R84 Abnormal findings in specimens from respiratory organs and thoraxNon-billable header with 10 child codes.
R84.0 Abnormal level of enzymes in specimens from respiratory organs and thoraxR84.1 Abnormal level of hormones in specimens from respiratory organs and thoraxR84.2 Abnormal level of other drugs, medicaments and biological substances in specimens from respiratory organs and thoraxR84.3 Abnormal level of substances chiefly nonmedicinal as to source in specimens from respiratory organs and thoraxR84.4 Abnormal immunological findings in specimens from respiratory organs and thoraxR84.5 Abnormal microbiological findings in specimens from respiratory organs and thoraxR84.6 Abnormal cytological findings in specimens from respiratory organs and thoraxR84.7 Abnormal histological findings in specimens from respiratory organs and thoraxR84.8 Other abnormal findings in specimens from respiratory organs and thoraxR84.9 Unspecified abnormal finding in specimens from respiratory organs and thoraxR84 Abnormal findings in specimens from respiratory organs and thorax (this code)R84.0 Abnormal level of enzymes in specimens from respiratory organs and thoraxR84.1 Abnormal level of hormones in specimens from respiratory organs and thoraxR84.2 Abnormal level of other drugs, medicaments and biological substances in specimens from respiratory organs and thoraxR84.3 Abnormal level of substances chiefly nonmedicinal as to source in specimens from respiratory organs and thoraxR84.4 Abnormal immunological findings in specimens from respiratory organs and thorax