A premalignant change arising in the prostatic epithelium, regarded as the most important and most likely precursor of prostatic adenocarcinoma. The neoplasia takes the form of an intra-acinar or ductal proliferation of secretory cells with unequivocal nuclear anaplasia, which corresponds to nuclear grade 2 and 3 invasive prostate cancer.
Also Known As:
Intraepithelial Prostatic Neoplasia; Prostatic Intraepithelial Neoplasms; Intraepithelial Neoplasia, Prostatic; Intraepithelial Neoplasm, Prostatic; Intraepithelial Neoplasms, Prostatic; Intraepithelial Prostatic Neoplasias; Neoplasia, Intraepithelial Prostatic; Neoplasm, Prostatic Intraepithelial; Neoplasms, Prostatic Intraepithelial; Prostatic Intraepithelial Neoplasias; Prostatic Intraepithelial Neoplasm; Prostatic Neoplasia, Intraepithelial; Neoplasia, Prostatic Intraepithelial