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Related Experiment Videos

Anal fissures.

D Z Lubowski1

  • 1Anorectal Physiology Unit, St George Hospital, Sydney, New South Wales.

Australian Family Physician
|September 29, 2000
PubMed
Summary
This summary is machine-generated.

Anal fissures, often mistaken for hemorrhoids, are commonly caused by internal sphincter spasms leading to anal mucosa ischemia. New treatments focus on sphincter-relaxing medications, potentially avoiding surgery for some patients.

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Area of Science:

  • Gastroenterology
  • Colorectal Surgery

Background:

  • Anal fissures are prevalent anorectal conditions causing pain, itching, and bleeding.
  • Symptoms are often misattributed to hemorrhoids, delaying diagnosis and treatment.
  • Differential diagnosis is crucial, considering patient age and clinical presentation.

Purpose of the Study:

  • To elucidate the pathogenesis of anal fissures.
  • To review current and emerging management strategies for anal fissures.

Main Methods:

  • Review of recent scientific literature on anal fissure pathophysiology.
  • Analysis of pharmacological and surgical treatment outcomes.

Main Results:

  • Internal sphincter spasm is the primary cause of anal fissures.

Related Experiment Videos

  • Sphincter spasm leads to ischemia of the anal mucosa.
  • Pharmacological agents that induce sphincter relaxation are effective treatments.

    • Conclusions:

    • Updated understanding of anal fissure pathophysiology highlights internal sphincter spasm and ischemia.
    • Sphincter-relaxing medications offer a non-surgical treatment option.
    • Medical management may obviate the need for surgery in select anal fissure cases.