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Related Experiment Video

Updated: Jan 11, 2026

Cheek Injection Model for Simultaneous Measurement of Pain and Itch-related Behaviors

Cheek Injection Model for Simultaneous Measurement of Pain and Itch-related Behaviors

Published on: September 27, 2019

Pruritis Ani.

Michael Newman¹, Dipen Maun², Scott Dolejs²

¹Ascension St. Vincent Surgical Residency Program, Ascension St. Vincent Ortho Center, 2001 West 86th Street, Indianapolis, IN 46260, USA.

The Surgical Clinics of North America

|November 15, 2025

Summary

This summary is machine-generated.

Pruritus ani, or anal itching, is a common condition often caused by identifiable factors. Addressing the root cause and implementing proper hygiene significantly improves symptoms.

Keywords:

Anorectal hygiene Dietary triggers Itch-scratch-itch cycle Methylene blue Pruritus ani Tacrolimus Topical steroids

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Last Updated: Jan 11, 2026

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Published on: September 27, 2019

Demonstration of Cutaneous Allodynia in Association with Chronic Pelvic Pain

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Measurement of Tactile Allodynia in a Murine Model of Bacterial Prostatitis

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Area of Science:

Gastroenterology
Dermatology

Background:

Pruritus ani is defined as severe itching of the perianal skin.
Symptoms can be intermittent, constant, acute, or chronic.

Purpose of the Study:

To outline the etiologies, diagnostic workup, and therapeutic modalities for pruritus ani.
To emphasize the importance of identifying and correcting underlying causes.

Main Methods:

Review of current medical literature on pruritus ani.
Discussion of diagnostic approaches including patient history and physical examination.
Overview of treatment strategies.

Main Results:

An underlying cause is identified in 75% of pruritus ani cases.
Correction of underlying causes often leads to significant symptom improvement.
Treatment involves addressing the cause, hygiene education, trigger avoidance, and symptom management.

Conclusions:

Effective management of pruritus ani relies on identifying and treating the underlying etiology.
Patient education on anorectal hygiene and trigger avoidance is crucial.
A comprehensive approach combining medical and behavioral interventions ensures optimal outcomes.