ICD-10-CM Book 2024 Edition

Chapters  /  Chapter 4  /  E70-E88  /  E70
E70 Disorders of aromatic amino-acid metabolism
E70.0 Classical phenylketonuria
E70.1 Other hyperphenylalaninemias
E70.2 Disorders of tyrosine metabolism
Excludes1 transitory tyrosinemia of newborn (P74.5)
E70.20 Disorder of tyrosine metabolism, unspecified
E70.21 Tyrosinemia
Hypertyrosinemia
E70.29 Other disorders of tyrosine metabolism
Alkaptonuria
Ochronosis
E70.3 Albinism
E70.30 Albinism, unspecified
E70.31 Ocular albinism
E70.310 X-linked ocular albinism
E70.311 Autosomal recessive ocular albinism
E70.318 Other ocular albinism
E70.319 Ocular albinism, unspecified
E70.32 Oculocutaneous albinism
Excludes1 Chediak-Higashi syndrome (E70.330)
Hermansky-Pudlak syndrome (E70.331)
E70.320 Tyrosinase negative oculocutaneous albinism
Albinism I
Oculocutaneous albinism ty-neg
E70.321 Tyrosinase positive oculocutaneous albinism
Albinism II
Oculocutaneous albinism ty-pos
E70.328 Other oculocutaneous albinism
Cross syndrome
E70.329 Oculocutaneous albinism, unspecified
E70.33 Albinism with hematologic abnormality
E70.330 Chediak-Higashi syndrome
E70.331 Hermansky-Pudlak syndrome
E70.338 Other albinism with hematologic abnormality
E70.339 Albinism with hematologic abnormality, unspecified
E70.39 Other specified albinism
Piebaldism
E70.4 Disorders of histidine metabolism
E70.40 Disorders of histidine metabolism, unspecified
E70.41 Histidinemia
E70.49 Other disorders of histidine metabolism
E70.5 Disorders of tryptophan metabolism
E70.8 Other disorders of aromatic amino-acid metabolism
E70.81 Aromatic L-amino acid decarboxylase deficiency
AADC deficiency
E70.89 Other disorders of aromatic amino-acid metabolism
E70.9 Disorder of aromatic amino-acid metabolism, unspecified