Hypocalcemia ECG Review

The ECG findings of hypocalcemia include:

  1. A prolonged QT interval
  2. A lengthened ST segment

There are many causes of a prolonged QT interval on the ECG, including genetic long QT syndrome, electrolyte abnormalities and medications.

1. Surawicz B et al. ACC/AHA recommendations for the standardization and interpretation of the electrocardiogram. Circulation. 2009;119:e235-240.
2. Chou's Electrocardiography in Clinical Practice: Adult and Pediatric, Sixth Edition, Saunders, Philadelphia, 2008.