2E65.4

ICD-11 MMS 2026-01

Mixed ductal and lobular carcinoma in situ of breast

Description

The co-existence of ductal and lobular carcinoma in situ in the breast, without evidence of stromal invasion.

Index terms

  • Mixed ductal and lobular carcinoma in situ of breast
  • lobular with intraductal carcinoma in situ

Exclusions from above levels

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

Sibling 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
  • 2E65.5 – Paget disease of nipple
  • 2E65.Y – Other specified carcinoma in situ of breast
  • 2E65.Z – Carcinoma in situ of breast, unspecified

Foundation entity

Mixed ductal and lobular carcinoma in situ of breast – http://id.who.int/icd/entity/368046549

Allowed postcoordination axes

Part of: 2E65: Carcinoma in situ of breast › 02: Neoplasms