Organic problems such as diabetes, cancer, atherosclerosis and neurological injuries can often lead to complications psychological, for example. It can also be secondary, and appear as the first manifestation of various disorders such as hypertension, diabetes, cardiovascular disease and renal failure. The Essentials of psychological origin can manifest in various ways, such as premature or delayed ejaculation, painful ejaculation and impotence itself. There may be further loss of libido (sexual desire), lack of orgasm and phobias (fears) sexual, all for anxiety, depression or guilt. An individual who has an unpleasant experience, such as loss of erection to have sex or a very premature ejaculation tends to next relationship, remember such "failures", becoming anxious. This provides a new fault, creating a vicious circle. Organic causes are subdivided according to etiology. The vascular genie are the most prevalent, especially the changes in blood flow, arteriosclerosis and trauma (leading to damage to blood vessels). Abnormalities of venous flow are less common. The causes include neuron genii diabetic neuropathy, multiple sclerosis, alcohol abuse, trauma and spinal nerve damage by radical prostatectomy (surgery to remove prostate). Have hormonal causes are primary or secondary (disorders of male hormones).