2A00.22

ICD-11 MMS 2026-01

Choroid plexus tumours

Index terms

  • Choroid plexus tumours
  • anaplastic choroid plexus papilloma
  • choroid plexus papilloma NOS
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  • choroid plexus papilloma in fourth ventricle
  • papilloma of choroid plexus
  • plexus choroideus papilloma
  • plexus choroideus papilloma in fourth ventricle
  • Choroid plexus papilloma
  • choroid plexus papilloma (grade 1 lesion)
  • Atypical choroid plexus papilloma
  • Atypical papilloma of choroid plexus
  • atypical choroid plexus papilloma (grade 2 lesion)
  • Choroid plexus carcinoma
  • choroid plexus carcinoma (grade 3 lesion)

Exclusions from above levels

  • 2D50 – Malignant neoplasm metastasis in brain
  • 2D51 – Malignant neoplasm metastasis in meninges
  • 2D52 – Malignant neoplasm metastasis in spinal cord, cranial nerves or paraspinal nerves

Sibling codes

  • 2A00.20 – Tumours of the pineal gland or pineal region
  • 2A00.21 – Mixed neuronal-glial tumours
  • 2A00.2Y – Other specified tumours of neuroepithelial tissue of brain
  • 2A00.2Z – Tumours of neuroepithelial tissue of brain, unspecified

Foundation entity

Choroid plexus tumours – http://id.who.int/icd/entity/1959912502

Allowed postcoordination axes

Part of: 2A00.2: Tumours of neuroepithelial tissue of brain › 2A00: Primary neoplasms of brain › 02: Neoplasms