Definition Urothelial carcinoma involves the prostatic tissue, including primary tumor arising from the prostatic urethra and ducts, and secondary involvement by bladder cancer. Clinical features You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited…
Definition Rare variants of prostate carcinoma Clinical features You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here
Definition Basaloid carcinoma in the prostate, composed of malignant prostatic basal cells Includes tumors with adenoid cystic-like histological appearances Clinical features Epidemiology Affects adult men in the 6th decade of life You’re Reading a Preview Become a Clinical Tree membership…
Definition Uncommon benign lesion of the prostate composed of a nodular proliferation of basaloid nests or benign glands with prominent basal cells that may obscure the glands. Basal cell hyperplasia extensively involving an adenomatous nodule may be interpreted as basal…
Definition A rare histologic variant of prostatic carcinoma akin to that diagnosed in the lung. Clinical features Epidemiology Affects adult men of older age; range, 44–92 years (mean, 69 years) You’re Reading a Preview Become a Clinical Tree membership for…
Definition Low-grade epithelial tumor lacking expression of prostatic markers and demonstrating neuroendocrine differentiation. Similar to its counterpart in other locations. Clinical features You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership…
Definition Prostatic adenocarcinoma with neuroendocrine (NE) differentiation (either IHC or light microscopy in Paneth cell–like change) excluding prostatic well-differentiated NE tumor, small cell carcinoma, and large cell NE carcinoma. Clinical features You’re Reading a Preview Become a Clinical Tree membership…
Definition Variant of prostatic adenocarcinoma composed of pseudostratified columnar cells. Clinical features Epidemiology In pure form, ductal adenocarcinoma accounts for less than 1% of all prostatic adenocarcinomas. Associated with acinar adenocarcinoma in approximately 5% of prostate cancers. Occurs in an…
Definition Squamous differentiation in prostate cancer is exceedingly rare and is more often, yet not exclusively, seen in cases of prior hormone or radiation therapy, and is usually associated with a poor prognosis. In general, the adenocarcinoma component is typically…
Definition A rare variant of prostate carcinoma with a prominent lymphoid infiltrate. Clinical features You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here