There, the nerve impulses cause relaxation of penile tissue and expanding of arterial blood supplies. As the penile tissue relaxes and penile arteries expand, the blood flow into the erection chambers increases. cialis 20 The penis then swells in size. Veins that drain the blood are compressed against the inner wall of the tunica albuginea.

The blood is thus trapped, making the penis hard and erect. Continued stimulation keeps the process going and maintains an erection. When stimulation ends or following ejaculation, pressure in the penis decreases, blood is released, and the penis resumes its normal shape. One is when the penis does not harden enough or at all. The second type is when the penis does get somewhat erect, but not hard enough to allow intercourse. The third possibility is that the penis does not get erect normally,but then softens again too quickly. Very often, an erectile problem will have more than one cause. The causes may be psychological or physical, or a combination of both. Distinguishing between psychological and physical causes is helpful because treatment may differ depending on the cause. In many cases, however, there are both psychological and physical reasons for the condition.

Cheap cialis online no prescription. There are many classification systems for the causes of ED. The easiest is to categorize the causes as physical, psychological, neurological, vascular and other.
Underlying causes include the following: vascular disease, diabetes, drugs, hormone imbalance, neurological causes, pelvic trauma in surgery, Peyronie's disease, and venous leak. Vascular Disease: Vascular disease is the predominant cause of erection problems. Low blood flow in and around the heart may cause a cardiac infarct, the same problem in the brain may cause a stroke, and in the penis it causes erection problems. Another cause of erection trouble may be the venous leak. If the veins that drain blood from the cavernous bodies in the penis do not sufficiently close during erection, it causes blood and pressure to leak out of the penis, which in turn will make it impossible to build up enough blood pressure in the cavernous bodies for sufficient erection. Diabetes: Diabetes is a major cause of erection problem. Cialis soft pills.
The disease can damage blood vessels and nerve tissues. Both may have an effect on erection. High levels of blood sugar associated with diabetes often damage small blood vessels and nerves throughout the body, which can impair nerve impulses and blood flow necessary for erection.
Other: Drugs and vices, like drinking alcohol or smoking, may damage the nerves and blood supply needed for normal erection. There are over 200 prescription drugs that may cause or contribute to impotence, including drugs for high blood pressure, heart medication, antidepressants, tranquilizers and sedatives. Hormonal Imbalance: Testosterone deficiency can result in a loss of libido (sexual desire) and a loss of erection. High production of prolactin and high or low thyroid hormone levels (hyperthyroidism or hypothyroidism, may add to a low testosterone production and thus, cause a lower libido. Hormonal imbalances can also occur as a result of kidney or liver disease. Neurological Causes: Multiple sclerosis, Parkinson's disease, and spinal cord injuries are among those that may lead to loss of potency. Cialis for sale in usa.
Spinal cord and brain injuries can cause impotence because they interrupt the transfer of nerve impulses from the brain to the penis. Pelvic Trauma in Surgery: Surgery of the colon, prostate, bladder, or rectum, may damage the nerves and blood vessels involved in erection. Removal of the prostate or bladder often results in impotence.

Read more about the da Vinci Robotic surgery for prostate cancer removal. Peyronie's Disease: Peyronie's disease is an inflammatory condition that causes scarring of the erectile tissue. The French surgeon Francois de la Peyronie first described it in 1743. Buy cialis mississauga.
The scar tissue, or Peyronie's plaque, forms in the wall of the tissue that surrounds the corpus cavernosum. This is the structure that fills with blood to create a normal erection. When the plaque is large enough it may interfere with the ability of the muscles within the corpora to compress the veins that drain the penis during an erection. Therefore blood leaks from the penis back into the general circulation, making it impossible to maintain an erection. The penis is curved. Most cases occur between 40-70 years of age but it can develop at any time. The cause of Peyronie's disease is unknown, although trauma to the penis has been implicated.
This curvature can be so severe that it prevents intercourse. Psychological Causes: Though the physical reasons for ED are many, once a man has difficulty with erections, psychological factors often become a factor. Cialis pills description.
Men who experience a sudden loss of erectile capability often have a psychological origin to their condition. Just as an erection can result from thinking about sex, negative thoughts can prevent an erection from occurring. In addition, depression and other psychological problems can affect both erections and sexual drive. Psychological causes of impotence can include stress or anxiety from home or work, worry about poor sexual performance, marital problems, unresolved sexual orientation and depression. Psychological factors in impotence are often secondary to physical causes, but they magnify their significance. Urologists regularly diagnose and treat the condition and who stay up to date on the latest ED research and treatments. Many psychiatrists and psychologists also treat the condition. It is very important that medical professionals discuss the pros and cons of all treatment options with their patients.
Medical History: The first visit with start with an extensive medical history, including psychological and sexual aspects of your life. Remember, there are many potential causes for impotency, and most of these are identified in a detailed history. The doctor will also interview the patient for possible risk factors. The doctor will ask questions about stress and fatigue and the relationship between you and your partner. This will probably include questions of a personal nature, but they are necessary to get an overview of your whole sex life. Further information obtained regarding lifestyle issues such as smoking and illicit drug use may affect the man's ability to obtain an erection, and this information is equally as important. The doctor will also make sure to ask questions about any contributing factors to your erection problems, like diabetes, alcohol abuse, medications, etc. Once a medical history is complete, a physical exam will follow. Physical exam: A physical exam is straightforward and can give clues to systemic problems.