R84 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Abnormal findings in specimens from respiratory organs and thorax.
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Abnormal findings in bronchial washings
Abnormal findings in nasal secretions
Abnormal findings in pleural fluid
Abnormal findings in sputum
Abnormal findings in throat scrapings
Blood-stained sputum (R04.2)
Abnormal level of enzymes in specimens from respiratory organs and thorax
Abnormal level of hormones in specimens from respiratory organs and thorax
Abnormal level of other drugs, medicaments and biological substances in specimens from respiratory organs and thorax
Abnormal level of substances chiefly nonmedicinal as to source in specimens from respiratory organs and thorax
Abnormal immunological findings in specimens from respiratory organs and thorax
Abnormal microbiological findings in specimens from respiratory organs and thorax
Abnormal cytological findings in specimens from respiratory organs and thorax
Abnormal histological findings in specimens from respiratory organs and thorax
Other abnormal findings in specimens from respiratory organs and thorax
Unspecified abnormal finding in specimens from respiratory organs and thorax
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