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Ultrasound is an excellent method for the study of the penis, such as indicated in trauma, priapism, erectile dysfunction or suspected Peyronie's disease. [1] Ultrasound is an imaging modality that, in addition to being well tolerated and widely available, is considered an excellent method for the evaluation of many penile diseases.
Combined intracavernous injection and stimulation test or CIS test is the most commonly performed office diagnostic procedure for erectile dysfunction. It consists of an intracavernosal injection , visual or manual sexual stimulation , and a rating of the subsequent erection .
An erection (clinically: penile erection or penile tumescence) is a physiological phenomenon in which the penis becomes firm, engorged, and enlarged. Penile erection is the result of a complex interaction of psychological, neural, vascular, and endocrine factors, and is often associated with sexual arousal, sexual attraction or libido, although erections can also be spontaneous.
ASKAS - Aging Sexuality Knowledge and Attitudes Scale [10]; This questionnaire is aimed at knowing sexuality and sexual attitudes in the elderly.It is made up of 61 items divided into two subscales: "Knowledge subscale", a 35-item scale with "True/False" and "I don't know" answers and "Attitudes subscale" which is composed of 26 items rated on a 7-point Likert scale.
In a study published in 2016, based on US health insurance claims data, out of 19,833,939 US males aged ≥18 years, only 1,108,842 (5.6%), were medically diagnosed with erectile dysfunction or on a PDE5I prescription (μ age 55.2 years, σ 11.2 years). Prevalence of diagnosis or prescription was the highest for age group 60–69 at 11.5% ...
This means that in the event of a rival male's sperm occupying the reproductive tract of a female, the human penis is able to displace the rival sperm, replacing it with his own. [42] Semen displacement has two main benefits for a male. Firstly, by displacing a rival male's sperm, the risk of the rival sperm fertilising the egg is reduced. [43]
Venous leak, also called venogenic erectile dysfunction and penile venous insufficiency, is one category of vascular-induced (vasculogenic) impotence – a cause of erectile dysfunction in males. [2] It affects all ages, being particularly awkward in young men. [ 3 ]
A penile implant is an implanted device intended for the treatment of erectile dysfunction, Peyronie's disease, ischemic priapism, deformity and any traumatic injury of the penis, and for phalloplasty or metoidioplasty, including in gender-affirming surgery. Men also opt for penile implants for aesthetic purposes.