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ICD-10 E72.4 - Disorders of ornithine metabolism
Chapter 4 Section E70-E88

E72.4

ICD-10 Billable

Disorders of ornithine metabolism

Inclusion terms:
  • Hyperammonemia-Hyperornithinemia-Homocitrullinemia syndrome
  • Ornithinemia (types I, II)
  • Ornithine transcarbamylase deficiency
Specifically for this code:
  • hereditary choroidal dystrophy (H31.2-)
From Section E70-E88:
  • androgen insensitivity syndrome (E34.5-)
  • congenital adrenal hyperplasia (E25.0)
  • Ehlers-Danlos syndrome (Q79.6)
  • hemolytic anemias attributable to enzyme disorders (D55.-)
  • Marfan's syndrome (Q87.4)
  • 5-alpha-reductase deficiency (E29.1)
From Chapter 4:
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)
From Chapter 4:
  • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.

270.6

ICD-9 Billable

Disorders of urea cycle metabolism

      
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