High Grade Prostatic Intraepithelial Neoplasia, Signet Ring Variant

High grade prostatic intraepithelial neoplasia characterized by the presence of masses of mucin within the affected distended glands.

High grade prostatic intraepithelial neoplasia characterized by the presence of secretory cells with their nuclei polarized towards the lumen of the…

High grade prostatic intraepithelial neoplasia characterized by the presence of large glands with papillary infoldings that contain cells with xanthomatous cytoplasm. …

Prostatic intraepithelial neoplasia characterized by the presence of morphologically malignant cells lining the acini and ducts. The malignant cells are enlarged,…

Penile intraepithelial neoplasia characterized by the proliferation of transformed basaloid cells that occupy either the lower two thirds of the epithelial thickness…

There are both architectural and cytologic changes. There is marked reduction of interglandular stroma with complex irregularity of glands. There is…