Category E70
Disorders of aromatic amino-acid metabolism
Clinical Classification Guidelines
Specific Diagnosis Codes
Classical phenylketonuria
E70.0
Other hyperphenylalaninemias
E70.1
Disorders of tyrosine metabolism
E70.2
Disorder of tyrosine metabolism, unspecified
E70.20
Tyrosinemia
E70.21
Other disorders of tyrosine metabolism
E70.29
Albinism
E70.3
Albinism, unspecified
E70.30
Ocular albinism
E70.31
X-linked ocular albinism
E70.310
Autosomal recessive ocular albinism
E70.311
Other ocular albinism
E70.318
Ocular albinism, unspecified
E70.319
Oculocutaneous albinism
E70.32
Tyrosinase negative oculocutaneous albinism
E70.320
Tyrosinase positive oculocutaneous albinism
E70.321
Other oculocutaneous albinism
E70.328
Oculocutaneous albinism, unspecified
E70.329
Albinism with hematologic abnormality
E70.33
Chediak-Higashi syndrome
E70.330
Hermansky-Pudlak syndrome
E70.331
Other albinism with hematologic abnormality
E70.338
Albinism with hematologic abnormality, unspecified
E70.339
Other specified albinism
E70.39
Disorders of histidine metabolism
E70.4
Disorders of histidine metabolism, unspecified
E70.40
Histidinemia
E70.41
Other disorders of histidine metabolism
E70.49
Disorders of tryptophan metabolism
E70.5
Other disorders of aromatic amino-acid metabolism
E70.8
Aromatic L-amino acid decarboxylase deficiency
E70.81
Other disorders of aromatic amino-acid metabolism
E70.89
Disorder of aromatic amino-acid metabolism, unspecified
E70.9
