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 R83-R89 – Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis (R83-R89) > 2024 ICD-10-CM Codes R88 – Abnormal findings in other body fluids and substances (R88)