Arteriogenic Impotence
Arteriogenic impotence arises when the arteries are unable to supply blood to the penile region. This may occurs due to the narrowing of penile arteries which is mainly found in individuals with diabetes, high blood pressure, genital injury, in elderly etc. Penile injury may be caused by vehicular accident resulting in a fracture of the pelvis or pubic bones.
Venogenic Impotence
Normally during erection the veins gets closed down completely and thus no blood flows out from the penis. As a result blood accumulates in the sinuses of the penis making it rigid and hard. However in venogenic impotence blood leaks from veins of the penis. It is extremely common.
Psychogenic Impotence
This type of impotence occurs due to psychological factors such as stress, depression, past sexual abuse etc. It can make situation worst if left untreated.
Neurogenic Impotence
For a normal erection to occur, proper conduction of impulses through nerve supply is necessary. However the nerve supply to the penis is quite delicate and complicated. These nerves mainly trigger the arteries and the veins and monitor the flow of blood within them. Any injury that affects the vertebral column and spinal cord can leads to impotence. Furthermore surgeries of rectum, prostate, urethra, spine, and urinary bladder may cause damage to the nerves controlling blood flow to the penis resulting in impotence.
Endocrine or hormonal impotence
It occurs due to the imbalance of hormones in the blood stream. Hormonal imbalance doesn’t directly affects the erection instead affects the sexual desire or libido. It constitute 5-10% of all organic impotence.
Monday, September 14, 2009
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