This structure is derived from the Wolffian duct ( Mesonephric Duct ) as opposed to the appendix testis which is derived from the M�llerian duct ( Paramesonephric Duct ) remnant.
2.
There are many other conditions, such as testicular microlithiasis, epididymal cysts, and appendix testis ( hydatid of Morgagni ), which may be painful but are non-cancerous.
3.
However, small paramesonephric ducts can still be identified, and the remnants can be detected in the adult male, located in the appendix testis, a small cap of tissue associated with the testis.