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Early neonatal hypocalcemia occurs within the first few days of life, with the lowest concentrations
of serum calcium being reached at 24 to 48 hours of age. An infant can be considered to be
hypocalcemic when serum calcium concentrations are below 7 mg/dl or when ionized calcium
concentrations are below 3 to 3.5 mg/dl. The most commonly encountered causes of neonatal
hypocalcemia are prematurity,... |
