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data suggesting pudendal artery stenosis rarely being cause of ED
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The study will address the role of internal pudendal artery disease in erectile dysfunction (ED), and whether it might eventually be amenable to intervention with stenting. There is currently a small trial investigating the potential benefit of stenting for erectile dysfunction, but the relationship between pelvic arterial stenoses and erectile dysfunction is not yet proven. The investigators intend to perform angiography on patients both with and without erectile dysfunction, to see whether internal pudendal artery disease is more common in the population with erectile dysfunction. In addition to angiography, stenoses will be examined using fractional flow reserve. The degree of internal pudendal artery disease will then be correlated with the degree of erectile dysfunction using a validated questionnaire, the International Index of Erectile Function (IIEF). Patients will then complete IIEF questionnaires for 5 years to assess the relationship between internal pudendal artery disease and progression of erectile dysfunction.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Cases | Patients with erectile dysfunction by ILEF questionnaire | ||
| Controls | Patients without erectile dysfunction by ILEF questionnaire |
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| Measure | Description | Time Frame |
|---|---|---|
| Pudendal Assessment in Erectile Dysfunction | The primary exposure will be hemodynamically significant internal pudendal artery stenoses as a predictor of erectile dysfunction | Up to Five years |
| Measure | Description | Time Frame |
|---|---|---|
| Pudendal Assessment in Erectile Dysfunction | Secondary analyses will include correlation between bilateral disease and erectile dysfunction, as well as the contribution of small vessel disease (distal to the internal pudendal artery). The severity of disease by IIEF questionnaire will also be compared to the severity of disease by angiography. We will continue through 5-year follow-up of patients with yearly IIEF questionnaires to determine if changes in erectile dysfunction can be predicted by baseline internal pudendal artery disease. |
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Inclusion Criteria:
Exclusion Criteria:
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sexually active men, scheduled for cardiac catheterization or peripheral artery catheterization, who have at least one risk factor for ED
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| Name | Affiliation | Role |
|---|---|---|
| Howard Herrmann, M.D. | University of Pennsylvania | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of Pennsylvania | Philadelphia | Pennsylvania | 19104 | United States |
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| ID | Term |
|---|---|
| D007172 | Erectile Dysfunction |
| ID | Term |
|---|---|
| D005832 | Genital Diseases, Male |
| D000091662 | Genital Diseases |
| D000091642 | Urogenital Diseases |
| D012735 | Sexual Dysfunction, Physiological |
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| up to five years |
| D052801 | Male Urogenital Diseases |
| D020018 | Sexual Dysfunctions, Psychological |
| D001523 | Mental Disorders |