wolffian reproductive system neoplasm http://purl.obolibrary.org/obo/HP_0033019 http://purl.obolibrary.org/obo/NCIT_C3054 A benign, borderline, or malignant neoplasm that affects the wolffian reproductive system. Representative examples include benign prostate phyllodes tumor, benign testicular Sertoli cell tumor, prostatic intraepithelial neoplasia, prostate carcinoma, testicular seminoma, and testicular embryonal carcinoma. male reproductive system neoplasm male reproductive tract neoplasm wolffian reproductive system neoplasms reproductive system neoplasm