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ICD-10-CM Diagnosis Codes →
section notes
18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) →
section notes
R83-R89 Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis (R83-R89) →
section notes
R89 Abnormal findings in specimens from other organs, systems and tissues →
section notes
R89.0   Abnormal level of enzymes in specimens from oth org/tiss
R89.1   Abnormal level of hormones in specimens from oth org/tiss
R89.2   Abn lev drug/meds/biol subst in specimens from oth org/tiss
R89.3   Abn lev substnc nonmed source in specmn from oth org/tiss
R89.4   Abnormal immunolog findings in specimens from oth org/tiss
R89.5   Abnormal microbiolog findings in specimens from oth org/tiss
R89.6   Abnormal cytological findings in specimens from oth org/tiss
R89.7   Abnormal histolog findings in specimens from oth org/tiss
R89.8   Oth abnormal findings in specimens from oth org/tiss
R89.9   Unsp abnormal finding in specimens from oth org/tiss
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