Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Treatment for Pulmonary Arterial Hypertension: Phosphodiesterase Inhibitors01:28

Treatment for Pulmonary Arterial Hypertension: Phosphodiesterase Inhibitors

148
Phosphodiesterase 5 (PDE5) inhibitors are potent enzymes that function to hydrolyze cyclic nucleotides to their corresponding 5' monophosphates. Their unique biochemical properties have been applied in treating Pulmonary Arterial Hypertension (PAH).
Among the PDE5 inhibitors, sildenafil (Revatio) stands out as a competitive and selective inhibitor. It operates by elevating cellular levels of cGMP and augmenting signaling through the cGMP-PKG pathway, promoting vasodilation. Upon oral...
148
Male Sexual Response: Erection & Ejaculation01:17

Male Sexual Response: Erection & Ejaculation

2.2K
Sexual stimulation can take various forms, such as physical touch and visual or auditory cues. When this happens, the parasympathetic reflex in the sacral portion of the spinal cord is activated. This reflex stimulates the release of nitric oxide (NO), which then dilates the arterioles in the penis, increasing blood flow to the erectile tissues - the corpora cavernosa and corpus spongiosum.
The blood filling the erectile tissues compresses the veins, which helps to prevent blood from leaving...
2.2K
Disorders of the Male Reproductive System01:20

Disorders of the Male Reproductive System

400
Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra....
400
Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists01:23

Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists

169
Prostacyclin receptor agonists are a class of therapeutic agents integral to managing pulmonary arterial hypertension (PAH). These drugs operate by mimicking the action of prostaglandin I2, or PGI2, a naturally occurring compound in the body.
These agonists bind to the IPR receptor situated on the plasma membrane of the pulmonary artery smooth muscle cells. This binding triggers a cascade of reactions known as the GS-AC-cAMP-PKA pathway. This pathway results in the relaxation of smooth muscle...
169
Sexually Transmitted Infections01:26

Sexually Transmitted Infections

303
Sexually transmitted infections (STIs) are diseases transmitted primarily through unsafe sexual interactions. Bacteria, viruses, or parasites cause them and can result in severe health complications if untreated.ChlamydiaThe bacterium Chlamydia trachomatis is responsible for the disease Chlamydia, the most common STI in the United States. This peculiar pathogen requires human cells to reproduce, residing intracellularly. The initial infection often goes unnoticed because it typically does not...
303
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

923
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
923

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Primary investigation of negative impact on sexual function in patients with chronic prostatitis.

Archivio italiano di urologia, andrologia : organo ufficiale [di] Societa italiana di ecografia urologica e nefrologica·2026
Same author

Re: Tikkinen KAO, Najafabadi BT, Hajebrahimi S, et al. A Multicenter Randomized Controlled Trial of Antimicrobial Prophylaxis to Prevent Urinary Tract Infections after Shockwave Lithotripsy for Urolithiasis: The APPEAL Trial. Eur Urol 2025;88(6):543-51.

European urology·2026
Same author

DEEP-URO RA/LP: DE-Escalation of antibiotic Prophylaxis in UROlogical procedures in Robot-Assisted or Laparoscopic Prostatectomy: International Multicenter Prospective Service Evaluation Protocol.

European urology open science·2026
Same author

Correction: <i>Giardia intestinalis</i> trophozoites activate human PMN and induce NET formation but dampen neutrophil ROS production.

Frontiers in immunology·2026
Same author

Monocyte Chemokines Enhance Atherosclerotic Plaque Necrosis After Bacterial Kidney Infection.

FASEB journal : official publication of the Federation of American Societies for Experimental Biology·2026
Same author

Presence of neutrophil extracellular traps (NETs) in different types of human urinary tract infections (UTI). A pilot study.

Frontiers in immunology·2026
Same journal

[Antibiotic stewardship in urology : Time to rethink?]

Urologie (Heidelberg, Germany)·2026
Same journal

[Sex distribution in clinical studies in uro-oncology-status quo in Germany].

Urologie (Heidelberg, Germany)·2026
Same journal

[White paper: a future vision for cross-sector integrated urological care].

Urologie (Heidelberg, Germany)·2026
Same journal

[Generational shift in clinical urological care: status quo in German urology].

Urologie (Heidelberg, Germany)·2026
Same journal

Urologie (Heidelberg, Germany)·2026
Same journal

Urologie (Heidelberg, Germany)·2026
See all related articles

Related Experiment Video

Updated: Jun 28, 2025

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease
02:21

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease

Published on: March 15, 2024

622

[Priapism].

Jens Rosellen1, Arne Hauptmann2, Florian Wagenlehner2

  • 1Klinik für Urologie, Kinderurologie und Andrologie, Justus Liebig Universität, Rudolf-Buchheim-Straße 8, 35392, Gießen, Deutschland. jens.rosellen@uk-gm.de.

Urologie (Heidelberg, Germany)
|April 23, 2024
PubMed
Summary
This summary is machine-generated.

Priapism, a prolonged erection unrelated to sexual arousal, requires prompt treatment, especially the ischemic type, to prevent erectile dysfunction. Management includes aspiration, medication, or surgical shunts.

Keywords:
Constant erectionPenis prosthesisShuntStutteringVasoconstrictor agents

More Related Videos

Transcorporal Artificial Urinary Sphincter Cuff Placement in a Case Requiring Revision for Urethral Atrophy
03:25

Transcorporal Artificial Urinary Sphincter Cuff Placement in a Case Requiring Revision for Urethral Atrophy

Published on: June 16, 2022

909
Microscopic Replantation of Penile Glans Amputation Due to Circumcision
07:28

Microscopic Replantation of Penile Glans Amputation Due to Circumcision

Published on: June 3, 2022

18.7K

Related Experiment Videos

Last Updated: Jun 28, 2025

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease
02:21

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease

Published on: March 15, 2024

622
Transcorporal Artificial Urinary Sphincter Cuff Placement in a Case Requiring Revision for Urethral Atrophy
03:25

Transcorporal Artificial Urinary Sphincter Cuff Placement in a Case Requiring Revision for Urethral Atrophy

Published on: June 16, 2022

909
Microscopic Replantation of Penile Glans Amputation Due to Circumcision
07:28

Microscopic Replantation of Penile Glans Amputation Due to Circumcision

Published on: June 3, 2022

18.7K

Area of Science:

  • Urology
  • Andrology
  • Emergency Medicine

Background:

  • Priapism is defined as a penile erection lasting over four hours, unrelated to sexual stimulation.
  • It is classified into ischemic and non-ischemic subtypes based on penile tissue oxygenation.

Purpose of the Study:

  • To outline the classification, clinical presentation, and management strategies for priapism.
  • To emphasize the urgency of intervention for ischemic priapism to preserve erectile function.

Main Methods:

  • Review of priapism subtypes: ischemic, non-ischemic, and recurrent (stuttering).
  • Description of initial and subsequent therapeutic interventions for each subtype.
  • Highlighting diagnostic criteria based on penile tissue oxygenation.

Main Results:

  • Ischemic priapism is the most common, painful, and carries a high risk of erectile dysfunction, necessitating rapid treatment.
  • Non-ischemic priapism is less common, often trauma-related, typically painless, and managed conservatively.
  • Recurrent priapism, a variant of ischemic priapism, is self-limiting but requires treatment for prolonged episodes.

Conclusions:

  • Prompt diagnosis and management of priapism are crucial, particularly for the ischemic subtype, to prevent long-term complications.
  • Treatment algorithms vary based on priapism classification, ranging from aspiration and medication to surgical shunting.
  • Understanding the distinct characteristics of ischemic, non-ischemic, and recurrent priapism guides effective therapeutic decision-making.