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Section: Erectile Dysfunction (list 2)
Causes
Drugs (Anti-depressants (SSRIs) and Nicotine are most common. A study entitled "Drug-induced mal sexual dysfunction" concluded that of the 12 most commonly prescribed medications on the market today, 8 of those ...Section: Erectile Dysfunction
Other articles from the section: Erectile Dysfunction
Medical diagnosis
There are no formal tests to diagnose erectile dysfunction. Some blood tests are generally done to exclude underlying disease, such as diabetes, hypogonadism and prolactinoma. Impotence is also related to generally poor physical health, poor dietary habits, obesity, and most specifically cardiovascular disease such as coronary artery disease and peripheral vascular disease. A useful and simple way to distinguish between physiological and psychological impotence is to determine whether the patient ever has an erection. If ...Section: Erectile Dysfunction
About ED
Erectile dysfunction (ED, "male impotence") is a sexual dysfunction characterized by the inability to develop or maintain an erection of the penis sufficient for satisfactory sexual performance. An erection occurs as a hydraulic effect due to blood entering and being retained in sponge-like bodies within the penis. The process is most often initiated as a result of sexual arousal, when signals are transmitted from the brain to nerves in the pelvis. Erectile dysfunction is ...Section: Erectile Dysfunction
Pathophysiology
Penile erection is managed by two different mechanisms. The first one is the reflex erection, which is achieved by directly touching the penile shaft. The second is the psychogenic erection, which is achieved by erotic or emotional stimuli. The former uses the peripheral nerves and the lower parts of the spinal cord, whereas the latter uses the limbic system of the brain. In both conditions, an intact neural system is required for a successful and complete erection. Stimulation of penile ...Section: Erectile Dysfunction