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Related Concept Videos

Disorders of the Male Reproductive System01:20

Disorders of the Male Reproductive System

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. Symptoms...
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
Esophageal Varices-I: Introduction01:24

Esophageal Varices-I: Introduction

Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...
Effect of Hepatic Disease on Pharmacokinetics: Dose Adjustments Due to Hepatic Impairment01:08

Effect of Hepatic Disease on Pharmacokinetics: Dose Adjustments Due to Hepatic Impairment

Hepatic impairment, characterized by decreased liver function, does not uniformly mandate adjustments in drug dosage. Whether dosage modifications are necessary depends on various factors related to the drug's metabolism and elimination pathways. If a drug is primarily excreted via the kidneys and bypasses significant hepatic processing, if it undergoes minimal metabolic transformation in the liver, or if it is volatile and primarily expelled through the lungs, dose adjustments may not be...
Male Sexual Response: Erection & Ejaculation01:17

Male Sexual Response: Erection & Ejaculation

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.
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Portal Hypertension01:22

Portal Hypertension

Portal hypertension is an increase in blood pressure within the portal venous system. Normally, this pressure is less than 5 mmHg. It is considered clinically significant when it rises above 10 mmHg. At this threshold, complications from altered blood flow and venous congestion emerge.EtiologyPortal hypertension arises from conditions that impede blood flow through the liver. The most common cause is cirrhosis, in which chronic liver injury leads to fibrotic scarring. This fibrosis narrows or...

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Related Experiment Video

Updated: May 20, 2026

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility
04:22

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Published on: May 30, 2025

Haemorrhoids are associated with erectile dysfunction: a population-based study.

J J Keller1, H-C Lin2

  • 1School of Public Health, Taipei Medical University, Taipei.

International Journal of Andrology
|July 11, 2012
PubMed
Summary
This summary is machine-generated.

Men with haemorrhoids have nearly double the risk of erectile dysfunction (ED). This risk is significantly higher for younger men under 30, suggesting a strong link between these conditions.

Related Experiment Videos

Last Updated: May 20, 2026

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility
04:22

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Published on: May 30, 2025

Area of Science:

  • Urology
  • Gastroenterology
  • Sexual Health

Background:

  • Haemorrhoids are linked to vascular issues and rectal pain, potentially impacting erectile function.
  • Existing research on the association between haemorrhoids and erectile dysfunction (ED) is limited.

Purpose of the Study:

  • To investigate the relationship between a prior diagnosis of haemorrhoids and the incidence of ED.
  • To utilize population-based data from Taiwan for a comprehensive analysis.

Main Methods:

  • A population-based case-control study design was employed.
  • 6,310 patients diagnosed with ED (cases) were compared with 31,550 randomly selected controls.
  • Conditional logistic regression analysis was used to determine the odds ratio (OR) for prior haemorrhoid diagnosis.

Main Results:

  • A significantly higher prevalence of prior haemorrhoids was observed in ED cases (24.9%) compared to controls (14.2%).
  • The adjusted OR for prior haemorrhoids among ED cases was 1.90 (95% CI = 1.78-2.03).
  • Younger ED cases (<30 years old) showed a markedly increased risk, with an adjusted OR of 3.71 (95% CI = 2.74-5.02).

Conclusions:

  • A significant association exists between a prior diagnosis of haemorrhoids and erectile dysfunction.
  • The study highlights a stronger association in younger men, warranting further investigation into underlying mechanisms.