Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Review
. 2021 Nov;48(4):513-525.
doi: 10.1016/j.ucl.2021.06.009.

Physiology of Erection and Pathophysiology of Erectile Dysfunction

Susan M MacDonald  1 , Arthur L Burnett  2
Affiliations
Review

Physiology of Erection and Pathophysiology of Erectile Dysfunction

Susan M MacDonald et al. Urol Clin North Am. 2021 Nov.

Abstract

The science of penile erection, including recent advances in its molecular physiology and neuroanatomic pathways, is described. The pathophysiology of erectile dysfunction is presented, acknowledging associated disease states, and accordingly follows a practical classification scheme: vasculogenic, neurogenic, endocrine, and psychogenic.

Keywords: Erectile dysfunction; Erection; Impotence; Pathophysiology; Physiology.

PubMed Disclaimer