Hypercalcemia electrocardiogram

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Electrocardiogram

1. A shortening of the QTc interval
2. The decrease is at the expense of the ST segment which becomes shortened or absent.
3. This is true for Ca of up to 16 meq/li, after this QTc prolongation occurs

12 lead EKG:Hypercalcemia. Courtesy of Dr Jose Ganseman