Benign Breast Adenomyoepithelioma

A benign, nodular neoplasm that arises from the breast parenchyma. It is characterized by the proliferation of myoepithelial cells around spaces that are lined by epithelial cells. Occasionally, adenomyoepitheliomas may undergo malignant transformation. (NCI Thesaurus)

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Benign Brain Neoplasm

A primary, slow growing, noninvasive neoplasm of the brain. In children, astrocytomas of the cerebellum represent relatively common benign brain…

Benign Bone Neoplasm

A neoplasm arising from the bone or articular cartilage that does not invade adjacent tissues or metastasize to other anatomic sites. …

Benign Blood Vessel Neoplasm

A benign neoplasm arising from arteries or veins.

Benign Bladder Neoplasm

A benign abnormal growth of the cells that comprise the bladder.

Benign Basal Cell Tumor of the Mouse Skin

A cutaneous neoplasm composed of cells with basaloid cytology that does not exhibit significant follicular differentiation and is not locally invasive or…

Benign Basal Cell Neoplasm

A neoplasm composed of basal cells that remains localized and does not metastasize to other anatomic sites.