ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
E72 Other disorders of amino-acid metabolism
Billable ICD-10-CM Code E72.20
E72.20
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Disorder of urea cycle metabolism, unspecified 
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Hyperammonemia
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excludes1
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hyperammonemia-hyperornithinemia-homocitrullinemia syndrome E72.4 |
transient hyperammonemia of newborn (P74.6) |
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