2E65

ICD-11 MMS 2026-01

Carcinoma in situ of breast

Excludes

  • 2E63 – melanoma in situ of breast (skin)
  • 2E64 – carcinoma in situ of skin of breast

Child codes

  • 2E65.0 – Lobular carcinoma in situ of breast
  • 2E65.1 – Lobular carcinoma in situ of breast, pleomorphic subtype
  • 2E65.2 – Ductal carcinoma in situ of breast
  • 2E65.3 – Ductal carcinoma in situ of breast, comedo subtype
  • 2E65.4 – Mixed ductal and lobular carcinoma in situ of breast
  • 2E65.5 – Paget disease of nipple
  • 2E65.Y – Other specified carcinoma in situ of breast
  • 2E65.Z – Carcinoma in situ of breast, unspecified

Sibling codes

  • 2E60 – Carcinoma in situ of oral cavity, oesophagus or stomach
  • 2E61 – Carcinoma in situ of other or unspecified digestive organs
  • 2E62 – Carcinoma in situ of middle ear or respiratory system
  • 2E63 – Melanoma in situ neoplasms
  • 2E64 – Carcinoma in situ of skin
  • 2E66 – Carcinoma in situ of cervix uteri
  • 2E67 – Carcinoma in situ of other or unspecified genital organs
  • 2E68 – Carcinoma in situ of bladder
  • 2E69 – Carcinoma in situ of other or unspecified urinary organs
  • 2E6A – Carcinoma in situ of the eye or ocular adnexa
  • 2E6B – Carcinoma in situ of thyroid or other endocrine glands
  • 2E6Y – Carcinoma in situ of other specified site
  • 2E6Z – Carcinoma in situ of unspecified site

Foundation entity

Carcinoma in situ of breast – http://id.who.int/icd/entity/1264360394

Allowed postcoordination axes

Part of: 02: Neoplasms