ICD-11 classes
16 Diseases of the genitourinary system
Disorders of breast
Neoplasms of the breast
Malignant neoplasms of breast

ICD-11 Malignant neoplasms of breast

The category refers to primary malignant neoplasms of parenchyma, connective, and soft tissue of the breast, including nipple and areola.

Diagnosis contains 8 clarifying diagnoses:

1. 2C60 — Carcinoma of breast, specialised type
2. 2C61 — Invasive carcinoma of breast
   It contains 5 clarifying diagnoses.
3. 2C62 — Inflammatory carcinoma of breast
4. 2C63 — Malignant phyllodes tumour of breast
5. 2C64 — Solid papillary carcinoma of breast with evidence of invasion
6. 2C65 — Hereditary breast and ovarian cancer syndrome
7. 2C6Y — Other specified malignant neoplasms of breast
8. 2C6Z — Malignant neoplasms of breast, unspecified

The diagnosis is coded elsewhere:

• Malignant neoplasms, stated or presumed to be primary, of specified sites, except of lymphoid, haematopoietic, central nervous system or related tissues #1778
• Malignant neoplasms of breast #2235