R74.9 is the ICD-10 code for Abnormal level of unspecified serum enzyme. It is a four-character subcategory of R74 (Abnormal serum enzyme levels), the most specific level in the WHO edition. It belongs to the block R70–R79 (Abnormal findings on examination of blood, without diagnosis) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Code type
- Subcategory (4 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
R74.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
R74.9Unormalt serumnivå av uspesifisert enzym
DR749Abnorm koncentration af serumenzym UNS
R74.9Määrittämättömän seerumientsyymin poikkeava aktiivisuus
R74.9Abnormer Wert nicht näher bezeichneter Serumenzyme
R74.9Anomalie du taux d'une enzyme sérique, sans précision
R74.9afwijkende enzymspiegel in serum, niet-gespecificeerd
R74.9Abnormal serum enzyme level, unspecified
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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