The experimental treatment cryosurgery does carry the possibility of damaging the nerves responsible for erection. About two-thirds of men report having problems becoming erect after having this procedure done. However, the ability to achieve an erection may improve over time . Loss of sexual desire may occur for other reasons than ones noted above. It is not easy to get in the mood for sex if you have fatigue, chronic-pain or nausea that are sometimes associated with cancer and cancer treatments in general.
Most people find that sexual desire returns when energy is at a more normal level.
Feelings of depression and sadness are not uncommon for people with cancer. Your emotional state can make it difficult for you to enjoy sex, or have the energy and desire to initiate sexual activity. These concerns over body image can affect one's sexual activity and interest. There are several options available to men who have Erectile Dysfunction which are discussed here. There are also many strategies for approaching sex that can help, even before beginning prostate cancer treatment.