Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes R00-R99 – Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) > 2024 ICD-10-CM Codes R70-R79 – Abnormal findings on examination of blood, without diagnosis (R70-R79) > 2024 ICD-10-CM Codes R74 – Abnormal serum enzyme levels (R74) > 2024 ICD-10-CM Codes R74.0 – Nonspecific elevation of levels of transaminase and lactic acid dehydrogenase [LDH] (R74.0)