Erectile dysfunction: Evaluation and pathophysiology

Tolulope Bakare, Ramy Abou Ghayda

Research output: Chapter in Book/Report/Conference proceedingChapter


Erectile dysfunction is defined as the inability to achieve or maintain an erection sufficient for satisfactory sexual performance and vaginal intercourse. The causes of erectile dysfunction can be grouped into two main categories: Psychogenic causes including psychological disorders, stress, performance anxiety, and organic caused including hormonal alteration, neurovascular, drug induced or anatomical abnormalities. Phosphodiesterase type V inhibitors (PDE5I) are FDA approved first line of treatment foe erectile dysfunction.

Original languageEnglish (US)
Title of host publicationEncyclopedia of Reproduction
Number of pages3
ISBN (Electronic)9780128151457
StatePublished - Jan 1 2018
Externally publishedYes


  • Cardiovascular diseases
  • Erectile dysfunction
  • Intracavernosal therapy
  • Intraurethral therapy
  • Organic etiologies
  • Penile anatomy
  • Penile prosthesis
  • Phosphodiesterase inhibitors
  • Physiology of erection
  • Psychogenic etiologies
  • Sexual performance
  • Vacuum devices
  • Vaginal intercourse

ASJC Scopus subject areas

  • Medicine(all)


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