Abstract
Hypocalcemia can be present in asymptomatic patient as a laboratory finding or as an important event with impact in patient survival which requires rapid treatment. The severity depends of the magnitude of hypocalcemia and the speed of the instauration. Tetany is the must characteristic clinical sing of acute hypocalcemia. Deferent causes can intervene in the etiology of hypocalcemia such as hypoparathyroidism, alteration in vitamin D metabolism, PTH resistance and magnesium depletion.To diagnose hypocalcemia serum calcium should be determinate which must be interpreted in relation of serum albumin. Determination of PTH is the must important initial date for etiologic diagnosis, other laboratory finding could be useful such as serum magnesium, creatinine, phosphorus, vitamin D, etc.The treatment for chronic hypocalcemia in asymptomatic patients should be make with calcium and vitamin D orally. The objective is normalizing serum calcium without hypercalciuria. Intravenous calcium follow to calcium and vitamin D orally must be necessary in the case of severe acute hypocalcemia.
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