1996; 28: 552–555.
 
5. Sutton RAL, Dirks JH: Calcium and magnesium: Renal handling and disorders of metabolism, in Brenner BM, Rector FC Jr (eds): The Kidney. Philadelphia, W.B. Saunders Co., 1991, vol 1, ed 4, pp 584.