ICD-10-CM > E00-E89 > E70-E88 > E79 E79 Disorders of purine and pyrimidine metabolism Non-Billable/Non-Specific Type 1 Excludes Ataxia-telangiectasia (Q87.19)Bloom's syndrome (Q82.8)Cockayne's syndrome (Q87.19)calculus of kidney (N20.0)combined immunodeficiency disorders (D81.-)Fanconi's anemia (D61.09)gout (M1A.-, M10.-)orotaciduric anemia (D53.0)progeria (E34.8)Werner's syndrome (E34.8)xeroderma pigmentosum (Q82.1) Codes E79.0Hyperuricemia without signs of inflammatory arthritis and tophaceous diseaseE79.1Lesch-Nyhan syndromeE79.2Myoadenylate deaminase deficiencyE79.8Other disorders of purine and pyrimidine metabolismE79.81Aicardi-Goutières syndromeE79.82Hereditary xanthinuriaE79.89Other specified disorders of purine and pyrimidine metabolismE79.9Disorder of purine and pyrimidine metabolism, unspecified