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Related Concept Videos

Glaucoma: Overview01:25

Glaucoma: Overview

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Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
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Open Angle Glaucoma: Treatment01:27

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In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
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Angle Closure Glaucoma: Treatment01:28

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Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
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Disorders of the Male Reproductive System01:20

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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.
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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

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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...
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Male Sexual Response: Erection & Ejaculation01:17

Male Sexual Response: Erection & Ejaculation

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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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Assessing Early Stage Open-Angle Glaucoma in Patients by Isolated-Check Visual Evoked Potential
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Correlation in Severity Between Glaucoma and Erectile Dysfunction.

Geoffrey Law1, Nawaaz A Nathoo, Ethan Reiner

  • 1*Faculty of Medicine †Department of Ophthalmology and Visual Sciences ‡Sauder School of Business, University of British Columbia, Vancouver, BC, Canada.

Journal of Glaucoma
|August 24, 2016
PubMed
Summary
This summary is machine-generated.

Open-angle glaucoma is a significant risk factor for erectile dysfunction (ED). This study found a positive association between the severity of glaucoma and the severity of ED in male patients.

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Area of Science:

  • Ophthalmology
  • Urology
  • Public Health

Background:

  • Open-angle glaucoma is a leading cause of irreversible blindness.
  • Erectile dysfunction (ED) is a common condition affecting men's quality of life.
  • The relationship between glaucoma and ED requires further investigation.

Purpose of the Study:

  • To examine the association between open-angle glaucoma and erectile dysfunction (ED).
  • To investigate the correlation in severity between open-angle glaucoma and ED.

Main Methods:

  • Cross-sectional study involving 167 male patients over 40 years old.
  • Utilized patient questionnaires (International Index of Erectile Function) and retrospective chart review.
  • Glaucoma severity assessed by visual field index; ED presence and severity determined by validated questionnaire.

Main Results:

  • Glaucoma was a significant risk factor for ED (odds ratio, 2.58).
  • A significant correlation was found between the severity of glaucoma and ED (r=0.365, P=0.007).

Conclusions:

  • A positive association exists between the presence of ED and glaucoma diagnosis.
  • Severity of ED is positively associated with the severity of glaucoma.