Neoplastic Process
iris neoplasm
i·ris ne·o·plasm
Subclass of:
Uveal Neoplasms; Iris Diseases
Definitions related to iris neoplasms:
  • A neoplasm that affects the iris. This category includes nevus and melanoma.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Tumors of the iris characterized by increased pigmentation of melanocytes. Iris nevi are composed of proliferated melanocytes and are associated with neurofibromatosis and malignant melanoma of the choroid and ciliary body. Malignant melanoma of the iris often originates from preexisting nevi.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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