R74.9: Abnormal level of unspecified serum enzyme

There can be many reasons for changed levels of proteins in the blood. Such changes are not always pathological. When assessing a changed value it is important to take into account possible problems and other test results.

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If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.

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