• transitory endocrine and metabolic disturbances caused by the infant's response to maternal endocrine and metabolic factors, or its adjustment to extrauterine environment
  1. P71 Transitory neonatal disorders of calcium and magnesium metabolism

    1. P71.0 Cow's milk hypocalcemia in newborn

    2. P71.1 Other neonatal hypocalcemia

    3. P71.2 Neonatal hypomagnesemia

    4. P71.3 Neonatal tetany without calcium or magnesium deficiency

      Inclusion term(s):

      • Neonatal tetany NOS
    5. P71.4 Transitory neonatal hypoparathyroidism

    6. P71.8 Other transitory neonatal disorders of calcium and magnesium metabolism

    7. P71.9 Transitory neonatal disorder of calcium and magnesium metabolism, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.