undifferentiated

Penile intraepithelial neoplasia (PeIN)

What is penile intraepithelial neoplasia (PeIN)? Penile intraepithelial neoplasia (PeIN) is a non-invasive precancerous disease that involves the penis. It is called “non-invasive” because the abnormal cells are only found in the skin on the surface of the penis. If left untreated, PeIN can turn into a type of penile cancer called squamous cell carcinoma …
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Undifferentiated

In pathology, the term undifferentiated is used to describe a malignant (cancerous) tumour made up of cells that look nothing like normal, healthy cells. The degree of differentiation is important because it is used to determine the tumour grade and all undifferentiated tumours are considered high grade. In contrast, well differentiated tumours are considered low grade. …
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