OTHER CONDITIONS ORIGINATING IN THE PERINATAL PERIOD (764-779)
The following fifth-digit subclassification is for use with category 764 and codes 765.0 and 765.1 to denote birthweight:
0 unspecified [weight]
1 less than 500 grams
2 500-749 grams
3 750-999 grams
4 1,000-1,249 grams
5 1,250-1,499 grams
6 1,500-1,749 grams
7 1,750-1,999 grams
8 2,000-2,499 grams
9 2,500 grams and over
775 Endocrine and metabolic disturbances specific to the fetus and newborn
Includes:
transitory endocrine and metabolic disturbances caused by the infant's response to maternal endocrine and metabolic factors, its removal from them, or its adjustment to extrauterine existence
775.0: Syndrome of "infant of a diabetic mother"
Maternal diabetes mellitus affecting fetus or newborn (with hypoglycemia)
775.1: Neonatal diabetes mellitus
Diabetes mellitus syndrome in newborn infant
775.2: Neonatal myasthenia gravis
775.3: Neonatal thyrotoxicosis
Neonatal hyperthyroidism (transient)
775.4: Hypocalcemia and hypomagnesemia of newborn
Cow's milk hypocalcemia
Hypocalcemic tetany, neonatal
Neonatal hypoparathyroidism
Phosphate-loading hypocalcemia
775.5: Other transitory neonatal electrolyte disturbances
Dehydration, neonatal
775.6: Neonatal hypoglycemia
Excludes:
infant of mother with diabetes mellitus (775.0)
775.7: Late metabolic acidosis of newborn
775.8: Other neonatal endocrine and metabolic disturbances
775.9: Unspecified endocrine and metabolic disturbances specific to the fetus and newborn

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