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Section: Erectile Dysfunction (list 2)
Overview and symptoms
Erectile dysfunction is characterized by the regular or repeated inability to obtain or maintain an erection. There are several ways that erectile dysfunction is analyzed: Obtaining full erections at some ...Section: Erectile Dysfunction
Other articles from the section: Erectile Dysfunction
Vacuum Therapy
These work by placing the penis in a vacuum cylinder device. The device helps draw blood into the penis by applying negative pressure. A tension ring is applied at the base of the penis to help maintain the erection. This type of device is sometimes referred to as penis pump and may be used just prior to sexual ...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 shaft by the ...Section: Erectile Dysfunction
Alprostadil
Alprostadil can be injected into the penis or inserted using a special applicator - usually just before sexual intercourse. Alprostadil has also become available in some countries as a topical cream (under the brand name Befar), and preliminary studies have shown a clinical efficacy of up to 83%. It has an onset of action of 10-15 minutes and its ...Section: Erectile Dysfunction