Instructor’s Guide for ICD-9-CM Diagnostic Coding and ...

May 19, 2017 · For every patient receiving general anesthesia with an endotracheal tube, the quantitative carbon dioxide content of expired gases shall be monitored through the use of endtidal carbon dioxide analysis or superior technology. ... (ICD 9 code) for the examination which shall be authenticated by the requestor. ... history of present illness, past ... ................
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