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prostatic intraepithelial neoplasia

Medical Definition

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.
Related Codes (1)
Code
Description
Billable
Details
N42.31Prostatic intraepithelial neoplasia
Type 1 Excludes (1)

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