D05.9 is the ICD-10 code for Carcinoma in situ of breast, unspecified. It is a four-character subcategory of D05 (Carcinoma in situ of breast), the most specific level in the WHO edition. It belongs to the block D00–D09 (In situ neoplasms) in Chapter II, Neoplasms.
- Code type
- Subcategory (4 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
D05.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
D05.9Ospecificerad lokalisation av cancer in situ i bröstkörtel
D05.9Uspesifisert carcinoma in situ i bryst
DD059Carcinoma in situ i mamma UNS
D05.9Carcinoma in situ der Brustdrüse, nicht näher bezeichnet
D05.9Carcinome in situ du sein, sans précision
D05.9carcinoma in situ van mamma, niet-gespecificeerd
Listed through more specific codes:
- D05.90Unspecified type of carcinoma in situ of unspecified breast
- D05.91Unspecified type of carcinoma in situ of right breast
- D05.92Unspecified type of carcinoma in situ of left breast
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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