ICD-10-CM code "E70": Disorders of aromatic amino-acid metabolism (2024)

Excludes

1. Endocrine, nutritional and metabolic diseases (E00-E89)

   Type 1transitory endocrine and metabolic disorders specific to newborn (P70-P74)

2. Metabolic disorders (E70-E88)

   Type 1androgen insensitivity syndrome (E34.5-)

   Type 1congenital adrenal hyperplasia (E25.0)

   Type 1hemolytic anemias attributable to enzyme disorders (D55.-)

   Type 1Marfan syndrome (Q87.4-)

   Type 15-alpha-reductase deficiency (E29.1)

   Type 2Ehlers-Danlos syndromes (Q79.6-)

3. Disorders of aromatic amino-acid metabolism (E70)

Includes

1. Endocrine, nutritional and metabolic diseases (E00-E89)
2. Metabolic disorders (E70-E88)
3. Disorders of aromatic amino-acid metabolism (E70)

Subcategories

• Classical phenylketonuria (E70.0)
• Other hyperphenylalaninemias (E70.1)
• Disorders of tyrosine metabolism (E70.2)
• Albinism (E70.3)
• Disorders of histidine metabolism (E70.4)
• Disorders of tryptophan metabolism (E70.5)
• Other disorders of aromatic amino-acid metabolism (E70.8)
• Disorder of aromatic amino-acid metabolism, unspecified (E70.9)