Adenoma

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Tubular adenoma of the colorectum, a benign pre-malignant lesion. H&E stain.

Adenoma is a benign tumour composed of glands.

The -oma ending implies benign; however, it should be noted that there are several exceptions. Melanomas and sarcomas are malignant!

Types of adenoma

Gastrointestinal pathology

Breast pathology

Genitourinary pathology

Head and neck pathology

Other

See also