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Sexual (Sex) Problems in Men (cont.)

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What are the risk factors for erectile dysfunction?

The risk factors for erectile dysfunction include:

What causes erectile dysfunction?

There are numerous potential causes of erectile dysfunction.

Neurologic causes include:

  • Stroke
  • Spinal cord or back injury
  • Multiple sclerosis
  • Dementia
  • Pelvic trauma
  • Prostate surgery (even with nerve-sparing surgeries it can take up to 24 months to regain normal sexual function)
  • Priapism
  • Nervous system tumor
  • Epilepsy
  • Diabetic neuropathy

Vascular causes include:

  • Arteriovenous fistula
  • Diabetes
  • Atherosclerosis
  • Congenital anomaly

Hormonal causes include:

Pharmacological causes include:

  • Antidepressants (mainly SSRIs)
  • Spironolactone
  • Sympathetic blockers (clonidine, guanethidine, or methyldopa)
  • Thiazide diuretics
  • Ketoconazole
  • Cimetidine

Penile dysfunction causes include:

  • Peyronie's disease

Psychiatric causes include:

  • Loss of feeling toward the other person
  • Stress
  • Fear of non-performance

Functional causes include:

  • Bicycling irritating the nerves and tissue of the penis
Medically Reviewed by a Doctor on 2/9/2015

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