D01.0 is the ICD-10 code for Carcinoma in situ: Colon. It is a four-character subcategory of D01 (Carcinoma in situ of other and unspecified digestive organs), 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
What D01.0 excludes
Conditions that look similar but belong under another code.
- rectosigmoid junction D01.1
D01.0 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
D01.0Carcinoma in situ i tykktarm
DD010Carcinoma in situ i tyktarmen
D01.0Kolon
D01.0Côlon
D01.0colon
D01.0Carcinoma in situ of colon
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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