This page offers definitions and phrases of various Erectile Dysfunction related terms.
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Edex -  Alprostadil alfadex. A form of injection therapy produced by Schwarz Pharma, Inc. (Mequon, WI). It contains prostaglandin E1 and works via the same mechanism as Caverject.
Efficacy -  The power or ability to produce an effect.
Ejaculation -  The release of semen through the penis during orgasm.
Ejaculatory duct -  The structure through which the ejaculate passes into the urethra.
Ejaculatory dysfunction -  An abnormality of ejaculatory function, such as retrograde ejaculation, premature ejaculation, delayed ejaculation, and anejaculation.
Electroejaculation -  Use of an electrical stimulus to induce ejaculation.
Embolization -  The introduction of a substance into a blood vessel in order to obstruct (occlude) it.
Emission -  A discharge, the involuntary discharge of semen from the ejaculatory duct into the urethra.
Enzyme -  A chemical that is produced by living cells that causes chemical reactions to occur while not being changed itself.
Erectile dysfunction -  The inability to achieve and/or maintain an erection satisfactory for the completion of sexual performance.
Erection -  The process whereby the penis becomes rigid.
Erosion -  Destruction of a tissue surface, e.g., penile prosthesis eroding through the skin.
Experimental -  An untested or unproven treatment or approach to treatment.
External-beam radiation therapy -  A specific radiation technique that is used to treat many types of cancer. Beams of high-energy radiation pass through the skin, with the maximal energy focused on the target organ, e.g., the prostate.