Pneumocystosis (B59)
ICD-10 code B59 is specifically used to identify pneumocystosis, a fungal infection primarily affecting the lungs. This code captures infections caused by the organism Pneumocystis jirovecii, including Pneumocystis pneumonia and related complications.
PneumocystosisB59 to document these fungal infections among pneumonia cases that are not related to tuberculosis, ensuring accurate classification and appropriate treatment planning. Understanding these synonyms and their relation to B59 supports precise coding when encountering terms like Pneumocystis jirovecii lung cyst or colonization of the respiratory tract with Pneumocystis jirovecii.
Instructional Notations
Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
- Pneumonia due to Pneumocystis carinii
- Pneumonia due to Pneumocystis jiroveci
